Preparing for mk20dx256vlh7
- Not ready yet - Will require some more changes to Lib/mk20dx.c
This commit is contained in:
Jacob Alexander
parent
40b5665930
commit
f5a1e1bcf5
18 changed files with 295 additions and 51 deletions
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@ -62,28 +62,28 @@ void analog_init(void)
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if (analog_config_bits == 8) {
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ADC0_CFG1 = ADC_CFG1_24MHZ + ADC_CFG1_MODE(0);
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ADC0_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(3);
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_CFG1 = ADC_CFG1_24MHZ + ADC_CFG1_MODE(0);
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ADC1_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(3);
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#endif
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} else if (analog_config_bits == 10) {
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ADC0_CFG1 = ADC_CFG1_12MHZ + ADC_CFG1_MODE(2) + ADC_CFG1_ADLSMP;
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ADC0_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(3);
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_CFG1 = ADC_CFG1_12MHZ + ADC_CFG1_MODE(2) + ADC_CFG1_ADLSMP;
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ADC1_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(3);
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#endif
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} else if (analog_config_bits == 12) {
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ADC0_CFG1 = ADC_CFG1_12MHZ + ADC_CFG1_MODE(1) + ADC_CFG1_ADLSMP;
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ADC0_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(2);
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_CFG1 = ADC_CFG1_12MHZ + ADC_CFG1_MODE(1) + ADC_CFG1_ADLSMP;
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ADC1_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(2);
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#endif
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} else {
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ADC0_CFG1 = ADC_CFG1_12MHZ + ADC_CFG1_MODE(3) + ADC_CFG1_ADLSMP;
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ADC0_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(2);
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_CFG1 = ADC_CFG1_12MHZ + ADC_CFG1_MODE(3) + ADC_CFG1_ADLSMP;
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ADC1_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(2);
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#endif
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@ -91,12 +91,12 @@ void analog_init(void)
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if (analog_reference_internal) {
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ADC0_SC2 = ADC_SC2_REFSEL(1); // 1.2V ref
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_SC2 = ADC_SC2_REFSEL(1); // 1.2V ref
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#endif
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} else {
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ADC0_SC2 = ADC_SC2_REFSEL(0); // vcc/ext ref
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_SC2 = ADC_SC2_REFSEL(0); // vcc/ext ref
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#endif
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}
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@ -104,27 +104,27 @@ void analog_init(void)
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num = analog_num_average;
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if (num <= 1) {
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ADC0_SC3 = ADC_SC3_CAL; // begin cal
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_SC3 = ADC_SC3_CAL; // begin cal
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#endif
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} else if (num <= 4) {
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ADC0_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(0);
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(0);
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#endif
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} else if (num <= 8) {
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ADC0_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(1);
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(1);
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#endif
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} else if (num <= 16) {
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ADC0_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(2);
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(2);
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#endif
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} else {
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ADC0_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(3);
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(3);
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#endif
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}
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@ -140,7 +140,7 @@ static void wait_for_cal(void)
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while (ADC0_SC3 & ADC_SC3_CAL) {
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// wait
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}
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#elif defined(_mk20dx256_)
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#elif defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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while ((ADC0_SC3 & ADC_SC3_CAL) || (ADC1_SC3 & ADC_SC3_CAL)) {
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// wait
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}
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@ -160,7 +160,7 @@ static void wait_for_cal(void)
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//serial_print("ADC0_MG = ");
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//serial_phex16(sum);
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//serial_print("\n");
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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sum = ADC1_CLPS + ADC1_CLP4 + ADC1_CLP3 + ADC1_CLP2 + ADC1_CLP1 + ADC1_CLP0;
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sum = (sum / 2) | 0x8000;
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ADC1_PG = sum;
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@ -192,7 +192,7 @@ void analogReference(uint8_t type)
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analog_reference_internal = 1;
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if (calibrating) {
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ADC0_SC3 = 0; // cancel cal
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_SC3 = 0; // cancel cal
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#endif
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}
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@ -204,7 +204,7 @@ void analogReference(uint8_t type)
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analog_reference_internal = 0;
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if (calibrating) {
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ADC0_SC3 = 0; // cancel cal
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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ADC1_SC3 = 0; // cancel cal
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#endif
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}
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@ -266,7 +266,7 @@ static const uint8_t channel2sc1a[] = {
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5, 14, 8, 9, 13, 12, 6, 7, 15, 4,
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0, 19, 3, 21, 26, 22, 23
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};
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#elif defined(_mk20dx256_)
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#elif defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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static const uint8_t channel2sc1a[] = {
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5, 14, 8, 9, 13, 12, 6, 7, 15, 4,
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0, 19, 3, 19+128, 26, 22, 23,
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@ -284,7 +284,7 @@ static const uint8_t channel2sc1a[] = {
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// TODO: perhaps this should store the NVIC priority, so it works recursively?
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static volatile uint8_t analogReadBusyADC0 = 0;
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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static volatile uint8_t analogReadBusyADC1 = 0;
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#endif
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@ -300,7 +300,7 @@ int analogRead(uint8_t pin)
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index = pin; // 0-13 refer to A0-A13
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} else if (pin <= 23) {
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index = pin - 14; // 14-23 are A0-A9
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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} else if (pin >= 26 && pin <= 31) {
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index = pin - 9; // 26-31 are A15-A20
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#endif
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@ -323,7 +323,7 @@ int analogRead(uint8_t pin)
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if (calibrating) wait_for_cal();
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//pin = 5; // PTD1/SE5b, pin 14, analog 0
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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if (channel & 0x80) goto beginADC1;
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#endif
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@ -350,7 +350,7 @@ startADC0:
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yield();
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}
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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beginADC1:
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__disable_irq();
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startADC1:
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@ -387,7 +387,7 @@ startADC1:
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void analogWriteDAC0(int val)
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{
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#if defined(_mk20dx256_)
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#if defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
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SIM_SCGC2 |= SIM_SCGC2_DAC0;
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if (analog_reference_internal) {
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DAC0_C0 = DAC_C0_DACEN; // 1.2V ref is DACREF_1
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