diff options
Diffstat (limited to 'src/arch/stm32f746zg-nucleo/arch.cc')
| -rw-r--r-- | src/arch/stm32f746zg-nucleo/arch.cc | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/arch/stm32f746zg-nucleo/arch.cc b/src/arch/stm32f746zg-nucleo/arch.cc index 443a2cf..5f9b53b 100644 --- a/src/arch/stm32f746zg-nucleo/arch.cc +++ b/src/arch/stm32f746zg-nucleo/arch.cc @@ -64,19 +64,21 @@ extern void loop(); volatile char run_loop = 0; #endif -// for 216 MHz(?) +static volatile int delay_counter; +// horribly broken void Arch::delay_us(unsigned int const us) { - volatile int x = us * 145; - while (x--) { + delay_counter = us * 37; + while (delay_counter--) { __asm("nop"); } } +// horribly broken void Arch::delay_ms(unsigned int const ms) { for (unsigned int i = 0; i < ms; i++) { - volatile int x = 143990; - while (x--) { + delay_counter = 36364; + while (delay_counter--) { __asm("nop"); } } |