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Adding test sketches to measure I2C transactions
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‎tests/measureI2CtransactionAnalog/measureI2CtransactionAnalog.ino

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#include "OptaBlue.h"
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#define OPTA_CONTROLLER_DETECT_PIN PG_8
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#define EXPANSION_INDEX 0
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//#define MEASURE_RTD
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//#define MEASURE_ADC_SINGLE
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//#define MEASURE_ADC_SINGLE_WITH_CONVERSION
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//#define MEASURE_ADC_ALL_AT_ONCE
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//#define MEASURE_ALL_DIGITAL_INPUT
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//#define MEASURE_ALL_DIGITAL_INPUT_AT_ONCE
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//#define MEASURE_WRITE_SINGLE_DAC_CHANNEL
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//#define MEASURE_WRITE_ALL_DAC
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#define MEASURE_WRITE_PWM
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AnalogExpansion aexp;
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void setup() {
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Serial.begin(115200);
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while(!Serial) {
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}
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Serial.println("TEST SETUP for measuring I2C timing");
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OptaController.begin();
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pinMode(OPTA_CONTROLLER_DETECT_PIN, INPUT_PULLUP);
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pinMode(LED_USER, OUTPUT);
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pinMode(BTN_USER, INPUT);
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aexp = OptaController.getExpansion(EXPANSION_INDEX);
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if(aexp) {
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#ifdef MEASURE_RTD
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aexp.beginChannelAsRtd(0, false, 1.2);
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#endif
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#ifdef MEASURE_ADC_SINGLE
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aexp.beginChannelAsVoltageAdc(0);
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#endif
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#ifdef MEASURE_ADC_SINGLE_WITH_CONVERSION
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aexp.beginChannelAsVoltageAdc(0);
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#endif
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#ifdef MEASURE_ADC_ALL_AT_ONCE
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aexp.beginChannelAsVoltageAdc(0);
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aexp.beginChannelAsVoltageAdc(1);
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aexp.beginChannelAsVoltageAdc(2);
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aexp.beginChannelAsVoltageAdc(3);
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aexp.beginChannelAsVoltageAdc(4);
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aexp.beginChannelAsVoltageAdc(5);
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aexp.beginChannelAsVoltageAdc(6);
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aexp.beginChannelAsVoltageAdc(7);
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#endif
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#ifdef MEASURE_ALL_DIGITAL_INPUT
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aexp.beginChannelAsDigitalInput(0);
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aexp.beginChannelAsDigitalInput(1);
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aexp.beginChannelAsDigitalInput(2);
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aexp.beginChannelAsDigitalInput(3);
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aexp.beginChannelAsDigitalInput(4);
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aexp.beginChannelAsDigitalInput(5);
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aexp.beginChannelAsDigitalInput(6);
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aexp.beginChannelAsDigitalInput(7);
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#endif
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#ifdef MEASURE_ALL_DIGITAL_INPUT_AT_ONCE
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aexp.beginChannelAsDigitalInput(0);
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aexp.beginChannelAsDigitalInput(1);
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aexp.beginChannelAsDigitalInput(2);
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aexp.beginChannelAsDigitalInput(3);
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aexp.beginChannelAsDigitalInput(4);
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aexp.beginChannelAsDigitalInput(5);
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aexp.beginChannelAsDigitalInput(6);
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aexp.beginChannelAsDigitalInput(7);
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#endif
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#ifdef MEASURE_WRITE_SINGLE_DAC_CHANNEL
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aexp.beginChannelAsVoltageDac(0);
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#endif
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#ifdef MEASURE_WRITE_ALL_DAC
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aexp.beginChannelAsVoltageDac(0);
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aexp.beginChannelAsVoltageDac(1);
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aexp.beginChannelAsVoltageDac(2);
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aexp.beginChannelAsVoltageDac(3);
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aexp.beginChannelAsVoltageDac(4);
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aexp.beginChannelAsVoltageDac(5);
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aexp.beginChannelAsVoltageDac(6);
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aexp.beginChannelAsVoltageDac(7);
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#endif
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}
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else {
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while(1) {
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Serial.println("Analog expansion not found");
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delay(1000);
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}
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}
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}
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void loop() {
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OptaController.update();
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static int counter = 0;
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static int measure = 0;
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digitalWrite(LED_USER,LOW);
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if(digitalRead(BTN_USER) == LOW) {
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counter++;
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if(counter > 10000) {
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measure++;
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}
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}
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else {
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counter=0;
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measure = 0;
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}
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if(measure == 1) {
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digitalWrite(LED_USER,HIGH);
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float v = 0;
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#ifdef MEASURE_RTD
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Serial.println("executing aexp.getRtd(0);");
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v = aexp.getRtd(0);
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#endif
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#ifdef MEASURE_ADC_SINGLE
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Serial.println("executing aexp.getAdc(0, true);");
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v = aexp.getAdc(0, true);
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#endif
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#ifdef MEASURE_ADC_SINGLE_WITH_CONVERSION
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Serial.println("executing aexp.pinVoltage(0, true);");
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v = aexp.pinVoltage(0, true);
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#endif
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#ifdef MEASURE_ADC_ALL_AT_ONCE
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Serial.println("executing aexp.updateAnalogInputs();");
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aexp.updateAnalogInputs();
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v = aexp.getAdc(0, false);
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#endif
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#ifdef MEASURE_ALL_DIGITAL_INPUT
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Serial.println("executing aexp.digitalRead(0, true);");
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v = aexp.digitalRead(0, true);
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#endif
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#ifdef MEASURE_ALL_DIGITAL_INPUT_AT_ONCE
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Serial.println("executing aexp.updateDigitalInputs();");
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aexp.updateDigitalInputs();
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v = aexp.digitalRead(0, false);
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#endif
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#ifdef MEASURE_WRITE_SINGLE_DAC_CHANNEL
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Serial.println("executing aexp.setDac(0, 5050, true);");
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aexp.setDac(0, 5050, true);
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#endif
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#ifdef MEASURE_WRITE_ALL_DAC
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Serial.println("executing aexp.updateAnalogOutputs();");
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aexp.setDac(0, 5050, false);
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aexp.updateAnalogOutputs();
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#endif
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#ifdef MEASURE_WRITE_PWM
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Serial.println("executing aexp.etPwm(OA_PWM_CH_0, 500000, 250000)");
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static uint32_t period = 499999;
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aexp.setPwm(OA_PWM_CH_0, period, 250000);
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period++;
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#endif
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digitalWrite(LED_USER,LOW);
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Serial.println("Measured " + String(v));
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}
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}

‎tests/measureI2CtransactionDigital/measureI2CtransactionDigital.ino

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#include "OptaBlue.h"
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#define OPTA_CONTROLLER_DETECT_PIN PG_8
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#define EXPANSION_INDEX 0
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//#define MEASURE_ADC_SINGLE
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//#define MEASURE_ADC_ALL_AT_ONCE
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#define MEASURE_ALL_DIGITAL_INPUT
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//#define MEASURE_ALL_DIGITAL_INPUT_AT_ONCE
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DigitalExpansion dexp;
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void setup() {
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Serial.begin(115200);
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while(!Serial) {
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}
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Serial.println("TEST SETUP for measuring I2C timing on DIGITAL");
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OptaController.begin();
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pinMode(OPTA_CONTROLLER_DETECT_PIN, INPUT_PULLUP);
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pinMode(LED_USER, OUTPUT);
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dexp = OptaController.getExpansion(EXPANSION_INDEX);
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if(!dexp) {
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while(1) {
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Serial.println("Digital expansion not found");
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delay(1000);
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}
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}
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}
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void loop() {
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OptaController.update();
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static int counter = 0;
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static int measure = 0;
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digitalWrite(LED_USER,LOW);
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if(digitalRead(BTN_USER) == LOW) {
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counter++;
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if(counter > 10000) {
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measure++;
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}
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}
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else {
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counter=0;
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measure = 0;
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}
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if(measure == 1) {
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digitalWrite(LED_USER,HIGH);
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float v = 0;
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#ifdef MEASURE_ADC_SINGLE
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Serial.println("executing dexp.analogRead(0, true);");
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v = dexp.analogRead(0, true);
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#endif
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#ifdef MEASURE_ADC_ALL_AT_ONCE
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Serial.println("executing aexp.updateAnalogInputs();");
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dexp.updateAnalogInputs();
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v = dexp.analogRead(0, false);
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#endif
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#ifdef MEASURE_ALL_DIGITAL_INPUT
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Serial.println("executing dexp.digitalRead(0, true);");
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v = dexp.digitalRead(0, true);
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#endif
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#ifdef MEASURE_ALL_DIGITAL_INPUT_AT_ONCE
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Serial.println("executing dexp.updateDigitalInputs();");
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dexp.updateDigitalInputs();
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v = dexp.digitalRead(0, false);
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#endif
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digitalWrite(LED_USER,LOW);
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Serial.println("Measured " + String(v));
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}
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}

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