odd_even.c

 
int ll_usart_init(int ch, u32 wParam, u32 lParam) { OL_UART_DCB uart_config = { .baudRate = 115200, .numDataBits = OL_UART_WORD_LEN_8, // 合理默认 .stopBit = OL_UART_ONE_STOP_BIT, // 合理默认 .flowControl = FALSE, // 合理默认 .parityBitType = OL_UART_NO_PARITY_BITS, // 合理默认 .opMode = OL_UART_BYTE_CTL, // 按需设置 .is_int = FALSE, .rd_cb = NULL, .td_cb = NULL, }; MBTK_UART_Port port = ch; uart_config.baudRate = lParam; uint8_t UART_DATA_BIT = (wParam & 0x01); switch (UART_DATA_BIT) { case UART_DATA_8BIT: uart_config.numDataBits = OL_UART_WORD_LEN_8; break; case UART_DATA_7BIT: uart_config.numDataBits = OL_UART_WORD_LEN_7; break; } uint8_t UART_STOP_BIT = (wParam & UART_STOP_MASK); switch (UART_STOP_BIT) { case UART_STOP_1BIT: uart_config.stopBit = OL_UART_ONE_STOP_BIT; break; case UART_STOP_2BIT: uart_config.stopBit = OL_UART_ONE_HALF_OR_TWO_STOP_BITS; break; } uint8_t UART_FLOW = (wParam & UART_FLOW_MASK); switch (UART_FLOW) { case UART_FLOW_NONE: uart_config.flowControl = FALSE; break; case UART_FLOW_RTS_CTS: uart_config.flowControl = TRUE; break; } uint8_t UART_PARITY = (wParam & UART_PARITY_MASK); switch (UART_PARITY) { case UART_PARITY_NONE: uart_config.parityBitType = OL_UART_NO_PARITY_BITS; break; case UART_PARITY_ODD: uart_config.parityBitType = OL_UART_ODD_PARITY_SELECT; break; case UART_PARITY_EVEN: uart_config.parityBitType = OL_UART_EVEN_PARITY_SELECT; break; } uart_config.is_int = TRUE; ol_Uart_SetDcb(OL_UART_PORT_STUART, &uart_config); return ol_Uart_GetDcb(port, &uart_config); }为什么我设置成9600反而不改变
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10-18
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