Entex Basketball 2

Chip labeled 
6010
MP1218
MSL^8018

die labeled
MP1218

12 buttons
2 switches: Am/Pro and Man/Auto
2 2-digit 7-segment LEDs
32 LEDs
piezo


TMS1100 pinout
1  R8   - LED matrix / input matrix
2  R9   - LED matrix / input matrix
3  R10  - piezo
4  VDD  - battery - 
5  K1   - input matrix
6  K2   - input matrix
7  K4   - input matrix
8  K8   - input matrix
9  INIT - diode to VDD
10 O7   - N/C
11 O6   - segment G / LED matrix
12 O5   - segment F / LED matrix
13 O4   - segment E / LED matrix
14 O3   - segment D / LED matrix
15 O2   - segment C / LED matrix
16 O1   - segment B / LED matrix
17 O0   - segment A / LED matrix
18 OSC1 - 82pF disc cap, 33K resistor
19 OSC2 - OSC1
20 VSS  - battery +
21 R0   - Left top 7-segment LED
22 R1   - Left bottom 7-segment LED
23 R2   - Right bottom 7-segment LED
24 R3   - Right top 7-segment LED
25 R4   - LED matrix
26 R5   - LED matrix
27 R6   - LED matrix / input matrix
28 R7   - LED matrix / input matrix


Input matrix

      K1       K2       K4       K8
      
R6    AM      AUTO    2 SHOOT  1 PASS
R7    --       --     2 PASS   1 SHOOT
R8  2 DOWN   2 LEFT   2 UP     2 RIGHT
R9  1 DOWN   1 LEFT   1 UP     1 RIGHT


LED matrix
                
    R4  R5  R6  R7  R8  R9
    
A   16  15  14  13  12  11
B   26  25  24  23  22  21
C   36  35  34  33  32  31
D   46  45  44  43  42  41
E   --  --  B   55  53  A
F   --  --  56  54  52  51


LED numbering

                    B                    Auto/Off/Man
            16              56           Switch
                    36 
                26      46
        
                25      45
            15              55
                    35 

                24      44
7-seg       14      34      54    7-seg
Left/Top                          Right/Top
Left/Bot                          Right/Bot
            13      33      53
                23      43 

                    32 
            12              52      
                22      42

                21      41
                    31 
            11              51
Am/Pro              A
Switch