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Code Issues Releases Activity

OP-1849 Invert DTR and initialise

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This commit is contained in:
Steve Evans 2015-04-26 14:18:40 +01:00
parent 25b0b3df0f
commit e89356deb2
1 changed files with 2 additions and 1 deletions
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3
flight/pios/stm32f4xx/pios_usart.c
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@ -194,6 +194,7 @@ int32_t PIOS_USART_Init(uint32_t *usart_id, const struct pios_usart_cfg *cfg)
/* If a DTR line is specified, initialize it */
if (usart_dev->cfg->dtr.gpio) {
GPIO_Init(usart_dev->cfg->dtr.gpio, (GPIO_InitTypeDef *)&usart_dev->cfg->dtr.init);
PIOS_USART_SetCtrlLine((uint32_t)usart_dev, COM_CTRL_LINE_DTR_MASK, 0);
}
/* Configure the USART */
@ -295,7 +296,7 @@ static void PIOS_USART_SetCtrlLine(uint32_t usart_id, uint32_t mask, uint32_t st
if (usart_dev->cfg->dtr.gpio && (mask & COM_CTRL_LINE_DTR_MASK)) {
GPIO_WriteBit(usart_dev->cfg->dtr.gpio,
usart_dev->cfg->dtr.init.GPIO_Pin,
state & COM_CTRL_LINE_DTR_MASK ? Bit_SET : Bit_RESET);
state & COM_CTRL_LINE_DTR_MASK ? Bit_RESET : Bit_SET);
}
}