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ChibiOS
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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2672 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
gdisirio 2011-01-22 14:13:49 +00:00
parent 1b43d44a84
commit 00f3c1b8f3
1 changed files with 3 additions and 4 deletions
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7
os/hal/platforms/STM32/serial_lld.c
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@ -98,7 +98,8 @@ static void usart_init(SerialDriver *sdp, const SerialConfig *config) {
* Note that some bits are enforced.
*/
u->CR1 = config->sc_cr1 | USART_CR1_UE | USART_CR1_PEIE |
USART_CR1_RXNEIE | USART_CR1_RE;
USART_CR1_RXNEIE | USART_CR1_TE |
USART_CR1_RE;
u->CR2 = config->sc_cr2 | USART_CR2_LBDIE;
u->CR3 = config->sc_cr3 | USART_CR3_EIE;
u->SR = 0;
@ -175,10 +176,8 @@ static void serve_interrupt(SerialDriver *sdp) {
chIOAddFlagsI(sdp, IO_OUTPUT_EMPTY);
u->CR1 = cr1 & ~USART_CR1_TXEIE;
}
else {
else
u->DR = b;
u->CR1 = cr1 | USART_CR1_TE;
}
chSysUnlockFromIsr();
}
}