- Sometimes, reloading the driver is also mandatory (after power off or when something goes wrong)
`pcie40_reload -m`
## How to use the application programs.
- `python pll_status.py 0`: configure the clock tree. Press `F2` to use the clock from FTSW or `F3` to use the local oscillator clock (also with a frequency of 127.1 MHz). This application needs a large terminal to work correctly otherwise it will not open