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https://github.com/RIOT-OS/RIOT.git
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aec9eb7f6a
- Make use of the fact that gpio_init_af() does not need prior call to
gpio_init() for all STM32 families anymore and drop call to gpio_init()
- Initialize the UART periph first, before initializing the pins
- While uninitialized, the UART periph will send signal LOW to TXD. This
results in a start bit being picked up by the other side.
- Instead, we do not connect the UART periph to the pins until it is
initialized, so that the TXD level will already be HIGH when the pins
are attached.
- This results in no more garbage being send during initialization
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|---|---|---|
| .. | ||
| bootloader | ||
| dist | ||
| include | ||
| ldscripts | ||
| periph | ||
| stmclk | ||
| vectors | ||
| cpu_common.c | ||
| cpu_init.c | ||
| doc.txt | ||
| Makefile | ||
| Makefile.dep | ||
| Makefile.features | ||
| Makefile.include | ||
| stm32_info.mk | ||
| stm32_line.mk | ||
| stm32_mem_lengths.mk | ||
| stm32_riotboot.mk | ||