diff --git a/main.c b/main.c index e5abaec..7660dd7 100644 --- a/main.c +++ b/main.c @@ -36,7 +36,7 @@ int main(void) { void PortF_Init(void) { SYSCTL_RCGCGPIO_R |= (1U << 5); // Enable clock for Port F // SYSCTL_RCGC2_R |= 0x00000020; - while ((SYSCTL_PRGPIO_R & (1U << 5)) == 0); // Wait for Port F to be ready + // while ((SYSCTL_PRGPIO_R & (1U << 5)) == 0); // Wait for Port F to be ready GPIO_PORTF_DIR_R |= 0x01; // Set PF1 as output GPIO_PORTF_DEN_R |= 0x01; // Enable digital function for PF1 @@ -47,7 +47,7 @@ void PortF_Init(void) { void ADC0_Init(void) { SYSCTL_RCGCADC_R |= 0x01; // Enable ADC0 clock SYSCTL_RCGCGPIO_R |= 0x10; // Enable clock for Port E - while ((SYSCTL_PRGPIO_R & (1U << 4)) == 0); // Wait for Port E to be ready + // while ((SYSCTL_PRGPIO_R & (1U << 4)) == 0); // Wait for Port E to be ready GPIO_PORTE_AFSEL_R |= (1U << 3); // Enable alternate function on PE3 GPIO_PORTE_DEN_R &= ~(1U << 3); // Disable digital I/O on PE3 @@ -60,10 +60,11 @@ void ADC0_Init(void) { ADC0_ACTSS_R |= 8; // Enable sample sequencer 3 } -uint16_t ADC0_Read(void) { +uint16_t ADC0_Read(void) + { ADC0_PSSI_R = 8; // Start sampling on SS3 while ((ADC0_RIS_R & 8) == 0); // Wait for conversion to complete uint16_t result = ADC0_SSFIFO3_R & 0xFFF; // Read 12-bit ADC value ADC0_ISC_R = 8; // Clear the completion flag return result; -} + }