stm32f4/usart: use 115200 baud rate

karlp · karlp · commit b7aac4bc760a · 2018-10-07T13:43:21.000Z
38400 is uncommon and slow.  Just live in the modern world of at least
115200.
diff --git a/examples/stm32/f4/stm32f4-discovery/usart/README.md b/examples/stm32/f4/stm32f4-discovery/usart/README.md
@@ -9,4 +9,4 @@ The sending is done in a blocking way.
 
 | Port  | Function      | Description                       |
 | ----- | ------------- | --------------------------------- |
-| `PA2` | `(USART2_TX)` | TTL serial output `(38400,8,N,1)` |
+| `PA2` | `(USART2_TX)` | TTL serial output `(115200,8,N,1)` |
diff --git a/examples/stm32/f4/stm32f4-discovery/usart/usart.c b/examples/stm32/f4/stm32f4-discovery/usart/usart.c
@@ -35,7 +35,7 @@ static void clock_setup(void)
 static void usart_setup(void)
 {
 	/* Setup USART2 parameters. */
-	usart_set_baudrate(USART2, 38400);
+	usart_set_baudrate(USART2, 115200);
 	usart_set_databits(USART2, 8);
 	usart_set_stopbits(USART2, USART_STOPBITS_1);
 	usart_set_mode(USART2, USART_MODE_TX);

Original file line number	Diff line number	Diff line change
`@@ -35,7 +35,7 @@ static void clock_setup(void)`
`35`	`35`	`static void usart_setup(void)`
`36`	`36`	`{`
`37`	`37`	`/* Setup USART2 parameters. */`
`38`		`- usart_set_baudrate(USART2, 38400);`
	`38`	`+ usart_set_baudrate(USART2, 115200);`
`39`	`39`	`usart_set_databits(USART2, 8);`
`40`	`40`	`usart_set_stopbits(USART2, USART_STOPBITS_1);`
`41`	`41`	`usart_set_mode(USART2, USART_MODE_TX);`