ADP5520 Backlight Driver with I/O Expander Evaluation Board EVAL-ADP5520 FEATURES FUNCTIONAL BLOCK DIAGRAM J10 LK10 LK9 LK8 EXT EXT EXT USB USB D21 USB D20 D19 INT D18 VBAT VDDIO VBOARD OKAY OKAY OKAY GENERAL DESCRIPTION D17 D16 D14 D15 LED 1 LK1 LK2 DAUGHTERBOARD J1 J2 R0 J3 R1 J4 R2 HIGH D4 D5 D7 MOTHERBOARD D3 D2 KP GPI GPO KP GPI GPO J6 C0 J7 C1 J8 C2 C3 D10 LED 3 HIGH HIGH LOW LOW LOW SW2 SW3 SW1 D1 J5 R3 D9 HIGH KP GPI GPO LED 3 KP GPI GPO KP GPI GPO KP GPI GPO D11 HIGH HIGH HIGH LED 2 HIGH LOW LOW LOW LOW LOW SW5 SW6 SW7 SW8 SW4 D6 A B C D S1 S2 S3 S4 E F G H S5 S6 S7 S8 D8 I J K L S9 S10 S11 S12 M N O P S13 S14 S15 S16 07651-001 Before using the evaluation board, see the ADP5520 data sheet for information about all features available on the device and about the use of register settings in various modes. Information about how to use the evaluation board and GUI software to test some key features of the ADP5520 is given in this data sheet. D13 S17 RST KP GPI GPO The ADP5520 evaluation board allows the user to exercise the main features and functionality of the ADP5520 backlight driver with I/O expander IC. A daughterboard houses the actual IC and associated components for backlight driving. The daughter-board plugs into a larger motherboard that houses additional components for device configuration and stimulus. The evaluation board is powered via the USB port and is accompanied by a free register graphical user interface (GUI) that allows interaction with all internal settings of the ADP5520. D12 D2 LED 2 KP GPI GPO Enables evaluation of ADP5520 main functions Backlight control Ambient light sensing Auxiliary LED control Keypad decoding GPIOs Figure 1. Rev. 0 Evaluation boards are only intended for device evaluation and not for production purposes. Evaluation boards are supplied “as is” and without warranties of any kind, express, implied, or statutory including, but not limited to, any implied warranty of merchantability or fitness for a particular purpose. No license is granted by implication or otherwise under any patents or other intellectual property by application or use of evaluation boards. Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Analog Devices reserves the right to change devices or specifications at any time without notice. Trademarks and registered trademarks are the property of their respective owners. Evaluation boards are not authorized to be used in life support devices or systems. One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. www.analog.com Tel: 781.329.4700 Fax: 781.461.3113 ©2008 Analog Devices, Inc. All rights reserved. EVAL-ADP5520 TABLE OF CONTENTS Features .............................................................................................. 1 Auxiliary LED Blinking ............................................................. 10 General Description ......................................................................... 1 GPIO Config Tab ............................................................................ 11 Functional Block Diagram .............................................................. 1 GPIO Outputs ............................................................................. 11 Revision History ............................................................................... 2 GPIO Inputs ................................................................................ 11 Evaluation Board Overview ............................................................ 3 GPIO Inputs with Interrupt ...................................................... 12 Getting Started .................................................................................. 4 Keypad Status Tab .......................................................................... 13 Software Installation .................................................................... 4 Keypad Matrix Decoding .......................................................... 13 Using the Evaluation Board and Software Post Install ............ 4 Keypad Matrix Decoding with Interrupt ................................ 14 Software GUI Overview .............................................................. 4 Backlight Turn-On Due to Key Press ...................................... 14 BackLight Config Tab ...................................................................... 5 Command Save/Load Tab ............................................................. 16 Backlight Turn-On ....................................................................... 5 Evaluation Board Schematics........................................................ 17 Backlight Turn-On with Manual Dim ....................................... 5 Daughterboard Schematic......................................................... 17 Backlight Turn-On with Automatic Dim .................................. 5 Motherboard Schematic (Page 1) ............................................. 18 Backlight Turn-On with Automatic Turn-Off ............................. 6 Motherboard Schematic (Page 2) ............................................. 19 Backlight Turn-On with Automatic Dim and Automatic Off ............................................................................... 6 Motherboard Schematic (Page 3) ............................................. 20 Backlight Turn-On/Turn-Off with Fade-In/Fade-Out ................ 6 Ordering Information .................................................................... 22 Backlight Zone Adjustment (Manual) ....................................... 7 Bill of Materials (Daughterboard) ............................................ 22 Backlight Zone Adjustment (Automatic via Ambient Light Sensing).......................................................................................... 7 Bill of Materials (Motherboard) ............................................... 22 Aux LEDs Config Tab ...................................................................... 9 Auxiliary LED Turn-On/Turn-Off............................................. 9 Motherboard Schematic (Page 4) ............................................. 21 Ordering Guide .......................................................................... 23 ESD Caution................................................................................ 23 Auxiliary LED Turn-On/Turn-Off with Fade-In/Fade-Out ......................................................................... 9 REVISION HISTORY 10/08—Revision 0: Initial Version Rev. 0 | Page 2 of 24 EVAL-ADP5520 EVALUATION BOARD OVERVIEW 1 2 12 J10 LK10 LK9 LK8 EXT EXT EXT USB USB D21 11 USB D20 D19 INT D18 10 VBAT VDDIO VBOARD OKAY OKAY OKAY D12 D13 D17 D16 D14 D2 LK1 LK2 3 D15 9 S17 RST 8 LED 1 DAUGHTERBOARD J1 J2 R0 J3 R1 J4 J5 R2 4 HIGH C0 LED 2 KP GPI GPO KP GPI GPO J7 C1 J8 C2 C3 D10 LED 3 HIGH HIGH LOW LOW LOW SW1 SW2 SW3 KP GPI GPO J6 R3 D9 HIGH KP GPI GPO LED 3 KP GPI GPO KP GPI GPO KP GPI GPO KP GPI GPO D11 HIGH HIGH HIGH LED 2 HIGH 7 LOW LOW LOW LOW LOW SW5 SW6 SW7 SW8 SW4 A B C D S1 S2 S3 S4 6 D1 D4 D5 D7 MOTHERBOARD D3 D2 D6 F G H S6 S7 S8 D8 I J K L S9 S10 S11 S12 M N O P S13 S14 S15 S16 07651-003 5 E S5 Figure 2. Table 1. Feature Descriptions Feature 1 2 3 4 5 6 7 8 9 10 11 12 Description Mini USB connector. This allows a connection to a PC/laptop USB port. Board power selection. By default, the board is powered from the USB, and the jumpers are set to USB. The USB power rail supplies three LDOs, which provide the VBAT (4.5 V), VDDIO (2.7 V) , and VBOARD (3.3 V) rails. The user can also power the board from an external source via J10. The jumper settings should be moved to EXT if an external power supply is used. See the ADP5520 data sheet for the supply ranges of VBAT and VDDIO. VBOARD should be supplied with 3.3 V. Supply okay indicator LEDs (green). Selection Block J1 to Selection Block J8 are used to configure the function of each of the eight I/O pins (R0, R1, R2, R3, C0, C1, C2, C3) of the ADP5520. Each pin can be configured as a general-purpose input (GPI), general-purpose output (GPO), or keypad (KP) matrix row/column. Pin R3 and Pin C3 can also be configured as auxiliary LED current sinks (LED3, LED2). GPO high/low indicator LEDs (red). When the LED is on, the GPO is high. When the LED is off, the GPO is low. Keypad matrix. This can be used with I/O pins for keypad decoding. GPI input switches. These can be used to drive I/O pins configured as general-purpose inputs. D9, D10, and D11 are auxiliary LEDs. They are colored red, green, and blue for differentiation. They can be controlled by the R3, C3, and ILED pins of the ADP5520. General reset for the ADP5520. This is connected to the RST pin (labeled nRST on the board). Backlight white LEDs. Ambient light sensor. Interrupt indication LED (red). This LED lights up if an interrupt is active on the INT pin (labeled nINT on the board). Rev. 0 | Page 3 of 24 EVAL-ADP5520 GETTING STARTED SOFTWARE INSTALLATION Before using the ADP5520 evaluation board, you must install a register interface GUI to interact with the internal setting of the device. The GUI is written in LabVIEW™, which requires a runtime engine to execute. The run-time engine and GUI installation files are included on the accompanying CD. Follow the installation sequence exactly as shown in Figure 3. INSTALL THE LabVIEW RUNTIME ENGINE LabVIEW85RuntimeEngineFull.exe Start>All Programs>Analog Devices>ADP5520 Evaluation Software When the GUI starts up, it initiates connection to the evaluation board and displays the message I2C Interface Okay in the bottom left corner of the GUI. If the board is not connected or the installation process was not followed correctly, the message Firmware not downloaded USB communication error appears. Make sure that the install process is run correctly and that the board is connected before running the GUI program. SOFTWARE GUI OVERVIEW INSTALL THE REGISTER INTERFACE GUI Setup.exe The GUI begins to run automatically when it is opened. You can stop the program (without closing it) by clicking the STOP button in the bottom right corner. To restart the program, click the run arrow at the top left corner. CONNECT THE BOARD TO THE PC VIA THE SUPPLIED USB CABLE The register interface GUI is divided into tabs that focus on particular features of the ADP5520 (see Figure 4). Click the tabs to move among them. The GUI allows you to interact with all register settings of the ADP5520. For convenience, some register bits are grouped in drop-down boxes, which you can use to interact with device settings without referring to lookup tables or bit decoders in the data sheet. DISCONNECT THE BOARD FROM THE PC 07651-002 ALLOW WINDOWS TO FIND THE USB DRIVER Figure 3. Installation Sequence USING THE EVALUATION BOARD AND SOFTWARE POST INSTALL Once the initial software installation is complete, you can begin interacting with the evaluation board and software GUI. You should first connect the evaluation board to the PC via the supplied USB cable. You can start the software GUI via the Start button in Windows®, as follows: Program and/or read buttons are available so that you can write data to or read data from each register. Data to be written is set up on the left side of each program button. Register readback data is displayed to the right of each read button. A read button is available to read back all of the ADP5520 registers sequentially. Rev. 0 | Page 4 of 24 EVAL-ADP5520 07651-004 BACKLIGHT CONFIG TAB Figure 4. BackLight Config Tab BACKLIGHT TURN-ON 2. You must first put the device in a known state by pressing the reset button (S17) on the evaluation board; then do the following on the BackLight Config tab: 3. 1. 2. In the Daylight Max Current drop-down box, select a backlight maximum current setting (for example, 30 mA); then program this setting by clicking the Program 0x05 button. Set Bit 6 and Bit 7 of Register 0x00 high and then program these settings by clicking the Program 0x00 button. The backlight turns on and is driven by the current chosen as the maximum setting in Step 1. 3. 4. To modify the backlight current, write a new current setting to Register 0x05. To turn off the backlight, clear Bit 6 in Register 0x00. First press the reset button (S17) on the evaluation board to put the device in a known state; then do the following on the BackLight Config tab: 1. The backlight now turns on and is driven by the current chosen as the maximum setting in Step 1. 4. In the Daylight Max Current drop-down box, select a backlight maximum current setting (for example, 30 mA); then program this setting by clicking the Program 0x05 button. Set Bit 5 of Register 0x00 high; then program this setting by clicking the Program 0x00 button. The backlight now dims to the current level chosen as the dim setting in Step 2. 5. 6. BACKLIGHT TURN-ON WITH MANUAL DIM In the Daylight Dim Current drop-down box, select a backlight dim current setting (for example, 5 mA); then program this setting by clicking the Program 0x06 button. Set Bit 6 and Bit 7 of Register 0x00 high and then program these settings by clicking the Program 0x00 button. 7. To modify the backlight maximum and dim current settings, write new current settings to Register 0x05 and Register 0x06. To return the backlight to its maximum setting, clear Bit 5 in Register 0x00. To turn off the backlight, clear Bit 6 in Register 0x00. BACKLIGHT TURN-ON WITH AUTOMATIC DIM First press the reset button (S17) on the evaluation board to put the device in a known state; then do the following on the BackLight Config tab: 1. Rev. 0 | Page 5 of 24 In the Daylight Max Current drop-down box, select a backlight maximum current setting (for example, 30 mA); EVAL-ADP5520 2. 3. 4. then program this setting by clicking the Program 0x05 button. In the Daylight Dim Current drop-down box, select a backlight dim current setting (for example, 5 mA); then program this setting by clicking the Program 0x06 button. In the Backlight DIM Timer drop-down box, select a backlight dim time (for example, 10 sec); then program this setting by clicking the Program 0x03 button. Set Bit 6 and Bit 7 in Register 0x00 high and then program these settings by clicking the Program 0x00 button. 2. The backlight now turns on and is driven by the current chosen as the maximum setting in Step 1. After the backlight turns on, the dim timer begins to count down. 4. 3. In the Backlight OFF Timer drop-down box, select a backlight off time (for example, 10 sec). Then program these settings by clicking the Program 0x03 button. To turn off the backlight at any time during the dim timer countdown, clear Bit 6 in Register 0x00. When the backlight is at the dim setting, the off timer begins to count down. After the off timer expires, the backlight turns off, and Bit 5 and Bit 6 in Register 0x00 are cleared automatically. BACKLIGHT TURN-ON WITH AUTOMATIC TURN-OFF First press the reset button (S17) on the evaluation board to put the device in a known state; then do the following on the BackLight Config tab: 1. 2. 3. 5. In the Daylight Max Current drop-down box, select a backlight maximum current setting (for example, 30 mA); then program this setting by clicking the Program 0x05 button. In the Backlight OFF Timer drop-down box, select a backlight turn-off time (for example, 10 sec); then program this setting by clicking the Program 0x03 button. Set Bit 6 and Bit 7 of Register 0x00 high and then program these settings by clicking the Program 0x00 button. The backlight now turns on and is driven by the current chosen as the maximum setting in Step 1. After the backlight turns on, the off timer begins to count down. First press the reset button (S17) on the evaluation board to put the device in a known state; then do the following on the BackLight Config tab: 1. 2. In the Daylight Max Current drop-down box, select a backlight maximum current setting (for example, 30 mA); then program this setting by clicking the Program 0x05 button. In the Backlight Fade IN Time drop-down box, select a backlight fade-in time (for example, 3 sec). In the Backlight Fade OUT Time drop-down box, select a backlight fade-out time (for example, 3 sec). To turn off the backlight at any time during the off timer countdown, clear Bit 6 in Register 0x00. Then program these settings by clicking the Program 0x04 button. BACKLIGHT TURN-ON WITH AUTOMATIC DIM AND AUTOMATIC OFF 3. First press the reset button (S17) on the evaluation board to put the device in a known state; then do the following on the BackLight Config tab: 4. 1. To turn off the backlight at any time during the dim or off timer count, clear Bit 6 in Register 0x00. BACKLIGHT TURN-ON/TURN-OFF WITH FADE-IN/ FADE-OUT When the off timer expires, the backlight turns off, and Bit 6 in Register 0x00 is automatically cleared. 4. Set Bit 6 and Bit 7 of Register 0x00 high and then program these settings by clicking the Program 0x00 button. The backlight now turns on and is driven by the current chosen as the maximum setting in Step 1. After the backlight turns on, the dim timer begins to count down. When the dim timer expires, Bit 5 in Register 0x00 is set automatically, and the backlight dims to the current level chosen as the dim setting in Step 2. When the dim timer expires, Bit 5 of Register 0x00 is automatically set and the backlight dims to the current level chosen as the dim setting in Step 2. 5. In the Daylight Dim Current drop-down box, select a backlight dim current setting (for example, 5 mA); then program this setting by clicking the Program 0x06 button. In the Backlight DIM Timer drop-down box, select a backlight dim time (for example, 10 sec). In the Daylight Max Current drop-down box, select a backlight maximum current setting (for example, 30 mA); then program this setting by clicking the Program 0x05 button. Rev. 0 | Page 6 of 24 In the Backlight Fade Law drop-down box, select a backlight fading scheme (for example, square); then program this setting by clicking the Program 0x02 button. To turn on and fade in the backlight, set Bit 6 and Bit 7 in Register 0x00 high and then program these settings by clicking the Program 0x00 button. The backlight begins to turn on and fade into the current chosen as the maximum setting in Step 1. EVAL-ADP5520 5. To turn off and fade out the backlight, clear Bit 6 in Register 0x00 and program this setting by clicking the Program 0x00 button. BACKLIGHT ZONE ADJUSTMENT (AUTOMATIC VIA AMBIENT LIGHT SENSING) The ADP5520 contains an ambient light sensor that measures the output current of an external photosensor. The ADP5520 can switch between backlight operating zones based on ambient light conditions. You can set threshold points for switching among the operating zones. The backlight begins to turn off and fade out to zero current. The fade timers can be used with the off and dim timers for fade transitions among on to dim, dim to on, and dim to off. You can try different fade laws and fade-in/fade-out times to decide which ones you want. To control automatic backlight adjustment based on ambient light conditions, first press the reset button (S17) on the evaluation board to put the device in a known state; then do the following on the BackLight Config tab: BACKLIGHT ZONE ADJUSTMENT (MANUAL) First press the reset button (S17) on the evaluation board to put the device in a known state; then do the following on the BackLight Config tab: 1. 2. 3. 4. In the Daylight Max Current drop-down box, select a daylight zone backlight maximum current setting (for example, 30 mA); then program this setting by clicking the Program 0x05 button. In the Office Max Current drop-down box, select an office zone backlight maximum current setting (for example, 10 mA); then program this setting by clicking the Program 0x07 button. In the Dark Max Current drop-down box, select a dark zone backlight maximum current setting (for example, 3 mA); then program this setting by clicking the Program 0x09 button. Set Bit 6 and Bit 7 in Register 0x00 high and then program these settings by clicking the Program 0x00 button. 1. 2. 3. 4. 5. The backlight begins to turn on in the daylight operating zone and is driven by the current chosen in Step 1. 5. In the Backlight Level Control drop-down box, select the office operating zone; then program this setting by clicking the Program 0x02 button. The backlight changes to the office operating zone and is driven by the current chosen in Step 2. 6. In the Backlight Level Control drop-down box, select the dark operating zone; then program this setting by clicking the Program 0x02 button. The backlight changes to the dark operating zone and is driven by the current chosen in Step 3. 6. 7. 8. 9. You can also enable the fade timers for smooth transition between operating zones. Rev. 0 | Page 7 of 24 In the Daylight Max Current drop-down box, select a daylight zone backlight maximum current setting (for example, 30 mA); then program this setting by clicking the Program 0x05 button. In the Office Max Current drop-down box, select an office zone backlight maximum current setting (for example, 10 mA); then program this setting by clicking the Program 0x07 button. In the Dark Max Current drop-down box, select a dark zone backlight maximum current setting (for example, 3 mA); then program this setting by clicking the Program 0x09 button. In the L2 (Office) Comparator Trip Point drop-down box, select a threshold for switching between daylight and office operation (for example, 32 μA1); then program this setting by clicking the Program 0x0D button. In the L2 (Office) Comparator Hysteresis drop-down box, select a hysteresis level for switching between daylight and office operation (for example, 4 μA); then program this setting by clicking the Program 0x0E button. In the L3 (Dark) Comparator Trip Point drop-down box, select a threshold for switching between office and dark operation (for example, 15 μA1); then program this setting by clicking the Program 0x0F button. In the L3 (Dark) Comparator Hysteresis drop-down box, select a hysteresis level for switching between daylight and office operation (for example, 4 μA); then program this setting by clicking the Program 0x10 button. Set Bit 0 and Bit 1 in Register 0x0C high and then program these settings by clicking the Program 0x0C button. Set Bit 3 in Register 0x02 high; then program this setting by clicking the Program 0x02 button. EVAL-ADP5520 switches to the dark operating zone1 and is driven by the current chosen in Step 3. 10. Set Bit 6 and Bit 7 in Register 0x00 high; then program these settings by clicking the Program 0x00 button. The backlight turns on in the daylight operating zone and is driven by the current chosen in Step 1. If you move your finger close to the photosensor (D2) on the daughterboard, the backlight automatically switches to the office operating zone1 and is driven by the current chosen in Step 2. If you move your finger even closer to the photosensor (D2) on the daughterboard, the backlight automatically 11. To adjust the ambient light sensor response time, change response time values in the ALS Filter time drop-down box, and then program this setting by clicking the Program 0x0C button. You can also enable the fade timers for smooth transition between operating zones. 1 You should experiment with these thresholds to determine what works best in the given ambient light. A poorly lit office environment may require lower threshold points. Rev. 0 | Page 8 of 24 EVAL-ADP5520 07651-005 AUX LEDS CONFIG TAB Figure 5. Aux LEDs Config Tab All three auxiliary LEDs turn on. AUXILIARY LED TURN-ON/TURN-OFF First press the reset button (S17) on the evaluation board to put the device in a known state; then complete the following steps. 4. 1. You can modify the sink current in each LED by changing the settings in Register 0x14, Register 0x15, and Register 0x16. 2. 3. On the motherboard, do the following: a. Move the jumper on Block J8 to the LED 2 position. b. Move the jumper on Block J4 to the LED 3 position. On the Aux LEDs Config tab, do the following: a. In the LED 1 Current drop-down box, select the LED 1 sink current setting (for example, 14 mA); then program this setting by clicking the Program 0x14 button. b. In the LED 2 Current drop-down box, select the LED 2 sink current setting (for example, 14 mA); then program this setting by clicking the Program 0x15 button. c. In the LED 3 Current drop-down box, select the LED 3 sink current setting (for example, 14 mA); then program this setting by clicking the Program 0x16 button. d. Set Bit 0, Bit 1, and Bit 2 in Register 0x11 high; then program these settings by clicking the Program 0x11 button. On the BackLight Config tab, set Bit 7 in Register 0x00 high; then program this setting by clicking the Program 0x00 button. To turn off an LED, clear Bit 0, Bit 1, and/or Bit 2 in Register 0x11 on the Aux LEDs Config tab. AUXILIARY LED TURN-ON/TURN-OFF WITH FADEIN/FADE-OUT First press the reset button (S17) on the evaluation board to put the device in a known state; then complete the following steps. 1. 2. 3. Rev. 0 | Page 9 of 24 On the motherboard, do the following: a. Move the jumper on Block J8 to the LED 2 position. b. Move the jumper on Block J4 to the LED 3 position. On the BackLight Config tab, set Bit 7 in Register 0x00 high; then program this setting by clicking the Program 0x00 button. On the Aux LEDs Config tab, do the following: a. In the LED 1 Current drop-down box, select the LED 1 sink current setting (for example, 14 mA); then program this setting by clicking the Program 0x14 button. b. In the LED 2 Current drop-down box, select the LED 2 sink current setting (for example, 14 mA); then program this setting by clicking the Program 0x15 button. EVAL-ADP5520 c. d. Then program these settings by clicking the Program 0x11 button. On the BackLight Config tab, set Bit 7 in Register 0x00 high; then program this setting by clicking the Program 0x00 button. On the Aux LEDs Config tab, do the following: a. In the LED 1 Current drop-down box, select the LED 1 sink current (for example, 14 mA); then program this setting by clicking the Program 0x14 button. b. In the LED 2 Current drop-down box, select the LED 2 sink current (for example, 14 mA); then program this setting by clicking the Program 0x15 button. c. In the LED 3 Current drop-down box, select the LED 3 sink current (for example, 14 mA); then program this setting by clicking the Program 0x16 button. d. In the LED (All) ON Timer drop-down box, select a blink on time (for example, 1.2 sec). All three auxiliary LEDs start to turn on and fade into the current programmed levels. In the LED 3 OFF Timer drop-down box, select a blink off time for LED 3 (for example, 1.2 sec). To turn off and fade out the LEDs, clear Bit 0, Bit 1, and Bit 2 in Register 0x11; then program these settings by clicking the Program 0x11 button. In the LED 2 OFF Timer drop-down box, select a blink off time for LED 2 (for example, 1.2 sec). In the LED 3 Current drop-down box, select the LED 3 sink current setting (for example, 14 mA); then program this setting by clicking the Program 0x16 button. In the LED (ALL) Fade OUT Time drop-down box, select a fade-out time (for example, 1.8 sec). 2. 3. In the LED (ALL) Fade IN Time drop-down box, select a fade-in time (for example, 1.8 sec). e. Then program these settings by clicking the Program 0x13 button. Set Bit 3 (square fade) in Register 0x11 high. Set Bit 0, Bit 1, and Bit 2 in Register 0x11 high. f. On the LED 1 OFF Timer drop-down box, select a blink off time for LED 1 (for example, 1.2 sec). All three auxiliary LEDs start to turn off and fade out to zero. Then program these settings by clicking the Program 0x12 button. You can experiment with different fade-in/fade-out times. AUXILIARY LED BLINKING e. First press the reset button (S17) on the evaluation board to put the device in a known state; then complete the following steps. Set Bit 0, Bit 1, and Bit 2 in Register 0x11 high; then program these settings by clicking the Program 0x11 button. 1. All three auxiliary LEDS start to blink on and off. On the motherboard, do the following: a. Move the jumper on Block J8 to the LED 2 position. b. Move the jumper on Block J4 to the LED 3 position. You can also enable the fade timers for smooth transition between on and off. Rev. 0 | Page 10 of 24 EVAL-ADP5520 07651-006 GPIO CONFIG TAB Figure 6. GPIO Config Tab GPIO OUTPUTS GPIO INPUTS First press the reset button (S17) on the evaluation board to put the device in a known state; then complete the following steps. First press the reset button (S17) on the evaluation board to put the device in a known state; then do the following: 1. 2. On the motherboard, move the jumpers on Block J1 through Block J8 to the GPO position. On the Aux LEDs Config tab, set Bit 4 and Bit 5 in Register 0x11 high; then program this setting by clicking the Program 0x11 button. 2. This reconfigures the R3 and C3 pins. 3. 1. On the GPIO Config tab, do the following: a. Set Bit 0 through Bit 7 in Register 0x18 high; then program this setting by clicking the Program 0x18 button. b. This reconfigures the R0, R1, R2, R3, C0, C1, C2, and C3 pins as general-purpose outputs (GPOs). c. Set Bit 0 through Bit 7 in Register 0x1A to any combination of 1s or 0s; then program this setting by clicking the Program 0x1A button. LED D1 through LED D8 on the motherboard reflect the data programmed into Register 0x1A. On the motherboard, do the following: a. Move the jumpers on Block J1 through Block J8 to the GPI position. b. Change all SW1 through SW8 switches to the low position. On the Aux LEDs Config tab, set Bit 4 and Bit 5 in Register 0x11 high; then program this setting by clicking the Program 0x11 button. This reconfigures the R3 and C3 pins. 3. On the GPIO Config tab, read back Register 0x19 by clicking the Read 0x19 button. The readback value should be 0, indicating that all GPI pins are low. 4. 5. On the motherboard, change the SW1 through SW8 switches to any combination of high and low. On the GPIO Config tab, read back Register 0x19 by clicking the Read 0x19 button. The readback data reflects whatever data combination was set in Step 5. Rev. 0 | Page 11 of 24 EVAL-ADP5520 b. GPIO INPUTS WITH INTERRUPT First press the reset button (S17) on the evaluation board to put the device in a known state; then complete the following steps. 1. 2. On the motherboard, do the following: a. Move the jumpers on Block J1 through Block J8 to the GPI position. b. Change all SW1 through SW8 switches to the low position. On the Aux LEDs Config tab, set Bit 4 and Bit 5 in Register 0x11 high; then program this setting by clicking the Program 0x11 button. This reconfigures the R3 and C3 pins. 3. 6. The readback value should indicate that Bit 2 (the master GPI interrupt bit) is set to 1 and, therefore, that a GPI interrupt is triggered. To clear an interrupt, do the following: On the GPIO Config tab, do the following: a. Set Bit 0 in Register 0x1D high; then program this setting by clicking the Program 0x1D button. 1. 2. This configures the GPI D0 (R0 pin) to trigger an interrupt on a low to high input event. b. 3. On the motherboard, change the SW1 switch to the high position. LED D18 on the motherboard lights up, indicating that the INT pin (nINT on the board) is active and that an interrupt has triggered. 5. On the motherboard, change the SW18 switch to the low position. On the GPIO Config tab, read back Register 0x1C by clicking the Read 0x1C button. After the interrupt condition is removed, reading this register clears the interrupt status bit in the register. Set Bit 0 in Register 0x1B high; then program this setting by clicking the Program 0x1B button. This enables a GPI D0 (R0 pin) interrupt. 4. The readback value should indicate that the LSB is set to 1 and, therefore, that GPI D0 (R0 pin) is currently high. c. Read back Register 0x1C by clicking the Read 0x1C button. d. The readback value should indicate that the LSB is set to 1 and, therefore, that a GPI D0 (R0 pin) interrupt is triggered. On the BackLight Config tab, read back Register 0x00 by clicking the Read 0x00 button. On the BackLight Config tab, set Bit 2 in Register 0x00 high; then program this setting by clicking the Program 0x00 button. This clears the master GPI interrupt bit. All interrupt status bits are now cleared, and LED D18 on the motherboard goes out, indicating that the INT pin (nINT on the board) is inactive. On the GPIO Config tab, do the following: a. Read back Register 0x19 by clicking the Read 0x19 button. Rev. 0 | Page 12 of 24 EVAL-ADP5520 07651-007 KEYPAD STATUS TAB Figure 7. Keypad Status Tab This configures Pin C0 through Pin C3 as keypad matrix columns. KEYPAD MATRIX DECODING First press the reset button (S17) on the evaluation board to put the device in a known state; then complete the following steps. 1. 2. On the motherboard, move the jumpers on Block J1 through Block J8 to the KP position. On the Aux LEDs Config tab, set Bit 4 and Bit 5 in Register 0x11 high; then program this setting by clicking the Program 0x11 button. 4. 5. Bit 0 is set, indicating that Key A was pressed. b. This reconfigures the R3 and C3 pins. 3. On the GPIO Config tab, do the following: a. Set Bit 0 through Bit 3 in Register 0x1F high; then program this setting by clicking the Program 0x1F button. Set Bit 0 through Bit 3 in Register 0x17 high; then program this setting by clicking the Program 0x17 button. This configures Pin R0 through Pin R3 as keypad matrix rows. c. Read the key release interrupt status Register 0x22 by clicking the Read 0x22 button. Bit 0 is set, indicating that Key A was released. 6. This enables the pull-ups on Pin R0 through Pin R3. b. On the motherboard, press and release the S1 switch (Keypad A). On the Keypad Status tab, do the following: a. Read the key press interrupt status Register 0x20 by clicking the Read 0x20 button. On the BackLight Config tab, read Register 0x00 by clicking the Read 0x00 button. Bit 0 and Bit 1 (the master key press/release interrupt bits) should be set, indicating that one of the keypad matrix switches was pressed/released. You can press/release other switches on the motherboard and read back the press/release status in Register 0x20 through Register 0x25 on the Keypad Status tab. Set Bit 4 through Bit 7 in Register 0x17 high; then program this setting by clicking the Program 0x17 button. Rev. 0 | Page 13 of 24 EVAL-ADP5520 7. KEYPAD MATRIX DECODING WITH INTERRUPT First press the reset button (S17) on the evaluation board to put the device in a known state; then complete the following steps. 1. 2. 3. Bit 0 and Bit 1 (the master key press/release interrupt bits) should be set, indicating that one of the keypad matrix switches was pressed/released. On the motherboard, move the jumpers on Block J1 through Block J8 to the KP position. On the Aux LEDs Config tab, set Bit 4 and Bit 5 in Register 0x11 high; then program this setting by clicking the Program 0x11 button. On the motherboard, LED D18 lights up, indicating that the INT pin (nINT on the board) is active and that an interrupt has triggered. This reconfigures the R3 and C3 pins. To clear the interrupt, do the following: On the GPIO Config tab, do the following: a. Set Bit 0 through Bit 3 in Register 0x1F high; then program this setting by clicking the Program 0x1F button. 1. On the Keypad Status tab, clear all bits in Register 0x20 through Register 0x23 by reading the registers. 2. On the BackLight Config tab, clear Bit 0 and Bit 1 in Register 0x00 by writing 1 to each bit. This enables the pull-ups on Pin R0 through Pin R3. b. Set Bit 0 through Bit 3 in Register 0x17 high; then program this setting by clicking the Program 0x17 button. This configures Pin R0 through Pin R3 as keypad matrix rows. c. LED D18 on the motherboard goes out, indicating that the INT pin (nINT on the board) is inactive. Key press and release interrupts can be enabled independently of each other. BACKLIGHT TURN-ON DUE TO KEY PRESS Set Bit 4 through Bit 7 in Register 0x17 high; then program this setting by clicking the Program 0x17 button. This configures Pin C0 through Pin C3 as keypad matrix columns. 4. First press the reset button (S17) on the evaluation board to put the device in a known state; then complete the following steps. 1. 2. On the BackLight Config tab, set Bit 0 and Bit 1 in Register 0x01 high; then program this setting by clicking the Program 0x01 button. 6. On the motherboard, move the jumpers on Block J1 through Block J8 to the KP position. On the Aux LEDs Config tab, set Bit 4 and Bit 5 in Register 0x11 high; then program this setting by clicking the Program 0x11 button. This reconfigures the R3 and C3 pins. 3. This enables key presses/releases to generate interrupts on the INT pin (nINT on the board). 5. On the BackLight Config tab, read Register 0x00 by clicking the Read 0x00 button. On the motherboard, press and release the S1 switch (Keypad A). On the Keypad Status tab, do the following: a. Read the key press interrupt status Register 0x20 by clicking the Read 0x20 button. On the GPIO Config tab, do the following: a. Set Bit 0 through Bit 3 in Register 0x1F high; then program this setting by clicking the Program 0x1F button. This enables the pull-ups on Pin R0 through Pin R3. b. Bit 0 is set, indicating that Key A was pressed. b. Read the key release interrupt status Register 0x22 by clicking the Read 0x22 button. Bit 0 is set, indicating that Key A was released. Set Bit 0 through Bit 3 in Register 0x17 high; then program this setting by clicking the Program 0x17 button. This configures Pin R0 through Pin R3 as keypad matrix rows. c. Set Bit 4 through Bit 7 in Register 0x17 high; then program this setting by clicking the Program 0x17 button. This configures Pin C0 through Pin C3 as keypad matrix columns. Rev. 0 | Page 14 of 24 EVAL-ADP5520 4. This takes the ADP5520 out of standby mode. On the BackLight Config tab, do the following: a. Set Bit 0 of Register 0x02 high; then program this setting by clicking the Program 0x02 button. 6. This allows the backlight to turn on due to a key press. b. 5. In the Daylight Max Current drop-down box, select a backlight maximum current setting (for example, 30 mA); then program this setting by clicking the Program 0x05 button. On the BackLight Config tab, set Bit 7 in Register 0x00 high; then program this setting by clicking the Program 0x00 button. On the motherboard, press and release the S1 switch (Keypad A). The backlight now turns on after the switch is pressed. You can turn off the backlight by clearing Bit 6 in Register 0x00 (or optionally using the backlight off timer). To turn the backlight on again with a subsequent key press, you must first clear any bits set in Register 0x20 through Register 0x23 on the Keypad Status tab and then clear Bit 0 and Bit 1 in Register 0x00 on the BackLight Config tab. Rev. 0 | Page 15 of 24 EVAL-ADP5520 COMMAND SAVE/LOAD TAB Command History box. You can save the command history list to a file by clicking the Save Command History to File button. You can then recall and rerun the saved commands by clicking the Load and Run Commands from File button. 07651-008 The Command Save/Load tab can be used to record data that you write to or read from the ADP5520. By default, this feature is disabled. To enable it, click the red Disabled button (it changes to a green Enabled button). As you write data to and read data from the ADP5520, each event is displayed in the Figure 8. Command Save/Load Tab Rev. 0 | Page 16 of 24 EVAL-ADP5520 EVALUATION BOARD SCHEMATICS DAUGHTERBOARD SCHEMATIC LK1 1 TP2 D1 1 L1 2 4.7uH C1 1UF/16V C2 TP3 1UF/50V 1 1 1 VBAT 2 TP1 LK2 BST BL_SNK C3 1UF/16V 19 R3 C4 0.1UF TP4 17 16 15 14 D2 VBoard VDDIO RST APDS-9005 ILED R3 C3 13 CMP_IN Figure 9. Rev. 0 | Page 17 of 24 07651-009 12 C3 C2 11 C2 R2 18 1 20 CAP_OUT GND 21 22 BST VBAT 23 ILED C1 R2 6 SCL C0 VBoard RST 10 2 4 6 8 10 12 14 16 18 20 ADP5520 SDA C1 1 3 5 7 9 11 13 15 17 19 5 VDDIO R0 BST BL_SNK VDDIO RST ILED R3 C3 C2 C1 C0 SCL 4 INT 9 SDA J2 3 CMP_IN C0 INT GND SW R0 2 PGND R1 1 8 INT SDA SCL R2 R1 R0 BL_SNK GND U1 VBAT VBAT 7 2 4 6 8 10 12 14 16 18 20 R1 VBAT VBAT 24 J1 1 3 5 7 9 11 13 15 17 19 EVAL-ADP5520 MOTHERBOARD SCHEMATIC (PAGE 1) 3 EXT_VBOARD LK8 2 VBOARD J10 3 EXT_VDDIO R15 1 1 2 3 4 D19 LED 681 LK9 2 VDDIO 1 R16 3 EXT_VBAT LK10 2 D20 LED 681 VBAT J11 1 4.5V J12 2 4 6 8 10 12 14 16 18 20 VBOARD D21 LED 681 U5 C15 2.2 uF C17 2.2 uF 1 2 3 4 R20 46.4k EN IN OUT ADJ/SS/TRK R21 10k GND GND GND GND 8 7 6 5 ADP1715/16 2.7V U6 USB_VBOARD C19 2.2 uF C20 2.2 uF 1 2 3 4 R23 24.3K EN IN OUT ADJ/SS/TRK R24 10k GND GND GND GND 8 7 6 5 ADP1715/16 U7 C23 2.2 uF C24 2.2 uF JP1 6 7 8 9 10 11 MS1 MS2 MS3 MS4 X7 X8 VDD 1 DD+ ID 2 3 4 GND 5 1 2 3 4 R26 31.6k EN IN OUT ADJ/SS/TRK R27 10k GND GND GND GND 8 7 6 5 ADP1715/16 Dminus Dplus C25 47 uF 07651-010 1 3 5 7 9 11 13 15 17 19 3.3V BST BL_SNK VDDIO RST ILED R3 C3 C2 C1 C0 R18 USB_VBAT VBAT VBAT INT SDA SCL R2 R1 R0 USB_VDDIO VBAT VBAT 2 4 6 8 10 12 14 16 18 20 1 3 5 7 9 11 13 15 17 19 Figure 10. Rev. 0 | Page 18 of 24 EVAL-ADP5520 MOTHERBOARD SCHEMATIC (PAGE 2) 1 1 2 1 LK2 D13 2 1 LK3 D14 2 1 LK4 D15 2 1 LK5 D16 2 LK6 D17 1 BST 2 LK1 D12 TP1 R14 0 1 BL_SNK 2 1 TP2 LK7 Row0_GPO VDDIO Row0_GPI Row0_KP 2 4 6 D 4 INT Row1_GPI R2 2 4 6 3 J3 Row2_GPO S R3 1 3 5 7 2 4 6 8 VBOARD 2 VBOARD C5 10uF C6 0.1uF Row2_GPI Row2_KP J4 R13 681 IN Row1_KP 1 3 5 D18 1 NC R1 1 3 5 U3 ADG802 R30 10k Row1_GPO GND J2 VDD 2 4 6 5 1 3 5 6 J1 R0 VBOARD Row3_GPO Row3_GPI Row3_KP D9 R9 0 VBOARD J5 1 3 5 2 4 6 Col0_GPI J9 Col0_KP C1 1 D11 2 4 6 Col1_GPO Col1_GPI Col1_KP J7 C2 1 3 5 2 4 6 R12 RST Col2_GPI S17 3 4 2 1 J8 1 3 5 7 VDDIO 10k Col2_GPO Col2_KP C3 R11 2 0 J6 1 3 5 ILED 2 4 6 8 Col3_GPO Col3_GPI Col3_KP D10 R10 0 VBOARD Figure 11. Rev. 0 | Page 19 of 24 07651-011 C0 Col0_GPO EVAL-ADP5520 MOTHERBOARD SCHEMATIC (PAGE 3) Col1_GPI SW6 2 Col2_GPI SW7 2 Col3_GPI SW8 2 4 3 4 3 4 3 S3 4 3 4 3 4 3 4 3 S5 1 S10 3 4 3 4 2 1 3 1 VDDIO 4 Row3_KP 3 S14 2 1 VDDIO S15 2 1 S13 1 S12 S11 2 1 S9 3 VDDIO S16 4 3 1 VDDIO Col0_KP Col1_KP Col2_KP Col3_KP 3 U1 LED 681 D5 16 VBOARD LED 681 R36100k Col2_GPO D3 9 D7 S3 R7 VBOARD LED 681 R37100k Col3_GPO D4 8 5 VBOARD C1 10uF C2 0.1uF C3 10uF S4 C4 0.1uF VBOARD VBOARD Figure 12. Rev. 0 | Page 20 of 24 R4 VBOARD LED 681 14 D6 10 R6 VBOARD LED 681 11 D8 7 LED R8 VBOARD 681 6 NC NC ADG712 D2 15 IN4 6 R38100k 3 IN3 11 7 681 IN2 S2 R5 10 12 VDD NC 4 GND 5 13 D2 14 IN4 S4 R35100k Col1_GPO VBOARD LED ADG712 07651-012 VBOARD 12 D4 S1 R3 VDD S3 8 D4 15 R2 2 IN1 3 IN3 R33100k 1 NC D3 Col0_GPO 4 S2 9 681 IN2 R32100k D1 VBOARD LED GND S1 16 2 IN1 D2 D3 R1 13 1 R31100k R34100k 4 S8 Row2_KP 1 D1 Row3_GPO 3 4 VDDIO 3 D1 Row2_GPO 4 S7 S6 2 1 3 U2 Row1_GPO 3 Row1_KP VDDIO 3 2 1 1 2 1 2 1 3 3 Row0_GPO S4 4 2 1 Col0_GPI SW5 2 3 2 1 SW4 2 S2 4 VDDIO 2 1 Row3_GPI S1 3 1 2 1 SW3 2 Row0_KP 2 1 Row2_GPI VDDIO 3 2 1 Row1_GPI SW2 2 1 2 1 SW1 2 2 1 Row0_GPI EVAL-ADP5520 MOTHERBOARD SCHEMATIC (PAGE 4) C7 0.1uF C8 10uF C9 0.1uF R17 100k 43 VCC5 44 45 PD0/FD8 WAKEUP 47 48 46 PD1/FD9 PD2/FD9 PD3/FD10 50 49 PD4/FD11 PD5/FD12 52 51 PD6/FD13 53 GND5 PD7/FD14 54 55 CTL0 PAD VBOARD C26 0.1uF R19 100k 42 VBOARD 41 40 39 38 37 36 R22 100k VBOARD 35 34 33 32 31 VBOARD C22 0.1uF 30 29 PAD 28 27 15 GND3 CTL1 RES VCC3 IFCLK GND2 CTL2 26 14 GND1 PB7/FD7 13 VCC4 SCL R25 10k PA0/INT1 VCC1 25 12 AGND2 PB6/FD6 C21 0.1uF PA1/INT1 PB5/FD5 11 D- 24 VBOARD PA2/SLOE 23 10 CY7C68013A D+ PB4/FD4 9 Dminus PA3/WU2 PB3/FD3 8 Dplus AVCC2 22 7 21 VBOARD C18 2.2uF PA4/FIFOADR0 PB2/FD2 C11 100nF PA5/FIFOADR1 AGND1 VBOARD C27 0.1uF R28 2.2k VDDIO SCL R29 2.2k VDDIO SDA SDA VSS WP SCL A2 U8 VCC VBOARD C28 0.1uF M24C64-R 07651-013 C16 6.2pF XTALIN 20 6 PB1/FD1 1 PB0/FD0 4 PA6/PKTEND XTALOUT 19 5 RESET PA7/FLAG AVCC1 18 4 C12 0.1uF GND4 VCC2 3 SDA VBOARD 2 VBOARD RDY1/SLWR A1 C10 6.2pF C14 2.2uF A0 3 C13 100nF 17 2 Y1 RDY0/SLRD 16 1 VCC6 GND6 U4 CLKOUT 56 VBOARD Figure 13. Rev. 0 | Page 21 of 24 EVAL-ADP5520 ORDERING INFORMATION BILL OF MATERIALS (DAUGHTERBOARD) Table 2. Qty 2 1 1 1 1 2 2 1 4 1 Reference Designator C1, C3 C2 C4 D1 D2 J1, J2 LK1, LK2 L1 TP1, TP2, TP3, TP4 U1 Description Capacitor MLCC, 1 μF, 16 V, 0603, X5R Capacitor MLCC, 1 μF, 50 V, 0805, X7R Capacitor MLCC, 0.1 μF, 25 V, 0603, X7R Schottky rectifier, 40 V, 1A Miniature surface-mount ambient light sensor 10 × 2 connector 1-way link Inductor, 4.7 μH Test points ADP5520 Manufacturer/Vendor Murata Murata Murata On Semiconductor Avago Samtec Sullins Electronics Coilcraft Sullins Electronics Analog Devices Part Number GRM188R61C105K GRM21BR71H105K GRM188R71E104KA01 MBR140SFT1G APDS-9005 SSW-110-03-G-D PEC36SAAN LPS4012-472MLB PEC36SAAN ADP5520ACPZ-RL BILL OF MATERIALS (MOTHERBOARD) Table 3. Qty 4 13 8 1 2 6 2 8 17 6 10 4 1 2 1 3 1 1 2 1 1 3 8 1 3 4 Reference Designator C1, C3, C5, C8 C2, C4, C6, C7, C9, C11, C12, C13, C21, C22, C26, C27, C28 C14, C15, C17, C18, C19, C20, C23, C24 C25 C10, C16 J1, J2, J3, J5, J6, J7 J4, J8 SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8 S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S13, S14, S15, S16, S17 D12, D13, D14, D15, D16, D17 D1, D2, D3, D4, D5, D6, D7, D8, D9, D18 D10, D19, D20, D21 D11 U1, U2 U3 U5, U6, U7 U4 U8 J11, J12 J10 JP1 LK8, LK9, LK10 LK1, LK2, LK3, LK4, LK5, LK6, LK7, J9 Y1 R17, R19, R22 R21, R24, R25, R27 Description Capacitor MLCC, 10 μF, 16 V, 0806, X5R Capacitor MLCC, 0.10 μF, 16 V, 0603, X5R Manufacturer/Vendor Murata Murata Part Number GRM21BR61C106K GRM188R61C104KA Capacitor MLCC, 2.2 μF,16 V, 0603, X5R Murata GRM188R61C225K Capacitor MLCC, 47 μF,16 V, 1210, X5R Capacitor MLCC, 6.2 pF, 50 V, 0603, X5R Connector 3 × 2 Connector 4 × 2 Switch 3-way Murata Murata Sullins Electronics Sullins Electronics Apem GRM32ER61C476K GRM1885C1H6R2DZ01D PEC36DAAN PEC36DAAN TL39P0050 Push button switch ITT/C&K Div KT11P3JM34LFS/ KSC321JLFS White LED Lite-On LTW-170TK Red LED Lumex SML-LXT0805IW-TR Green LED Blue LED ADG712 ADG802 ADP1715 IC MCU USB PERIPH HI SPD-56QFN Serial EEPROM 10 × 2 connector 4 × 1 connector USB connector 2-way link Jumper Lumex Lumex Analog Devices Analog Devices Analog Devices Cypress Semi Microchip Sullins Electronics Sullins Electronics Hirose Electric Sullins Electronics Sullins Electronics SML-LXT0805GW-TR SML-LX0805USBC-TR ADG712BRUZ ADG802BRTZ-REEL7 ADP1715ARMZ-R7 CY7C68013A 24LC64 PEC36DAAN PEC36SAAN UX60-MB-5ST PEC36SAAN PEC36SAAN Crystal 24 MHz Resistor, 100 kΩ, 0402 Resistor, 10 kΩ, 0402 CTS Vishay or equivalent Vishay or equivalent CTX651CT CRCW0421100KFKE CRCW040210K0FKE Rev. 0 | Page 22 of 24 EVAL-ADP5520 Qty 1 1 1 2 12 4 2 8 2 Reference Designator R20 R23 R26 R28, R29 R1, R2, R3, R4, R5, R6, R7, R8, R13, R15, R16, R18 R9, R10, R11, R14 R12, R30 R31, R32, R33,R34, R35, R36, R37, R38 TP1, TP2 Description Resistor, 46.4 kΩ, 0402 Resistor, 24.3 kΩ, 0402 Resistor, 31.6 kΩ, 0402 Resistor, 2.2 kΩ, 0805 Resistor, 681 Ω 0603 Manufacturer/Vendor Vishay or equivalent Vishay or equivalent Vishay or equivalent Vishay or equivalent Vishay or equivalent Part Number CRCW040246K4FKE CRCW040224K3FKE CRCW040231K6FKE CRCW08052K21FKE CRCW0603681RFKE Resistor, 0 Ω, 0603 Resistor, 10 kΩ, 0603 Resistor, 100 kΩ, 0603 Vishay or equivalent Vishay or equivalent Vishay or equivalent CRCW06030000Z0E CRCW060310K0FKE CRCW0603100KFKE Test points Sullins Electronics PEC36SAAN ORDERING GUIDE Model ADP5520-EVALZ1 1 ESD CAUTION Package Description Evaluation Board Z = RoHS Compliant Part. Rev. 0 | Page 23 of 24 EVAL-ADP5520 NOTES ©2008 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. EB07651-0-10/08(0) Rev. 0 | Page 24 of 24