484 AY-8193 single channel DAC
484 : AY-8193 single channel DAC
- Author: ReJ aka Renaldas Zioma
- Description: Logarithmic 4-bit DAC for AY-8193 sound generator
- GitHub repository
- Clock: 0 Hz
How it works
Current steering DAC.
How to test
Set one of the input / bidir pins to regulate current.
External hardware
Measure with osciloscope or use amplifier and speakers.
IO
| # | Input | Output | Bidirectional |
|---|---|---|---|
| 0 | db | ||
| 1 | db | db | |
| 2 | db | db | |
| 3 | db | db | |
| 4 | db | db | |
| 5 | db | db | |
| 6 | db | db | |
| 7 | db | db |
Analog pins
ua | PCB Pin | Internal index | Description |
|---|---|---|---|
| 0 | A5 | 5 | output |