Start timer abstractions

Core/Src/Reg/SHAL_TIM.cpp

@@ -0,0 +1,33 @@
+//
+// Created by Luca on 8/28/2025.
+//
+
+#include "SHAL_TIM.h"
+
+Timer::Timer(Timer_Key t) : timer(t), timer_reg(getTimerRegister(t)){
+    RCC_Peripheral rcc = getTimerRCC(timer);
+    *rcc.reg |= rcc.bitmask;
+}
+
+void Timer::start() {
+    timer_reg->CR1 |= TIM_CR1_CEN;
+}
+
+void Timer::stop() {
+    timer_reg->CR1 &= ~TIM_CR1_CEN;
+}
+
+void Timer::setPrescaler(uint16_t presc) {
+    timer_reg->PSC = presc;
+}
+
+void Timer::setARR(uint16_t arr) {
+    timer_reg->ARR = arr;
+}
+
+void Timer::enableInterrupt() {
+    timer_reg->DIER |= TIM_DIER_UIE;
+    NVIC_EnableIRQ(getIRQn(timer));
+}
+
+

Core/Src/main.cpp

@@ -21,7 +21,9 @@ extern "C" void EXTI0_1_IRQHandler(void) {
 int main() {
     RCC->AHBENR |= RCC_AHBENR_GPIOAEN;
     RCC->AHBENR |= RCC_AHBENR_GPIOBEN;
+
     RCC->APB1ENR |= RCC_APB1ENR_TIM2EN;
+
     RCC->APB2ENR |= RCC_APB2ENR_SYSCFGEN; // Enable SYSCFG clock (needed for EXTI)
 
     TIM2->EGR |= TIM_EGR_UG;   //Force update to load PSC/ARR