517 Ring Oscillator (5 inverter)
517 : Ring Oscillator (5 inverter)
- Author: Darryl Miles
- Description: Ring Oscillator (5 inverter)
- GitHub repository
- Open in 3D viewer
- Clock: 0 Hz
How it works
Set rst_n to 1 to make reset inactive. Set ui_in[0] to 1 to enable oscillator.
How to test
Measure frequency at outputs.
External hardware
Frequency counter.
IO
| # | Input | Output | Bidirectional |
|---|---|---|---|
| 0 | ring enable | divide-by-1 | divide-by-256 |
| 1 | divide-by-2 | divide-by-512 | |
| 2 | divide-by-4 | divide-by-1024 | |
| 3 | divide-by-8 | divide-by-2048 | |
| 4 | divide-by-16 | divide-by-4096 | |
| 5 | divide-by-32 | divide-by-8192 | |
| 6 | divide-by-64 | divide-by-16738 | |
| 7 | divide-by-128 | divide-by-32768 |