aboutsummaryrefslogtreecommitdiff
path: root/examples/stm32/f1/obldc/usart_irq/usart_irq.c
diff options
context:
space:
mode:
Diffstat (limited to 'examples/stm32/f1/obldc/usart_irq/usart_irq.c')
-rw-r--r--examples/stm32/f1/obldc/usart_irq/usart_irq.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/examples/stm32/f1/obldc/usart_irq/usart_irq.c b/examples/stm32/f1/obldc/usart_irq/usart_irq.c
index 20ff0a1..fb59472 100644
--- a/examples/stm32/f1/obldc/usart_irq/usart_irq.c
+++ b/examples/stm32/f1/obldc/usart_irq/usart_irq.c
@@ -40,7 +40,7 @@ void usart_setup(void)
/* Enable the USART1 interrupt. */
nvic_enable_irq(NVIC_USART1_IRQ);
- /* enable USART1 pin software remapping */
+ /* Enable USART1 pin software remapping. */
AFIO_MAPR |= AFIO_MAPR_USART1_REMAP;
/* Setup GPIO pin GPIO_USART1_RE_TX on GPIO port B for transmit. */
@@ -70,7 +70,7 @@ void gpio_setup(void)
{
gpio_set(GPIOA, GPIO6 | GPIO7);
- /* Setup GPIO6 and 7 (in GPIO port A) for led use. */
+ /* Setup GPIO6 and 7 (in GPIO port A) for LED use. */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_50_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO6 | GPIO7);
}