STM32F1xx RTC example: Change usart_send to blocking form to allow time to send characters

Ken Sarkies · karlp · commit 697d4f307ac7 · 2015-07-16T16:23:43.000Z
Tested with ET-STAMP-STM32
diff --git a/examples/stm32/f1/other/rtc/rtc.c b/examples/stm32/f1/other/rtc/rtc.c
@@ -83,12 +83,13 @@ void rtc_isr(void)
 	/* Display the current counter value in binary via USART1. */
 	for (j = 0; j < 32; j++) {
 		if ((c & (0x80000000 >> j)) != 0) {
-			usart_send(USART1, '1');
+			usart_send_blocking(USART1, '1');
 		} else {
-			usart_send(USART1, '0');
+			usart_send_blocking(USART1, '0');
 		}
 	}
-	usart_send(USART1, '\n');
+	usart_send_blocking(USART1, '\n');
+	usart_send_blocking(USART1, '\r');
 }
 
 int main(void)

Original file line number	Diff line number	Diff line change
`@@ -83,12 +83,13 @@ void rtc_isr(void)`
`83`	`83`	`/* Display the current counter value in binary via USART1. */`
`84`	`84`	`for (j = 0; j < 32; j++) {`
`85`	`85`	`if ((c & (0x80000000 >> j)) != 0) {`
`86`		`- usart_send(USART1, '1');`
	`86`	`+ usart_send_blocking(USART1, '1');`
`87`	`87`	`} else {`
`88`		`- usart_send(USART1, '0');`
	`88`	`+ usart_send_blocking(USART1, '0');`
`89`	`89`	`}`
`90`	`90`	`}`
`91`		`- usart_send(USART1, '\n');`
	`91`	`+ usart_send_blocking(USART1, '\n');`
	`92`	`+ usart_send_blocking(USART1, '\r');`
`92`	`93`	`}`
`93`	`94`
`94`	`95`	`int main(void)`