EMTime/libopencm3-examples
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[Stylecheck] F0, F1, F4

Browse Source 
There are remaining C99 comments.
This commit is contained in:
Frantisek Burian
2014-01-23 19:06:13 +01:00
parent 022cc475bf
commit 3f47411e24
22 changed files with 203 additions and 159 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
examples/stm32/l1/stm32l-discovery/button-irq-printf/main.c
View File

@@ -46,14 +46,16 @@ static void clock_setup(void)
/* And timers. */
rcc_periph_clock_enable(RCC_TIM6);
rcc_periph_clock_enable(RCC_TIM7);
}
static void gpio_setup(void)
{
/* green led for ticking, blue for button feedback */
gpio_mode_setup(LED_DISCO_GREEN_PORT, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, LED_DISCO_GREEN_PIN);
gpio_mode_setup(LED_DISCO_BLUE_PORT, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, LED_DISCO_BLUE_PIN);
gpio_mode_setup(LED_DISCO_GREEN_PORT, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE,
LED_DISCO_GREEN_PIN);
gpio_mode_setup(LED_DISCO_BLUE_PORT, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE,
LED_DISCO_BLUE_PIN);
/* Setup GPIO pins for USART2 transmit. */
gpio_mode_setup(GPIOA, GPIO_MODE_AF, GPIO_PUPD_NONE, GPIO2);
@@ -117,7 +119,7 @@ void BUTTON_DISCO_USER_isr(void)
}
}
static volatile int t6ovf = 0;
static volatile int t6ovf;
void tim6_isr(void)
{
@@ -136,13 +138,13 @@ void tim6_isr(void)
static void setup_tim6(void)
{
timer_reset(TIM6);
// 24Mhz / 10khz -1.
timer_set_prescaler(TIM6, 2399); // 24Mhz/10000hz - 1
// 10khz for 10 ticks = 1 khz overflow = 1ms overflow interrupts
/* 24Mhz / 10khz -1. */
timer_set_prescaler(TIM6, 2399); /* 24Mhz/10000hz - 1 */
/* 10khz for 10 ticks = 1 khz overflow = 1ms overflow interrupts */
timer_set_period(TIM6, 10);
nvic_enable_irq(NVIC_TIM6_IRQ);
timer_enable_update_event(TIM6); // default at reset!
timer_enable_update_event(TIM6); /* default at reset! */
timer_enable_irq(TIM6, TIM_DIER_UIE);
timer_enable_counter(TIM6);
}
@@ -153,7 +155,7 @@ static void setup_tim6(void)
static void setup_tim7(void)
{
timer_reset(TIM7);
timer_set_prescaler(TIM7, 23999); // 24Mhz/1000hz - 1
timer_set_prescaler(TIM7, 23999); /* 24Mhz/1000hz - 1 */
timer_set_period(TIM7, 0xffff);
timer_enable_counter(TIM7);
}
@@ -163,7 +165,8 @@ static void setup_buttons(void)
/* Enable EXTI0 interrupt. */
nvic_enable_irq(BUTTON_DISCO_USER_NVIC);
gpio_mode_setup(BUTTON_DISCO_USER_PORT, GPIO_MODE_INPUT, GPIO_PUPD_NONE, BUTTON_DISCO_USER_PIN);
gpio_mode_setup(BUTTON_DISCO_USER_PORT, GPIO_MODE_INPUT, GPIO_PUPD_NONE,
BUTTON_DISCO_USER_PIN);
/* Configure the EXTI subsystem. */
exti_select_source(BUTTON_DISCO_USER_EXTI, BUTTON_DISCO_USER_PORT);