| 21,14 → 21,26 |
|---|
| FVRCONbits.CDAFVR = 0b01; // Gain of 1x (1.024V) |
| FVRCONbits.FVREN = 1; // Enable FVR module |
| |
| /* Initialize DAC for the lower threshold (Ref-) */ |
| /* Initialize DAC for the lower threshold (Ref-) to Vss */ |
| DACCON0bits.DACEN = 0; // Disable DAC |
| DACCON0bits.DACLPS = 0; // Negative reference source selected |
| DACCON0bits.DACOE = 0; // Output not routed to DACOUT pin |
| DACCON0bits.DACPSS = 0b00; // Vdd used as positive source |
| DACCON0bits.DACPSS = 0b00; // Vss used as positive source |
| // DACCON0bits.DACNSS = 0; // Vss used as negative source |
| DACCON1bits.DACR = 0b00000; // Voltage output set to 0 |
| // Output voltage formula: |
| // V_out = ((V_source+ - V_source-) * (DACR / 32)) + V_source- |
| DACCON1bits.DACR = 0b00000; // Voltage output set to 0v |
| |
| // /* Initialize DAC for the lower threshold (Ref-) to variable setting */ |
| // DACCON0bits.DACEN = 1; // Enable DAC |
| // DACCON0bits.DACLPS = 1; // Positive reference source selected |
| // DACCON0bits.DACOE = 0; // Output not routed to DACOUT pin |
| // DACCON0bits.DACPSS = 0b10; // FVR buffer2 used as positive source |
| //// DACCON0bits.DACNSS = 0; // Vss used as negative source |
| // // Output voltage formula: |
| // // V_out = ((V_source+ - V_source-) * (DACR / 32)) + V_source- |
| // DACCON1bits.DACR = 0b10000; // Voltage output set to 0.512v |
| |
| /* Initialize Timer 0 */ |
| OPTION_REGbits.TMR0CS = 0; // Clock source is FOSC/4 |
| OPTION_REGbits.PSA = 0; // Prescaler enabled |
| 86,9 → 98,10 |
|---|
| /CPS_AVG_COUNT; |
| // Set flag to indicate that button is not pressed |
| cps_data_p->btn_pressed[cps_data_p->channel] = 0; |
| } else if (percent > CPS_PCT_ON) |
| } else if (percent > CPS_PCT_ON) { |
| // Set flag to indicate that button was pressed |
| cps_data_p->btn_pressed[cps_data_p->channel] = 1; |
| } |
| |
| cps_data_p->channel = cps_data_p->channel + 1; |
| if (cps_data_p->channel == CPS_NUM_CHANNELS) |