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added single wire half duplex UART

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Conflicts:

	src/main/telemetry/telemetry.h
This commit is contained in:
Frank Zhao 2014-11-04 10:49:10 -08:00 • committed by Dominic Clifton
parent 0000d3e65e
commit 6311dc8f8c
7 changed files with 42 additions and 10 deletions
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14
src/main/drivers/serial_uart_stm32f30x.c
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@ -106,6 +106,13 @@ uartPort_t *serialUSART1(uint32_t baudRate, portMode_t mode)
GPIO_Init(UART1_GPIO, &GPIO_InitStructure);
}
if (mode & MODE_BIDIR) {
GPIO_InitStructure.GPIO_Pin = UART1_TX_PIN;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_PinAFConfig(UART1_GPIO, UART1_TX_PINSOURCE, GPIO_AF_7);
GPIO_Init(UART1_GPIO, &GPIO_InitStructure);
}
// DMA TX Interrupt
NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel4_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = NVIC_PRIORITY_BASE(NVIC_PRIO_SERIALUART1_TXDMA);
@ -176,6 +183,13 @@ uartPort_t *serialUSART2(uint32_t baudRate, portMode_t mode)
GPIO_Init(UART2_GPIO, &GPIO_InitStructure);
}
if (mode & MODE_BIDIR) {
GPIO_InitStructure.GPIO_Pin = UART2_TX_PIN;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_PinAFConfig(UART2_GPIO, UART2_TX_PINSOURCE, GPIO_AF_7);
GPIO_Init(UART2_GPIO, &GPIO_InitStructure);
}
#ifdef USE_USART2_TX_DMA
// DMA TX Interrupt
NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel7_IRQn;