Tiger Rocket Pinball

Chip labeled 
PIC 1650A-110
69-11397
GI 7923 CRD

3 buttons: Left Flipper, Right Flipper, Shoot
44 LEDs
3-digit 7-segment LED
Piezo buzzer

PIC1650A pinout

1  VSS     - battery negative via switch
2  RA0     - digit 1 (right)
3  RA1     - digit 2 (center)
4  RA2     - digit 3 (left)
5  TEST    - VSS
6  RA3     - Piezo + 470 ohm resistor to VDD
7  RA4     - Piezo + 470 ohm resistor to VDD
8  RA5     - Right Flipper
9  RA6     - Left Flipper
10 RA7     - Shoot
11 RB0     - segment A
12 RB1     - segment B
13 RB2     - segment C
14 RB3     - segment D
15 RB4     - segment E
16 RB5     - segment F
17 RB6     - segment G
18 RB7     - N/C
19 RC0     - LED matrix row 8 (top)
20 RC1     - LED matrix row 7
21 RC2     - LED matrix row 6
22 RC3     - LED matrix row 5
23 RC4     - LED matrix row 4
24 RC5     - LED matrix row 3
25 RC6     - LED matrix row 2
26 RC7     - LED matrix row 1 (bottom)
27 RD0     - LED matrix column 1 (left)
28 RD1     - LED matrix column 2
29 RD2     - LED matrix column 3
30 RD3     - LED matrix column 4
31 RD4     - LED matrix column 5
32 RD5     - LED matrix column 6 (right)
33 RD6     - N/C
34 RD7     - N/C
35 CLK OUT - /RTCC - measured at 114kHz
36 OSC     - 47K resistor to VDD, 47pf cap to VSS
37 /MCLR   - resistor and cap
38 /RTCC   - CLK OUT
39 VDD     - battery positive
40 VXX     - VDD


7-segment LEDs
8 8 8
                  B0  B1  B2  B3  B4  B5  B6
A0  right digit   A   B   C   D   E   F   G
A1  center digit  A   B   C   D   E   F   G
A2  left digit    A   B   C   D   E   F   G


LED matrix
    D0  D1  D2  D3  D4  D5
C0   1   2   3   4   5   6
 
C1   7   8   9  10  11
 
C2  12  13  14  15  16  17
 
C3  18  19  20  21  22
 
C4  23  24  25  26  27  28
 
C5  29  30  31  32  33
 
C6  34  35  36  37  38  39
 
C7  40  41  42  43  44