Coleco Quiz Wiz Challenger Chip labeled TMS1000NLL M32001-N2 WES 8109 PHILIPPINES die labeled 1000E M32001 19 buttons 1 switch: game 1/2 4 7-segment LEDs 17 LEDs Piezo buzzer TMS1000 pinout 1 R8 - digit 2, cart connector 6 2 R9 - digit 1 (right), cart connector 8 3 R10 - piezo lead 1, resistor to transistor to piezo lead 2, 10K resistor between leads 4 VDD - batt - via switch 5 K1 - buttons 1-A, 2-A, 3-A, 4-A, cart connector 4 6 K2 - buttons 1-B, 2-B, 3-B, 4-B, Go, Game 2 7 K4 - buttons 1-C, 2-C, 3-C, 4-C, Fast Forward 8 K8 - buttons 1-D, 2-D, 3-D, 4-D, Slow Forward 9 INIT - VDD 10 O7 - center LED 11 O6 - #4 LEDs, segment A 12 O5 - #3 LEDs, segment B 13 O4 - #2 LEDs, segment C 14 O3 - #1 LEDs, segment D 15 O2 - segment E 16 O1 - segment F 17 O0 - segment G 18 OSC1 - OSC2 and 100pF cap to VSS, 43K resistor to VDD 19 OSC2 - OSC1 20 VSS - batt + 21 R0 - player 1 buttons, LEDs 22 R1 - player 4 buttons, LEDs 23 R2 - player 3 buttons, LEDs 24 R3 - player 2 buttons, LEDs 25 R4 - Go, Fast Forward, Slow Forward buttons, cart connector 1 26 R5 - Game 2 switch, cart connector 7 27 R6 - digit 4 (left), cart connector 2 28 R7 - digit 3, cart connector 3 button matrix K1 K2 K4 K8 R0 1-A 1-B 1-C 1-D R1 4-A 4-B 4-C 4-D R2 3-A 3-B 3-C 3-D R3 2-A 2-B 2-C 2-D R4 -- GO Fast Fwd Slow Fwd R5 -- Game 2 -- -- LEDs R0 R1 R2 R3 VSS O3 1-1 4-1 3-1 2-1 -- O4 1-2 4-2 3-2 2-2 -- O5 1-3 4-3 3-3 2-3 -- O6 1-4 4-4 3-4 2-4 -- O7 -- -- -- -- Center 3-1 3-2 3-3 3-4 4-1 4-2 4-3 4-4 C 2-4 2-3 2-2 2-1 1-4 1-3 1-2 1-1