//------------ADC0_InSeq2------------
// Busy-wait Analog to digital conversion initiates SS2 and
// calls the user function provided in the initialization with
// the results of the conversion in the parameters.
// UserTask2(AIN6, AIN5, AIN4);
// Input: none
// Output: none
// Samples ADC6, ADC5, and ADC4
// 125k max sampling
// software trigger, busy-wait sampling
void ADC0_InSeq2(void){
  uint32_t x, y, z;
  ADC0_PSSI_R = 0x0004;         // 1) initiate SS2
  while((ADC0_RIS_R&0x04)==0){};// 2) wait for conversion done
  x = ADC0_SSFIFO2_R&0xFFF;     // 3A) read 12-bit result from AIN6 (PD1)
  y = ADC0_SSFIFO2_R&0xFFF;     // 3B) read 12-bit result from AIN5 (PD2)
  z = ADC0_SSFIFO2_R&0xFFF;     // 3C) read 12-bit result from AIN4 (PD3)
  UserTask2(x, y, z);           // 4)  call the user function
  ADC0_ISC_R = 0x0004;          // 5) acknowledge completion
}
Ejemplo n.º 2
0
void ADC0Seq2_Handler(void){
  ADC0_ISC_R |= 0x04;          // acknowledge ADC sequence 2 completion
  UserTask2(ADC0_SSFIFO2_R);   // 12-bit result pushed out to user task
}