LS6027 LSI Game (Roulette) AND Watch Features * * * * * Real time clock. Alarm and snooze. 3 keys operation, KSET, KHR, KMIN. Analog display. Roulette game * * * * 1/2 bias 1/3 duty LCD format 32768 Crystal oscillator Single 3.0V operation. Direct buzzer driver. General Description The LS6027 is a roulette game with 3 1/2 digit LCD watch display. The current time is also displayed in an analog format with 5 minute step. It has an alarm and snooze function. It is ideal for a low cost watch, gift item or key chain. It is simple three keys operation : KSET, KHR, KMIN. LCD Drawing LSI LS6027 Functional Description Power Up At power up, all LCD segment turns on for 1 second. Clock Mode The LS6027 is a analog-digital watch with a roulette game. At clock mode, the LS6027 has 3 1/2 digit LCD for time display and a 12 section time range for analog clock display. Three key operation The LS6027 support 3 keys : KSET, KMIN, KHR. Clock Mode: 1. Press KHR to toggle sound. 2. Press KMIN to enter Game Mode. 3. Press KSET to enter Setting Mode. Setting Mode : At Clock Mode, press KSET to enter Setting Mode in the following sequence: Clock Mode Set Alarm enable/disable Set Alarm Hour:Minute Set Time Hour:Minute Clock Mode…… In Set Alarm/Time Mode, press KHR to set hour, press KMIN to set minute. In Set Alarm Enalble/Disable, press KHR/KMIN toggles alarm enalbe/disable. In all setting mode, if the value is changed, press KSET set will exit setting mode and goes back to Clock Mode. At Game Mode, 1. Press KMIN to start the roulette. 2. Press KHR to toggle sound. 3. Press KSET goes back to Clock Mode. The Rule of the game. Every time the KHR is pressed , 20 marks will be deducted. If the icon stops at H12, M12, H4, M4, H8, H8, the mark will be incremented according to the table. Pattern H12 M12 H8 M8 H4 M4 Add Marks 100 50 30 20 30 20 2 LSI LS6027 Pin Assignment DESIGNATION TYPE DESCRIPTION B0, B1 F512, VCAP VEE T1, T2, XT4, XT5, XT6, XT7, XT8, XT9, XT10, XT11, XT3 COSCO COSCI VDD GND KSET, KMIN, KHR PB C[1:3] S[1:16] OUTPUT OUTPUT OUTPUT INPUT Buzzer output Doubler output VEE TEST pin OUTPUT INPUT POWER POWER INPUT(PH) INPUT(PH) OUTPUT OUTPUT 32KHz oscillator output 32KHz oscillator input +3.0V power supply Ground Input key Power up reset LCD Common output LCD Segment output Note: (PH) - pull high; Absolute Maximum Ratings Supply voltage Vdd - Vss..........................0 to 5V Input voltage Vin.................................Vss to Vdd Operating temperature Top .............-10°C to 60°C Storing temperature Tst ...................-40°C to 70°C Comments Stress above those listed under absolute Maximum Ratings” may cause permanent damage to the device. These are stress rating only. Functional operation of this device at these or any other conditions above those indicated in the operational sections of this specification is not implied and exposure to absolute maximum rating conditions for extended periods may affect device reliability. D.C. Electrical Characteristics (GND = 0V, Vdd = 1.5V, Ta = 25°C unless otherwise specified) Parameter Supply Voltage Operating current OSC. built-in cap OSC. trimmer cap Frequency stability Buzzer output current LCD frequency Segment current Common current Symbol Vdd Idd Cd Ctrim ^f/f Ib Flcd Is Ic Min. 2.4 5 500 0.15 3.0 3 Typ. 3.0 5 20 64 - Max. 3.6 9 35 10 - Unit V µA pF pF ppM µA Hz µA µA Conditions No load Vdd=3.0 Vbd-Vss=0.5 Vseg=0.2V Vcom=0.2V LSI LS6027 Pad Coordinate PAD GND VCAP VEE V512 C3 C2 C1 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 X(µ µm) -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1295.0 -1303.0 -1163.0 -1023.0 -883.0 PAD PB R2 R1 R0 OSCO OSCI T1 GND B1 B0 VDD T2 XT7 XT6 XT5 XT4 XT3 KSET KHR KMIN XT8 XT9 XT10 XT11 Y(µ µm) -1394.0 -1251.0 -1110.0 -965.0 -825.0 -685.0 -545.0 -400.0 -260.0 -120.0 +20.0 +160.0 +300.0 +440.0 +580.0 +720.0 +860.0 +1000.0 +1140.0 +1350.0 +1350.0 +1350.0 +1350.0 4 X(µ µm) -743.0 -593.0 -449.0 -225.0 -75.0 +1105.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 +1246.0 Y(µ µm) +1350.0 +1350.0 +1350.0 +1350.0 +1350.0 +1340.0 +1340.0 +1140.0 +988.0 +678.0 +543.0 +395.0 +226.0 +78.0 -70.0 -216.0 -365.0 -513.0 -661.0 -809.0 -957.0 -1105.0 -1253.0 -1400.0 LSI LS6027 Pad Location 5 LSI LS6027 Application Circuit 6 LSI LS6027 LCD Drawing S16 S15 S14 S13 S12 S11 S10 S9 S8 C1:3C 3G 3E C2:3B 3A 3F C3:H3 M3 H2 3D 2C 2G PM 2B 2A M10 M2 H1 S7 S6 S5 S4 S3 S2 S1 2E 2D 1C 1G 1E 1D H6 M6 H9 2F : 1B 1A 1F 0BC H5 M5 H8 M1 H12 M12 H11 M11 H10 H4 M4 H7 M9 M8 M7 Note: Pin out at top of the LCD PIN SX C1 C2 C3 1 C3 / / C3 2 C2 / C2 / 3 4 5 6 7 8 9 C1 S1 S2 S3 S4 S13 S5 C1 M9 H9 M6 H6 3D 1D / M8 H8 M5 H5 PM 0BC / M7 H7 M4 H4 M10 H10 10 S6 1E 1F M11 11 S7 1G 1A H11 7 12 S8 1C 1B M12 13 S9 2D : H12 14 S10 2E 2F M1 15 S11 2G 2A H1 16 S12 2C 2B M2 17 S14 3E 3F H2 18 S15 3G 3A M3 19 S16 3C 3B H3 LSI PIN SX C1 C2 C3 1 C3 / / C3 LS6027 2 C2 / C2 / 3 4 5 6 7 8 9 C1 S1 S2 S3 S4 S13 S5 C1 M9 H9 M6 H6 3D 1D / M8 H8 M5 H5 PM 0BC / M7 H7 M4 H4 M10 H10 10 S6 1E 1F M11 11 12 13 S7 S17 S8 1G / 1C 1A / 1B H11 AL M12 8 14 15 16 17 18 S9 S18 S10 S11 S12 2D / 2E 2G 2C : / 2F 2A 2B H12 BE M1 H1 M2 19 20 21 22 S14 S19 S15 S16 3E / 3G 3C 3F / 3A 3B H2 M M3 H3