| Pinning GameBoy connector to EPM7064SLC84, parallel
interface connector to EPM7064SLC84 and interface to power, LED, relay and ByteBlaster
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| Pin-Nr. Gameboy-Connector | Pin-Nr. EPM7064SLC84 | Pin-Nr. parallel interface | Pin-Nr. EPM7064SLC84 | |
| 1 (Vcc) | +5V (via relay) | 1 (Strobe) | 54 | |
| 2 (CLK) | GND | 2 (D0) | 58 | |
| 3 (WR) | 8 | 3 (D1) | 60 | |
| 4 (RD) | 10 | 4 (D2) | 61 | |
| 5 (CSU3) | 9 | 5 (D3) | 63 | |
| 6 (A0) | 11 | 6 (D4) | 64 | |
| 7 (A1) | 12 | 7 (D5) | 65 | |
| 8 (A2) | 15 | 8 (D6) | 67 | |
| 9 (A3) | 16 | 9 (D7) | 68 | |
| 10 (A4) | 17 | 10 (Ackn) | 69 | |
| 11 (A5) | 18 | 11 (Busy) | 70 | |
| 12 (A6) | 20 | 12 (PE) | 73 | |
| 13 (A7) | 21 | 13 (SLCT) | 74 | |
| 14 (A8) | 22 | 14 (AutoFeed) | 55 | |
| 15 (A9) | 24 | 15 (Err) | not connected | |
| 16 (A10) | 25 | 16 (Init) | 56 | |
| 17 (A11) | 27 | 17 (SLCT IN) | 57 | |
| 18 (A12) | 28 | 18 (Gnd) | not connected | |
| 19 (A13) | 29 | 19 (Gnd) | not connected | |
| 20 (A14) | 30 | 20 (Gnd) | not connected | |
| 21 (A15) | 31 | 21 (Gnd) | not connected | |
| 22 (D0) | 33 | 22 (Gnd) | not connected | |
| 23 (D1) | 34 | 23 (Gnd) | not connected | |
| 24 (D2) | 35 | 24 (Gnd) | not connected | |
| 25 (D3) | 36 | 25 (Gnd) | GND | |
| 26 (D4) | 37 | |||
| 27 (D5) | 39 | |||
| 28 (D6) | 40 | external power | Pin-Nr. EPM7064SLC84 | |
| 29 (D7) | 41 | +5V | 3,13,26,38,43,53,66,78 | |
| 30 (Reset) | +5V (via relay) | GND | 1,2,7,19,32,42,47,59,72,82,83,84 | |
| 31 (AudioIn) | 44 | |||
| 32 (Gnd) | GND | |||
| EPM7064SLC84 | interface to LED and relay | |||
| ByteBlaster Interface(JTAG) | Pin EPM7064SLC84 * | Pin 79 | via T.B.D. Ohm to +5V of relay | |
| Pin 1 (TCK) | 62 | Pin 77 | to cathode of LED and anode | |
| Pin 3 (TDO) | 71 | of LED via 470 Ohm to +5V | ||
| Pin 5 (TMS) | 23 | |||
| Pin 9 (TDI) | 14 | |||
| * put 1K pullup resistor on each JTAG signal | ||||