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baud zero divide

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Kizarm 2024-10-18 19:45:45 +02:00
parent 47dd58d040
commit 4ec412bf43
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V203/usb/ch32v203/usart.cpp
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@ -69,6 +69,7 @@ uint32_t Usart::Down(const char * data, const uint32_t len) {
return n;
}
void Usart::SetBaud (const uint32_t _baud) const {
if (_baud == 0u) return; // ! zero divide
const ONE_BIT b = USART1.CTLR1.B.UE;
if (b == SET) USART1.CTLR1.B.UE = RESET;
const uint32_t HCLK = SystemCoreClock; // hodiny pro USART zde nejsou děleny