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8 lines
358 B
Markdown
8 lines
358 B
Markdown
Code for STM32F030F4 chinese board
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USART Rx by interrupts, Tx by DMA
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- Toggle onboard green LED once per second.
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- Echo received by USART1 data (not more than 64 bytes including '\n') on B115200:
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- if PA6 not connected to ground echo text directly
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- otherwice echo it reversly
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- Light up LED on PA5 (opendrain) when receive data and turn it off when send.
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