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20 lines
462 B
Markdown
20 lines
462 B
Markdown
Chronometer for downhill competitions
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## Pinout
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- PA9(Tx),PA10 (debug mode) - USART1 - debug console
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- PA2(Tx), PA3 - USART2 - GPS
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- PB10(Tx), PB11 - USART3 - LIDAR
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- PA1 - PPS signal from GPS (EXTI)
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- PB8, PB9 - onboard LEDs
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- PA4 - TRIG2 - 12V trigger (EXTI) -- not implemented yet
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- PA13 - TRIG0 - button0 (EXTI)
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- PA14 - TRIG1 - button1/laser/etc (EXTI)
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- PA15 - USB pullup
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- PB0,1,2 - free for other functions
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