run bootloader without PLL (low power) - Githubissues

microsoft / jacdac-stm32x0

Jacdac implementation for STM32F0 and similar

MIT License

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run bootloader without PLL (low power) #17

Closed mmoskal closed 3 years ago

mmoskal commented 3 years ago

Main changes:

uart_start_rx/tx -> uart_rx/tx - blocking
uart is used to detect initial low pulse (break)

Seems to work fine, at least with my F030