520 4-bit R2R DAC
520 : 4-bit R2R DAC
- Author: David Parent
- Description: Converts a 4 bit wide signal to an analog signal
- GitHub repository
- Clock: 0 Hz
How it works
This is a simple 4-bit R2R DAC similar to the example.
How to test
Punt in a 4 bit strait case signal from 0000 to 1111 in steps of 1 on A0 A1 A2 and A3. Note that the LSB is controlled by pin UIN_0, not UIB_3.
External hardware
ADALM2000 in digital mode.
IO
| # | Input | Output | Bidirectional |
|---|---|---|---|
| 0 | A3 | Out | |
| 1 | A2 | ||
| 2 | A1 | ||
| 3 | A0 | ||
| 4 | |||
| 5 | |||
| 6 | |||
| 7 |
Analog pins
ua | PCB Pin | Internal index | Description |
|---|---|---|---|
| 0 | B0 | 6 |