User's Guide SNLU146 – JUNE 2013 DAC161S997EVM User's Guide 1 Introduction The Texas Instruments DAC161S997EVM evaluation module (EVM) helps designers evaluate the operation and performance of the DAC161S997 4-20mA Loop Drive with SPI control. The EVM contains a low cost MSP430G2553 microcontroller which comes pre-loaded with firmware to communicate with the Labview based PC Software. A JTAG header is provided which can be used to program custom firmware. A general purpose header with SPI and microcontroller GPIOs is provided to ease development of sensor transmitters and other applications. The EVM contains one DAC161S997 and is configured as Loop-Powered 2-Wire Transmitter (See Table 1). Table 1. Device and Package Configurations Converter IC Package U2 DAC161S997 LLP-16 Figure 1. SNLU146 – JUNE 2013 Submit Documentation Feedback DAC161S997EVM User's Guide Copyright © 2013, Texas Instruments Incorporated 1 EVM Setup 2 www.ti.com EVM Setup This section describes the jumpers and connectors on the EVM as well and how to properly connect, set up, and use the DAC161S997EVM. 2.1 Input/Output Connector Description 1. J1 : Loop Connector. Loop+ and Loop- Pins. 2. J2 : JTAG Connector. Used to debug/flash on-board MSP430G2553 3. J3 : General Purpose I/O. Can be used to connect to a SPI-based Analog front end such as the LMP90100 from TI’s SensorAFE family. 4. DAC_CUR: Power supply for DAC161S997. Short Pin1 and Pin2 to power-up DAC. 5. ERRLVL_SEL1: Pin2 connected to MSP430 (GPIO P2.4) for software control of Error level signal. 6. ERRLVL_SEL2: Pin2 connected to ERRLV pin of DAC161S997. Pin1 connected to COM and Pin3 Connected to VDD. 7. HART_TX1: HART transmit input connector. Can be connected to an external HART modem output. 8. HART_RX1: HART receive output connector. Can be connected to an external HART modem input. 2.2 EVM Connections For proper operation of the DAC161S997EVM, first short the DAC_CUR pins and connect jumper between Pin1 and Pin2 of ERRLVL_SEL2 jumpers (the EVM is shipped in this configuration). The EVM is powered through the Loop supply. Connect Loop+ pin of J1 to Positive of the supply and negative of the supply to positive terminal of ammeter and negative terminal of ammeter to Loop- pins. This configuration will supply power to EVM and can measure the Loop current. + Loop+ PC USB DAC161S997EVM Loop- Power Supply + - Ammeter Figure 2. EVM Connection Diagram 3 Software Installation It is recommended to use the latest version of DAC161S997 software; this can be downloaded from: http://www.ti.com/product/dac161s997. You must install the software before you connect the DAC161S997EVM to your PC. To install the DAC161S997EVM software: • Direct a browser to http://www.ti.com/products/dac161s997, then scroll down to the Tools & Software section to download the latest DAC161S997 software. • Unzip the downloaded file from a known directory, and run the “setup.exe” in /TI_DAC161S997_Installer/Volume/ 2 DAC161S997EVM User's Guide SNLU146 – JUNE 2013 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated Software Installation www.ti.com Figure 3. • • Click Next, read the license agreement and complete the first portion of the installation. Next, the FTDI drivers are installed automatically. Figure 4. • Click Extract and the following window will appear: SNLU146 – JUNE 2013 Submit Documentation Feedback DAC161S997EVM User's Guide Copyright © 2013, Texas Instruments Incorporated 3 Software Installation www.ti.com Figure 5. • Click Next. Once the drivers are installed a Completing the Device Driver Installation Wizard window. Then, Click Finish to complete the installation. Figure 6. • • 4 Before you launch the DAC161S997 Software, Connect connect the DAC161S997EVM to a USB port of your computer and connect the Loop supply voltage. Open the computer's "Device Manager" and verify that a new COM port named "USB Serial Port" has been added in the Ports(COM&LPT) section. DAC161S997EVM User's Guide SNLU146 – JUNE 2013 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated Software Installation www.ti.com Figure 7. • • Make a note of the assigned COM port number; this number is needed to connect the PC to the DAC161S997EVM. Run the DAC161S997 Software and select the COM port that was assigned and click on connect. Figure 8. • On start-up, the software retrieves all the DAC161S997 registers and updates the software accordingly. SNLU146 – JUNE 2013 Submit Documentation Feedback DAC161S997EVM User's Guide Copyright © 2013, Texas Instruments Incorporated 5 Software Installation www.ti.com Figure 9. • • • 6 The DAC output current can be set in the Current Output field, and the Error current levels can also be set in the appropriate fields. Any error conditions are indicated and can be cleared when desired. Individual registers can be set directly if desired. DAC161S997EVM User's Guide SNLU146 – JUNE 2013 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated Board Layout www.ti.com 4 Board Layout Figure 10. Top Assembly Layer Figure 11. Top Layer Routing SNLU146 – JUNE 2013 Submit Documentation Feedback DAC161S997EVM User's Guide Copyright © 2013, Texas Instruments Incorporated 7 Board Layout www.ti.com Figure 12. Bottom Layer Routing 8 DAC161S997EVM User's Guide SNLU146 – JUNE 2013 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated Schematic www.ti.com 5 Schematic Figure 13. DAC161S997EVM Schematic SNLU146 – JUNE 2013 Submit Documentation Feedback DAC161S997EVM User's Guide Copyright © 2013, Texas Instruments Incorporated 9 Bill of Materials 6 www.ti.com Bill of Materials Designator Quantity Value Description Package Reference Part Number C1 1 0.1µF CAP, CERM, 0.1uF, 50V, +/-5%, X7R, 1206 1206 C1206C104J5RACTU C2 1 3.3µF CAP, TANT, 3.3uF, 50V, +/-10%, 0.8 ohm, 7343-31 SMD 7343-31 TPSD335K050R0800 C4, C17 2 1000pF CAP, CERM, 1000pF, 50V, +/10%, C0G/NP0, 0603 603 06035A102KAT2A C5 1 4.7µF CAP, TANT, 4.7uF, 10V, +/-10%, 1.4 ohm, 3216-18 SMD 3216-18 T495A475K010ZTE1K4 C7, C23, C24 3 0.1µF CAP CER 0.1UF 10V 10% X7R 0603 603 C0603C104K8RACTU C8 1 10µF CAP CER 10UF 10V 10% X5R 0603 603 C1608X5R1A106K C9, C10 2 0.1µF CAP, CERM, 0.1uF, 10V, +/10%, X5R, 0402 402 C1005X5R1A104K C12, C16 2 1µF CAP, TANT, 1uF, 50V, +/-10%, 4.6 ohm, 6032-28 SMD 6032-28 293D105X9050C2TE3 C13 1 3.3µF CAP, TANT, 3.3uF, 16V, +/-10%, 3.5 ohm, 3216-18 SMD 3216-18 TPSA335K016R3500 C14 1 2.2nF CAP CER 2200PF 10V 5% X7R 0603 603 C0603C222J8RACTU C15 1 0.01µF CAP, CERM, 0.01uF, 50V, +/5%, C0G/NP0, 1206 1206 C3216C0G1H103J C18 1 6800pF CAP, CERM, 6800pF, 50V, +/5%, X7R, 0603 603 C0603C682J5RACTU C19, C21 2 0.22µF CAP, CERM, 0.22uF, 10V, +/10%, X5R, 0603 603 C1608X5R1A224K C20 1 0.39µF CAP, CERM, 0.39uF, 10V, +/10%, X5R, 0603 603 C0603C394K8PACTU C22 1 2.2µF CAP, CERM, 2.2uF, 100V, +/10%, X7R, 1210 1210 HMK325B7225KN-T COM1, COM2, COM3, H9, LOOP+1, LOOP-1 6 Black Test Point, TH, Miniature, Black D1 1 3.9V Diode, Zener, 3.9V, 500mW, SOD-123 SOD-123 D2 1 0.7V Diode, Schottky, 60V, 3A, SMA SMA B360A-13-F D3 1 LED, [Color], [MountType] 603 LG L29K-G2J1-24-Z 603 SML-LX0603SRW-TR 5001 MMSZ4686T1G D4 1 LED, [Color], [MountType] DAC1 1 DAC161S997 DAC161P997SQ DAC_CUR1, HART_RX1, HART_TX1, Test1 4 Header, TH, 100mil, 2x1, Gold plated, 230 mil above insulator TSW-102-07-G-S ERRLVL SEL1, ERRLVL SEL2 2 Header, TH, 100mil, 3x1, Gold plated, 230 mil above insulator TSW-103-07-G-S J1 1 CONN HEADER RT ANG 2POS 5.08MM 1759017 J2 1 Header, TH, 100mil, 7x2, Gold plated, 230 mil above insulator TSW-107-07-G-D J3 1 Header, TH, 100mil, 10x1, Gold plated, 230 mil above insulator TSW-110-07-G-S L1 1 Q1 1 R1 1 10 250V 40Ω 158k 1A Ferrite Bead, 2 ohm @ 100MHz, SMD 1206 MI0805K400R-10 TRANSISTOR GP NPN 40V SOT-223 SOT-223 PZT3904 RES, 158k ohm, 1%, 0.1W, 0603 603 CRCW0603158KFKEA DAC161S997EVM User's Guide SNLU146 – JUNE 2013 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated Bill of Materials www.ti.com Designator Quantity Value Description Package Reference Part Number R2, R10 2 200Ω RES, 200 ohm, 1%, 0.25W, 1206 1206 CRCW1206200RFKEA R3 1 100k RES, 100k ohm, 1%, 0.1W, 0603 603 CRCW0603100KFKEA R4 1 47k RES 47K OHM 1/10W 5% 0603 SMD 603 ERJ-3GEYJ473V R5, R8 2 20.0Ω RES, 20.0 ohm, 1%, 0.125W, 0805 805 CRCW080520R0FKEA R6, R7 2 270E RES 270 OHM 1/10W 5% 0603 SMD 603 ERJ-3GEYJ271V R9 1 0 RES, 0 ohm, 5%, 0.25W, 1206 1206 CRCW12060000Z0EA R11 1 49.9Ω RES, 49.9 ohm, 1%, 0.25W, 1206 1206 CRCW120649R9FKEA R12 1 10.0k RES, 10.0k ohm, 1%, 0.1W, 0603 603 CRCW060310K0FKEA R13 1 330k RES, 330k ohm, 5%, 0.1W, 0603 603 CRCW0603330KJNEA SH-J1, SH-J2 2 1x2 Shunt, 100mil, Gold plated, Black U1 1 50 mA, 3 V TO 50 V, MICROPOWER, LOWDROPOUT LINEAR REGULATOR MSOP8 TPS79801-Q1 U2 1 IC MCU 16BIT 16KB FLASH 20TSSOP MSP430G2553IPW20R U3 1 IC ESD-PROT ARRAY 2CH SOT-5 TPD2E001DRLR U4 1 IC USB FS SERIAL UART 28SSOP FT232RL-REEL U5 1 Low-Power Dual Channel Digital Isolators ISO7421ED U6 1 CONN COM TYPE B MINI USB SMD 5P 65100516121 Y1 1 DNP CRYSTAL 12.000MHZ 12PF SMD 2-SMD 7A-12.000MAAE-T C3, C6 0 12pF DNP 603 C0603C120K5GACTU C11 0 A/R DNP 1206 DNP SNLU146 – JUNE 2013 Submit Documentation Feedback 382811-6 DAC161S997EVM User's Guide Copyright © 2013, Texas Instruments Incorporated 11 EVALUATION BOARD/KIT/MODULE (EVM) ADDITIONAL TERMS Texas Instruments (TI) provides the enclosed Evaluation Board/Kit/Module (EVM) under the following conditions: The user assumes all responsibility and liability for proper and safe handling of the goods. Further, the user indemnifies TI from all claims arising from the handling or use of the goods. Should this evaluation board/kit not meet the specifications indicated in the User’s Guide, the board/kit may be returned within 30 days from the date of delivery for a full refund. THE FOREGOING LIMITED WARRANTY IS THE EXCLUSIVE WARRANTY MADE BY SELLER TO BUYER AND IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE. EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE, NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES. Please read the User's Guide and, specifically, the Warnings and Restrictions notice in the User's Guide prior to handling the product. This notice contains important safety information about temperatures and voltages. For additional information on TI's environmental and/or safety programs, please visit www.ti.com/esh or contact TI. No license is granted under any patent right or other intellectual property right of TI covering or relating to any machine, process, or combination in which such TI products or services might be or are used. TI currently deals with a variety of customers for products, and therefore our arrangement with the user is not exclusive. TI assumes no liability for applications assistance, customer product design, software performance, or infringement of patents or services described herein. REGULATORY COMPLIANCE INFORMATION As noted in the EVM User’s Guide and/or EVM itself, this EVM and/or accompanying hardware may or may not be subject to the Federal Communications Commission (FCC) and Industry Canada (IC) rules. For EVMs not subject to the above rules, this evaluation board/kit/module is intended for use for ENGINEERING DEVELOPMENT, DEMONSTRATION OR EVALUATION PURPOSES ONLY and is not considered by TI to be a finished end product fit for general consumer use. It generates, uses, and can radiate radio frequency energy and has not been tested for compliance with the limits of computing devices pursuant to part 15 of FCC or ICES-003 rules, which are designed to provide reasonable protection against radio frequency interference. Operation of the equipment may cause interference with radio communications, in which case the user at his own expense will be required to take whatever measures may be required to correct this interference. General Statement for EVMs including a radio User Power/Frequency Use Obligations: This radio is intended for development/professional use only in legally allocated frequency and power limits. Any use of radio frequencies and/or power availability of this EVM and its development application(s) must comply with local laws governing radio spectrum allocation and power limits for this evaluation module. It is the user’s sole responsibility to only operate this radio in legally acceptable frequency space and within legally mandated power limitations. Any exceptions to this are strictly prohibited and unauthorized by Texas Instruments unless user has obtained appropriate experimental/development licenses from local regulatory authorities, which is responsibility of user including its acceptable authorization. For EVMs annotated as FCC – FEDERAL COMMUNICATIONS COMMISSION Part 15 Compliant Caution This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. FCC Interference Statement for Class A EVM devices This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense. FCC Interference Statement for Class B EVM devices This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: • Reorient or relocate the receiving antenna. • Increase the separation between the equipment and receiver. • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. For EVMs annotated as IC – INDUSTRY CANADA Compliant This Class A or B digital apparatus complies with Canadian ICES-003. Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. Concerning EVMs including radio transmitters This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device. Concerning EVMs including detachable antennas Under Industry Canada regulations, this radio transmitter may only operate using an antenna of a type and maximum (or lesser) gain approved for the transmitter by Industry Canada. To reduce potential radio interference to other users, the antenna type and its gain should be so chosen that the equivalent isotropically radiated power (e.i.r.p.) is not more than that necessary for successful communication. This radio transmitter has been approved by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated. Antenna types not included in this list, having a gain greater than the maximum gain indicated for that type, are strictly prohibited for use with this device. Cet appareil numérique de la classe A ou B est conforme à la norme NMB-003 du Canada. Les changements ou les modifications pas expressément approuvés par la partie responsable de la conformité ont pu vider l’autorité de l'utilisateur pour actionner l'équipement. Concernant les EVMs avec appareils radio Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes : (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement. Concernant les EVMs avec antennes détachables Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et d'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage radioélectrique à l'intention des autres utilisateurs, il faut choisir le type d'antenne et son gain de sorte que la puissance isotrope rayonnée équivalente (p.i.r.e.) ne dépasse pas l'intensité nécessaire à l'établissement d'une communication satisfaisante. Le présent émetteur radio a été approuvé par Industrie Canada pour fonctionner avec les types d'antenne énumérés dans le manuel d’usage et ayant un gain admissible maximal et l'impédance requise pour chaque type d'antenne. Les types d'antenne non inclus dans cette liste, ou dont le gain est supérieur au gain maximal indiqué, sont strictement interdits pour l'exploitation de l'émetteur. SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER 【Important Notice for Users of this Product in Japan】 】 This development kit is NOT certified as Confirming to Technical Regulations of Radio Law of Japan If you use this product in Japan, you are required by Radio Law of Japan to follow the instructions below with respect to this product: 1. 2. 3. Use this product in a shielded room or any other test facility as defined in the notification #173 issued by Ministry of Internal Affairs and Communications on March 28, 2006, based on Sub-section 1.1 of Article 6 of the Ministry’s Rule for Enforcement of Radio Law of Japan, Use this product only after you obtained the license of Test Radio Station as provided in Radio Law of Japan with respect to this product, or Use of this product only after you obtained the Technical Regulations Conformity Certification as provided in Radio Law of Japan with respect to this product. Also, please do not transfer this product, unless you give the same notice above to the transferee. Please note that if you could not follow the instructions above, you will be subject to penalties of Radio Law of Japan. Texas Instruments Japan Limited (address) 24-1, Nishi-Shinjuku 6 chome, Shinjuku-ku, Tokyo, Japan http://www.tij.co.jp 【ご使用にあたっての注】 本開発キットは技術基準適合証明を受けておりません。 本製品のご使用に際しては、電波法遵守のため、以下のいずれかの措置を取っていただく必要がありますのでご注意ください。 1. 2. 3. 電波法施行規則第6条第1項第1号に基づく平成18年3月28日総務省告示第173号で定められた電波暗室等の試験設備でご使用いただく。 実験局の免許を取得後ご使用いただく。 技術基準適合証明を取得後ご使用いただく。 なお、本製品は、上記の「ご使用にあたっての注意」を譲渡先、移転先に通知しない限り、譲渡、移転できないものとします。 上記を遵守頂けない場合は、電波法の罰則が適用される可能性があることをご留意ください。 日本テキサス・インスツルメンツ株式会社 東京都新宿区西新宿６丁目２４番１号 西新宿三井ビル http://www.tij.co.jp SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER EVALUATION BOARD/KIT/MODULE (EVM) WARNINGS, RESTRICTIONS AND DISCLAIMERS For Feasibility Evaluation Only, in Laboratory/Development Environments. Unless otherwise indicated, this EVM is not a finished electrical equipment and not intended for consumer use. It is intended solely for use for preliminary feasibility evaluation in laboratory/development environments by technically qualified electronics experts who are familiar with the dangers and application risks associated with handling electrical mechanical components, systems and subsystems. It should not be used as all or part of a finished end product. Your Sole Responsibility and Risk. You acknowledge, represent and agree that: 1. 2. 3. 4. You have unique knowledge concerning Federal, State and local regulatory requirements (including but not limited to Food and Drug Administration regulations, if applicable) which relate to your products and which relate to your use (and/or that of your employees, affiliates, contractors or designees) of the EVM for evaluation, testing and other purposes. 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It is important to operate this EVM within TI’s recommended specifications and environmental considerations per the user guidelines. Exceeding the specified EVM ratings (including but not limited to input and output voltage, current, power, and environmental ranges) may cause property damage, personal injury or death. If there are questions concerning these ratings please contact a TI field representative prior to connecting interface electronics including input power and intended loads. Any loads applied outside of the specified output range may result in unintended and/or inaccurate operation and/or possible permanent damage to the EVM and/or interface electronics. Please consult the EVM User's Guide prior to connecting any load to the EVM output. If there is uncertainty as to the load specification, please contact a TI field representative. During normal operation, some circuit components may have case temperatures greater than 60°C as long as the input and output are maintained at a normal ambient operating temperature. These components include but are not limited to linear regulators, switching transistors, pass transistors, and current sense resistors which can be identified using the EVM schematic located in the EVM User's Guide. When placing measurement probes near these devices during normal operation, please be aware that these devices may be very warm to the touch. As with all electronic evaluation tools, only qualified personnel knowledgeable in electronic measurement and diagnostics normally found in development environments should use these EVMs. Agreement to Defend, Indemnify and Hold Harmless. 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