| VSWR Vorwärtsleistung, hohe Leistung | A0 | analog in (max. 1,1V) | |
| VSWR Rückwärtsleistung, hohe Leistung | A1 | analog in (max. 1,1V) | |
| VSWR Vorwärtsleistung, niedrige Leistung | A2 | analog in (max. 1,1V) | |
| VSWR Rückwärtsleistung, niedrige Leistung | A3 | analog in (max. 1,1V) | |
| SEND Line in (sense line) | D2 | 0 | |
| Dimmerausgang | D3 | inverse PWM | |
| analoges S-Meter | D4 | PWM | |
| High VSWR Indikator | D5 | 1 | ungetestet |
| SEND Line inhibit | D6 | 0 | |
| Filter Bypass | D7 | 0 | |
| Antenne 1 | D8 | 1 | |
| Antenne 2 | D9 | 1 | |
| Antenne 3 | D10 | 1 | |
| Antenne 4 | D11 | 1 | |
| Band, DT | D12 | 0 | |
| Band, CLK | D13 | 0 | |
| Antenne 5 | D14 | 1 | ungetestet |
| Antenne 6 | D15 | 1 | ungetestet |
| CI-V TX | D16 | I/O | |
| CI-V RX | D17 | I/O | |
| VFO, Pin !A | D18 | 0 | |
| VFO, Pin !B | D19 | 0 | |
| 20×4 LCD | D20 | SDA, Adresse: 0x27 | |
| 20×4 LCD | D21 | SCL | |
Filter 4m | D22 | 1 | ungetestet |
Filter 6m | D23 | 1 | ungetestet |
| Filter 10m | D24 | 1 | ungetestet |
| Filter 12m | D25 | 1 | ungetestet |
| Filter 15m | D26 | 1 | ungetestet |
| Filter 17m | D27 | 1 | ungetestet |
| Filter 20m | D28 | 1 | ungetestet |
| Filter 30m | D29 | 1 | ungetestet |
| Filter 40m | D30 | 1 | ungetestet |
Filter 60m | D31 | 1 | ungetestet |
| Filter 80m | D32 | 1 | ungetestet |
| Filter 160m | D33 | 1 | ungetestet |
| Filter BCD1 | D36 | 1 | |
| Filter BCD2 | D38 | 1 | |
| Filter BCD3 | D40 | 1 | |
| Filter BCD4 | D42 | 1 | |
| Taster Set / Reset | D44 | 0 | |
| Taster Menü | D46 | 0 | |
| M-Notch, Taster | D48 | 0 | |
| M-Notch, Pos DT | D50 | 0 | |
| M-Notch, Pos CLK | D52 | 0 | |
| Filter Auswahl, Taster | D61 | 0 | |
| Shift, DT | D62 | 0 | |
| Shift, CLK | D63 | 0 | |
| MEM1, Taster | D64 | 0 | |
| Key Speed, DT | D65 | 0 | |
| Key Speed, CLK | D66 | 0 | |
| Tune, Taster | D67 (A13) | 0 | |
| CW Pitch, DT | D68 (A14) | 0 | |
| CW Pitch, CLK | D69 (A15) | 0 | |
