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ChibiOS
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Fixed bug 3163851. 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2664 35acf78f-673a-0410-8e92-d51de3d6d3f4
This commit is contained in:
gdisirio 2011-01-22 09:52:08 +00:00
parent 1664a6573e
commit f0e2c8c324
2 changed files with 7 additions and 3 deletions
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8
os/hal/platforms/STM32/serial_lld.c
View File

@ -98,10 +98,10 @@ 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_TE |
USART_CR1_RE;
USART_CR1_RXNEIE | USART_CR1_RE;
u->CR2 = config->sc_cr2 | USART_CR2_LBDIE;
u->CR3 = config->sc_cr3 | USART_CR3_EIE;
u->SR = 0;
(void)u->SR; /* SR reset step 1.*/
(void)u->DR; /* SR reset step 2.*/
}
@ -175,8 +175,10 @@ 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();
}
}

2
readme.txt
View File

@ -69,6 +69,8 @@
*****************************************************************************
*** 2.1.8 ***
- FIX: Fixed spurious character transmission in STM32 serial driver after
reset (bug 3163851)(backported to 2.0.11).
- FIX: Fixed error in STM32 ADC driver macro names (bug 3160306)(backported
to 2.0.11).
- FIX: Fixed IAR Cortex-Mx port memory organization problem (bug 3158776).