RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ v5.0.x

kopia lustrzana https://github-proxy.rt-thread.io/RT-Thread/rt-thread.git

sheltonyu c8106bc19b add support f421/f425		3 lat temu
..
dma_config.h	c8106bc19b add support f421/f425	3 lat temu
spi_config.h	c8106bc19b add support f421/f425	3 lat temu
uart_config.h	c8106bc19b add support f421/f425	3 lat temu