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Diffstat (limited to 'examples/stm32/f1/lisa-m-2/usart/usart.c')
-rw-r--r--examples/stm32/f1/lisa-m-2/usart/usart.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/examples/stm32/f1/lisa-m-2/usart/usart.c b/examples/stm32/f1/lisa-m-2/usart/usart.c
index 4422b55..bd3146e 100644
--- a/examples/stm32/f1/lisa-m-2/usart/usart.c
+++ b/examples/stm32/f1/lisa-m-2/usart/usart.c
@@ -21,7 +21,7 @@
#include <libopencm3/stm32/f1/gpio.h>
#include <libopencm3/stm32/usart.h>
-void clock_setup(void)
+static void clock_setup(void)
{
rcc_clock_setup_in_hse_12mhz_out_72mhz();
@@ -35,7 +35,7 @@ void clock_setup(void)
RCC_APB1ENR_USART2EN);
}
-void usart_setup(void)
+static void usart_setup(void)
{
/* Setup GPIO pin GPIO_USART2_TX. */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_50_MHZ,
@@ -54,7 +54,7 @@ void usart_setup(void)
}
-void gpio_setup(void)
+static void gpio_setup(void)
{
/* Set GPIO8 (in GPIO port A) to 'output push-pull'. */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_2_MHZ,