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Diffstat (limited to 'examples/stm32/f1/other/adc_temperature_sensor/adc.c')
-rw-r--r--examples/stm32/f1/other/adc_temperature_sensor/adc.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/examples/stm32/f1/other/adc_temperature_sensor/adc.c b/examples/stm32/f1/other/adc_temperature_sensor/adc.c
index 70cc5da..47023e7 100644
--- a/examples/stm32/f1/other/adc_temperature_sensor/adc.c
+++ b/examples/stm32/f1/other/adc_temperature_sensor/adc.c
@@ -23,7 +23,7 @@
#include <libopencm3/stm32/f1/adc.h>
#include <libopencm3/stm32/usart.h>
-void usart_setup(void)
+static void usart_setup(void)
{
/* Enable clocks for GPIO port A (for GPIO_USART1_TX) and USART1. */
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPAEN);
@@ -45,7 +45,7 @@ void usart_setup(void)
usart_enable(USART1);
}
-void gpio_setup(void)
+static void gpio_setup(void)
{
/* Enable GPIOB clock. */
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPBEN);
@@ -57,7 +57,7 @@ void gpio_setup(void)
GPIO_CNF_OUTPUT_PUSHPULL, GPIO7);
}
-void adc_setup(void)
+static void adc_setup(void)
{
int i;
@@ -85,7 +85,7 @@ void adc_setup(void)
adc_calibration(ADC1);
}
-void my_usart_print_int(u32 usart, int value)
+static void my_usart_print_int(u32 usart, int value)
{
s8 i;
u8 nr_digits = 0;