Mattel Horse Race Analyzer Chip labeled TMS1100NLL MP3491-N2 WE 8031 PHILIPPINES 32 buttons LCD display HLCD0569 LCD controller schematic and drawings in patent 4,382,280 TMS1100 pinout 1 R8 - button column 1 (right) 2 R9 - button column 2 3 R10 - button column 3 4 VDD - battery - 5 K1 - button row 1 (bottom) 6 K2 - button row 2 7 K4 - button row 3 8 K8 - button row 4 (top) 9 INIT - VDD 10 O7 - N/C 11 O6 - N/C 12 O5 - N/C 13 O4 - N/C 14 O3 - N/C 15 O2 - N/C 16 O1 - N/C 17 O0 - N/C 18 OSC1 - 47pF disc cap to VSS, 56K resistor to VDD 19 OSC2 - OSC1 20 VSS - battery + via switch 21 R0 - HLCD0569-37 CLOCK 22 R1 - HLCD0569-36 DATA IN 23 R2 - HLCD0569-35 /CS 24 R3 - button column 4 25 R4 - button column 5 26 R5 - button column 6 27 R6 - button column 7 28 R7 - button column 8 (left) Input Matrix R7 R6 R5 R4 R3 R10 R9 R8 ------- ------- ------- ------- ------- ------- ------- ------- K8 PURSE DIST P POSN DAYS RSL 7 8 9 K4 RACES WINS PLACES SHOWS EARNINGS 4 5 6 K2 DISTANCE LEB 1st LEB 2nd LEB 3rd FIN POSN 1 2 3 K1 LEB FIN SPD RTG SPD RTG ANALYZE NEXT C/H C/E 0 HLCD0569 is similar to HLCD0515 Auto-Refresh CMOS LCD Driver: up to 8 rows by 24 columns for a total of 192 segments same serial data format and modes (but only 5+24 bits instead of 5+25) Horse Race Analyzer uses 3 rows and 23 columns (with 2 segments unused) = 67 segments Segment List Col # Row 0 Row 1 Row 2 ----- -------------- ------------------ -------------------- 1 PLACES CURRENT YEAR LENGTHS BACK 2 SHOWS PAST YEAR 1ST CALL 3 EARNINGS RACES SINCE LAYOFF 2ND CALL 4 OF LAST 5 RACES DISTANCE 2 BEST SPEED RATINGS 5 digit 1 seg D digit 3 seg D digit 2 seg D 6 digit 1 seg C digit 3 seg C digit 2 seg C 7 digit 1 seg E digit 3 seg E digit 2 seg E 8 digit 1 seg G digit 3 seg G digit 2 seg G 9 digit 1 seg B digit 3 seg B digit 2 seg B 10 digit 1 seg F digit 3 seg F digit 2 seg F 11 digit 1 seg A digit 3 seg A digit 2 seg A 12 not used not used not used 13 digit 4 seg D digit 6 seg D digit 5 seg D 14 digit 4 seg C digit 6 seg C digit 5 seg C 15 digit 4 seg E digit 6 seg E digit 5 seg E 16 digit 4 seg G digit 6 seg G digit 5 seg G 17 digit 4 seg B digit 6 seg B digit 5 seg B 18 digit 4 seg F digit 6 seg F digit 5 seg F 19 digit 4 seg A digit 6 seg A digit 5 seg A 20 RATING POST POSITION (lower) not used 21 FINISH POSITION 3RD RACE BACK DAYS AWAY 22 FINISH 2ND RACE BACK WINS 23 3RD CALL LAST RACE RACES 24 not used PURSE POST POSITION (higher) 0086-0030-H HLCD0569 .H 8035 HLCD0569 pinout 1 ROW 0 LCD 26 2 ROW 1 LCD 25 3 ROW 2 LCD 1 4 ROW 3 N/C 5 ROW 4 N/C 6 ROW 5 N/C 7 ROW 6 N/C 8 ROW 7 N/C 9 COL 1 LCD 3 10 COL 2 LCD 5 11 COL 3 LCD 7 12 COL 4 LCD 9 13 COL 5 LCD 18 14 COL 6 LCD 19 15 COL 7 LCD 20 16 COL 8 LCD 21 17 COL 9 LCD 22 18 COL 10 LCD 23 19 COL 11 LCD 24 20 GND battery - 21 COL 12 N/C 22 COL 13 LCD 16 23 COL 14 LCD 15 24 COL 15 LCD 14 25 COL 16 LCD 13 26 COL 17 LCD 12 27 COL 18 LCD 11 28 COL 19 LCD 10 29 COL 20 LCD 17 30 COL 21 LCD 8 31 COL 22 LCD 6 32 COL 23 LCD 4 33 COL 24 LCD 2 34 DATAOUT? N/C 35 /CS TMS R2 36 DATAIN TMS R1 37 CLOCK TMS R0 38 OSC 223 cap to GND 39 VDRIVE? resistors to VDD and diode string to GND 40 VDD battery + via switch