Pinout 64 pin
From Toyota Wiki
| ASR1 | 1 | DIP64 | 64 | Vcc |
| ASR0 | 2 | 63 | ASR2 | |
| ~NMI | 3 | 62 | ASR3 | |
| IRP | 4 | 61 | Dout0 | |
| IRL | 5 | 60 | Dout1 | |
| Xin | 6 | 59 | Dout2 | |
| Xout | 7 | 58 | Dout3 | |
| CCLK | 8 | 57 | Dout4 | |
| ADR | 9 | 56 | Dout5 | |
| IS/~RD | 10 | 55 | Dout6 | |
| OS/~WR | 11 | 54 | Dout7 | |
| I/~E | 12 | 53 | ~WDC | |
| CLK | 13 | 52 | ~INIT | |
| Sin3 | 14 | 51 | ~HALT | |
| Sin2 | 15 | 50 | ~WI | |
| Sin1 | 16 | 49 | ~TEST | |
| Sin0 | 17 | 48 | PC0 | |
| Sout1 | 18 | 47 | PC1 | |
| Sout0 | 19 | 46 | PC2 | |
| PB7/A7 | 20 | 45 | PC3 | |
| PB6/A6 | 21 | 44 | PC4 | |
| PB5/A5 | 22 | 43 | PC5 | |
| PB4/A4 | 23 | 42 | PC6 | |
| PB3/A3 | 24 | 41 | PC7 | |
| PB2/A2 | 25 | 40 | PD0 | |
| PB1/A1 | 26 | 39 | PD1 | |
| PB0/A0 | 27 | 38 | PD2 | |
| PA7/A15 | 28 | 37 | PD3 | |
| PA6/A14 | 29 | 36 | PA0/A8 | |
| PA5/A13 | 30 | 35 | PA1/A9 | |
| PA4/A12 | 31 | 34 | PA2/A10 | |
| GND | 32 | 33 | PA3/A11 |
Or here:
