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This commit is contained in:
liuyihui 2023-04-27 23:36:16 +08:00
parent 82c9f0406c
commit b03493a411
2 changed files with 4 additions and 4 deletions
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4
include/adc.h
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@ -2,5 +2,5 @@
#include <inttypes.h> #include <inttypes.h>
void ADC0_Init(); void adc0_Init();
int16_t ADC0_TR_DATA(); int16_t adc0_TR_DATA();

4
src/adc.c
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@ -1,7 +1,7 @@
#include "adc.h" #include "adc.h"
#include "derivative.h" #include "derivative.h"
void ADC0_Init() { void adc0_Init() {
// Enable ADC0 and PORTE clock // Enable ADC0 and PORTE clock
SIM->SCGC6 |= SIM_SCGC6_ADC0_MASK; SIM->SCGC6 |= SIM_SCGC6_ADC0_MASK;
SIM->SCGC5 |= SIM_SCGC5_PORTE_MASK; SIM->SCGC5 |= SIM_SCGC5_PORTE_MASK;
@ -17,7 +17,7 @@ void ADC0_Init() {
ADC0->SC1[0] = ADC_SC1_ADCH(0x04); // Input channel select, AD4a is selected as input ADC0->SC1[0] = ADC_SC1_ADCH(0x04); // Input channel select, AD4a is selected as input
} }
int16_t ADC0_TR_DATA() { int16_t adc0_TR_DATA() {
while (!(ADC0->SC1[0] & ADC_SC1_COCO_MASK)) asm("nop"); while (!(ADC0->SC1[0] & ADC_SC1_COCO_MASK)) asm("nop");
int16_t ADC_Result = ADC0->R[0]; int16_t ADC_Result = ADC0->R[0];
ADC0->SC1[0] &= ~ADC_SC1_COCO_MASK; ADC0->SC1[0] &= ~ADC_SC1_COCO_MASK;