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

other/*: Random coding-style fixes.

Browse Source
This commit is contained in:
Uwe Hermann
2011-11-13 09:13:27 +01:00
parent 8a77630997
commit 7f1e75c3a8
6 changed files with 101 additions and 94 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
examples/stm32/f1/other/systick/systick.c
View File

@@ -37,11 +37,11 @@ void gpio_setup(void)
GPIO_CNF_OUTPUT_PUSHPULL, GPIO7);
}
void sys_tick_handler()
void sys_tick_handler(void)
{
temp32++;
/* we call this handler every 1ms so 1000ms = 1s on/off */
/* We call this handler every 1ms so 1000ms = 1s on/off. */
if (temp32 == 1000) {
gpio_toggle(GPIOB, GPIO6); /* LED2 on/off */
temp32 = 0;
@@ -50,26 +50,26 @@ void sys_tick_handler()
int main(void)
{
rcc_clock_setup_in_hse_16mhz_out_72mhz();
rcc_clock_setup_in_hse_16mhz_out_72mhz();
gpio_setup();
gpio_clear(GPIOB, GPIO7); /* LED1 on */
gpio_set(GPIOB, GPIO6); /* LED2 off */
temp32 = 0;
/* 72MHz / 8 => 9000000 counts per second */
systick_set_clocksource(STK_CTRL_CLKSOURCE_AHB_DIV8);
systick_set_clocksource(STK_CTRL_CLKSOURCE_AHB_DIV8);
/* 9000000/9000 = 1000 overflows per second - every 1ms one interrupt */
systick_set_reload(9000);
systick_interrupt_enable();
/* start counting */
/* Start counting. */
systick_counter_enable();
while(1); /* Halt. */
while (1); /* Halt. */
return 0;
}