| PIN | Description | Connect To | Output |
|---|---|---|---|
| PD0 | Red 1 | Resistor 470 Ohm | VGA red (1) |
| PD1 | Red 2 | Resistor 680 Ohm | VGA red (1) |
| PD2 | Green 1 | Resistor 470 Ohm | VGA green (2) |
| PD3 | Green 2 | Resistor 680 Ohm | VGA green (2) |
| PD4 | Blue 1 | Resistor 470 Ohm | VGA blue (3) |
| PD5 | Blue 2 | Resistor 680 Ohm | VGA blue (3) |
| PB6 | HSync | VGA HSync (13) | |
| PB7 | VSync | VGA VSync (14) | |
| PB4 | CLK | Resistor 2K2 to keyboard CLK and resistor 3K3 to GND | |
| PB5 | DATA | Resistor 2K2 to keyboard DATA and resistor 3K3 to GND | |
| G | Ground | VGA Ground (5,6,7,8,10), '-' of passive speaker |