diff options
Diffstat (limited to 'src/clock.c')
| -rw-r--r-- | src/clock.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/clock.c b/src/clock.c index 7cb4ecf..3d31f91 100644 --- a/src/clock.c +++ b/src/clock.c @@ -22,8 +22,8 @@ void clock_init(void) RCC->PLLCFGR |= RCC_PLLCFGR_PLLSRC_HSI; RCC->PLLCFGR &= ~(RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLM); RCC->PLLCFGR |= 10 << RCC_PLLCFGR_PLLN_Pos; - RCC->PLLCFGR &= ~(RCC_PLLCFGR_PLLR); // /2 - RCC->PLLCFGR |= RCC_PLLCFGR_PLLREN; // PLLR on + RCC->PLLCFGR &= ~(RCC_PLLCFGR_PLLR | RCC_PLLCFGR_PLLQ); // /2 + RCC->PLLCFGR |= RCC_PLLCFGR_PLLREN | RCC_PLLCFGR_PLLQEN; // start PLL RCC->CR |= RCC_CR_PLLON; @@ -54,7 +54,7 @@ void SysTick_Handler(void) // just keep counting ticks++; - if (!(ticks % 4)) + if (!(ticks & 3)) SCB->ICSR |= SCB_ICSR_PENDSVSET_Msk; asm("mov lr, %0; bx lr" :: "r" (lr)); |