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fix: avoid printf io buffer

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IOsetting 2023-01-24 14:53:24 +08:00
parent d3f3e6a738
commit bc8c26a7a6
1 changed files with 6 additions and 0 deletions
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6
Libraries/BSP_LL/Src/py32f0xx_bsp_printf.c
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@ -38,6 +38,12 @@ void BSP_USART_Config(uint32_t baudRate)
LL_GPIO_SetPinSpeed(DEBUG_USART_RX_GPIO_PORT, DEBUG_USART_RX_PIN, LL_GPIO_SPEED_FREQ_VERY_HIGH); LL_GPIO_SetPinSpeed(DEBUG_USART_RX_GPIO_PORT, DEBUG_USART_RX_PIN, LL_GPIO_SPEED_FREQ_VERY_HIGH);
LL_GPIO_SetPinPull(DEBUG_USART_RX_GPIO_PORT, DEBUG_USART_RX_PIN, LL_GPIO_PULL_UP); LL_GPIO_SetPinPull(DEBUG_USART_RX_GPIO_PORT, DEBUG_USART_RX_PIN, LL_GPIO_PULL_UP);
LL_GPIO_SetAFPin_0_7(DEBUG_USART_RX_GPIO_PORT, DEBUG_USART_RX_PIN, DEBUG_USART_RX_AF); LL_GPIO_SetAFPin_0_7(DEBUG_USART_RX_GPIO_PORT, DEBUG_USART_RX_PIN, DEBUG_USART_RX_AF);
#if defined (__GNUC__) && !defined (__clang__)
// To avoid io buffer
setvbuf(stdout, NULL, _IONBF, 0);
setvbuf(stdin, NULL, _IONBF, 0);
#endif
} }