adc mux bug

main.cpp

#include "daisy_seed.h"

using namespace daisy;

DaisySeed seed;

#define PIN_KNOB_MUX 25
#define PIN_MUX_SEL_0 26
#define PIN_MUX_SEL_1 27
#define PIN_MUX_SEL_2 28

#define PIN_CV_1 17
#define PIN_CV_2 18
#define PIN_CV_3 19
#define PIN_CV_4 20
#define PIN_CV_5 21
#define PIN_CV_6 22
#define PIN_CV_7 23
#define PIN_CV_8 24

#define ADC_CHANNELS 9

static void callback(float** in, float** out, size_t size) {}

int main(void) {
  seed.Configure();
  seed.Init();

  AdcChannelConfig adc_config[ADC_CHANNELS];

  adc_config[0].InitMux(seed.GetPin(PIN_KNOB_MUX), 8,
                        seed.GetPin(PIN_MUX_SEL_0), seed.GetPin(PIN_MUX_SEL_1),
                        seed.GetPin(PIN_MUX_SEL_2));

  adc_config[1].InitSingle(seed.GetPin(PIN_CV_1));
  adc_config[2].InitSingle(seed.GetPin(PIN_CV_2));
  adc_config[3].InitSingle(seed.GetPin(PIN_CV_3));
  adc_config[4].InitSingle(seed.GetPin(PIN_CV_4));
  adc_config[5].InitSingle(seed.GetPin(PIN_CV_5));
  adc_config[6].InitSingle(seed.GetPin(PIN_CV_6));
  adc_config[7].InitSingle(seed.GetPin(PIN_CV_7));
  adc_config[8].InitSingle(seed.GetPin(PIN_CV_8));

  // NOTE: ADC_CHANNELS=9 makes the adc stop working
  seed.adc.Init(adc_config, ADC_CHANNELS);
  // seed.adc.Init(adc_config, 8);

  seed.adc.Start();
  // seed.StartAudio(callback);
  seed.StartLog(false);

  uint32_t time = seed.system.GetUs();
  seed.PrintLine("starting logs\n");
  while (1) {
    uint32_t new_time = seed.system.GetUs();
    if (new_time - time > 500000) {
      time = new_time;

      seed.PrintLine("-------- ADC values: --------");

      float mux_1 = seed.adc.GetMuxFloat(0, 0);
      float mux_2 = seed.adc.GetMuxFloat(0, 1);
      float mux_3 = seed.adc.GetMuxFloat(0, 2);
      float mux_4 = seed.adc.GetMuxFloat(0, 3);
      float mux_5 = seed.adc.GetMuxFloat(0, 4);
      float mux_6 = seed.adc.GetMuxFloat(0, 5);
      float mux_7 = seed.adc.GetMuxFloat(0, 6);
      float mux_8 = seed.adc.GetMuxFloat(0, 7);

      seed.PrintLine("mux_1: %f", mux_1);
      seed.PrintLine("mux_2: %f", mux_2);
      seed.PrintLine("mux_3: %f", mux_3);
      seed.PrintLine("mux_4: %f", mux_4);
      seed.PrintLine("mux_5: %f", mux_5);
      seed.PrintLine("mux_6: %f", mux_6);
      seed.PrintLine("mux_7: %f", mux_7);
      seed.PrintLine("mux_8: %f", mux_8);

      float cv_1 = seed.adc.GetFloat(1);
      float cv_2 = seed.adc.GetFloat(2);
      float cv_3 = seed.adc.GetFloat(3);
      float cv_4 = seed.adc.GetFloat(4);
      float cv_5 = seed.adc.GetFloat(5);
      float cv_6 = seed.adc.GetFloat(6);
      float cv_7 = seed.adc.GetFloat(7);
      float cv_8 = seed.adc.GetFloat(8);

      seed.PrintLine("cv_1: %f", cv_1);
      seed.PrintLine("cv_2: %f", cv_2);
      seed.PrintLine("cv_3: %f", cv_3);
      seed.PrintLine("cv_4: %f", cv_4);
      seed.PrintLine("cv_5: %f", cv_5);
      seed.PrintLine("cv_6: %f", cv_6);
      seed.PrintLine("cv_7: %f", cv_7);
      seed.PrintLine("cv_8: %f", cv_8);

      seed.PrintLine("\n");
    }
  }
}