tillitis-key/hw/production_test/reset.py
2023-03-21 14:38:28 +01:00

21 lines
480 B
Python
Executable File

#!/usr/bin/env python
import hid_test # type: ignore
import time
def reset_tk1() -> None:
""" Reset a TK1 contained in a TP1 programmer
Manipulate the GPIO lines on the TP1 to issue a hardware reset
to the TK1. The result is that TK1 again will be in firmware
mode, so a new app can be loaded.
"""
d = hid_test.ice40_flasher()
d.gpio_set_direction(14, True)
d.gpio_put(14, False)
d.gpio_set_direction(14, False)
d.close()
reset_tk1()