EMTime/libopencm3
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Splitted out the usart recv and send functions to have blocking and non blocking versions of those.

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This commit is contained in:
Piotr Esden-Tempski
2010-12-27 15:29:22 +01:00
parent 571c4d37d0
commit bf0b987fe3
4 changed files with 36 additions and 12 deletions
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6
examples/obldc/usart/usart.c
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@@ -78,11 +78,11 @@ int main(void)
/* Blink the LED (PC12) on the board with every transmitted byte. */
while (1) {
gpio_toggle(GPIOA, GPIO6); /* LED on/off */
usart_send(USART1, c + '0'); /* Send one byte on USART3. */
usart_send_blocking(USART1, c + '0'); /* Send one byte on USART3. */
c = (c == 9) ? 0 : c + 1; /* Increment c. */
if ((j++ % 80) == 0) { /* Newline after line full. */
usart_send(USART1, '\r');
usart_send(USART1, '\n');
usart_send_blocking(USART1, '\r');
usart_send_blocking(USART1, '\n');
}
for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */
}

6
examples/stm32-h103/usart/usart.c
View File

@@ -69,11 +69,11 @@ int main(void)
/* Blink the LED (PC12) on the board with every transmitted byte. */
while (1) {
gpio_toggle(GPIOC, GPIO12); /* LED on/off */
usart_send(USART3, c + '0'); /* Send one byte on USART3. */
usart_send_blocking(USART3, c + '0'); /* Send one byte on USART3. */
c = (c == 9) ? 0 : c + 1; /* Increment c. */
if ((j++ % 80) == 0) { /* Newline after line full. */
usart_send(USART3, '\r');
usart_send(USART3, '\n');
usart_send_blocking(USART3, '\r');
usart_send_blocking(USART3, '\n');
}
for (i = 0; i < 80000; i++); /* Wait (needs -O0 CFLAGS). */
}