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JakubAndrysekJakubAndrysek
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feat(tests): add ADC potentiometer test and related configurations
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‎tests/validation/adc/adc.ino

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#include <Arduino.h>
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#include <unity.h>
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#define BTN 0
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#define LED 4
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#if CONFIG_IDF_TARGET_ESP32P4
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#define POT_PIN 53
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#else
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#define POT_PIN 2
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#endif
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void setUp(void) {}
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void tearDown(void) {}
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void test_adc_potentiometer(void) {
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Serial.println("ADC potentiometer test START");
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// Configure ADC
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analogReadResolution(12); // Set ADC resolution to 12 bits (0-4095)
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analogSetAttenuation(ADC_11db); // Set attenuation for full 3.3V range
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Serial.println("Reading ADC values from potentiometer on GPIO2");
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// Take multiple readings to test different potentiometer positions
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for (int i = 0; i < 5; i++) {
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int adcValue = analogRead(POT_PIN);
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float voltage = (adcValue * 3.3) / 4095.0;
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Serial.print("ADC Reading ");
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Serial.print(i + 1);
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Serial.print(": ");
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Serial.print(adcValue);
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Serial.print(" (");
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Serial.print(voltage, 2);
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Serial.println("V)");
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// Test that ADC reading is within valid range
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TEST_ASSERT_GREATER_OR_EQUAL(0, adcValue);
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TEST_ASSERT_LESS_OR_EQUAL(4095, adcValue);
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delay(1000); // Wait 1 second between readings
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}
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Serial.println("ADC potentiometer test completed successfully");
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}
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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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}
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UNITY_BEGIN();
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RUN_TEST(test_adc_potentiometer);
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UNITY_END();
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Serial.println("ADC test END");
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}
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void loop() {}

‎tests/validation/adc/ci.json

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{
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"platforms": {
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"hardware": false,
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"qemu": false,
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"wokwi": true
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}
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}

‎tests/validation/adc/diagram.esp32.json

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{
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"version": 1,
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"author": "Jakub Andrýsek",
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"editor": "wokwi",
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"parts": [
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{ "type": "board-esp32-devkit-c-v4", "id": "esp", "top": 0, "left": 0, "attrs": {} },
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{
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"type": "wokwi-potentiometer",
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"id": "pot1",
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"top": 143.8,
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"left": 165.3,
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"rotate": 90,
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"attrs": {}
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}
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],
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"connections": [
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[ "esp:TX", "$serialMonitor:RX", "", [] ],
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[ "esp:RX", "$serialMonitor:TX", "", [] ],
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[ "pot1:GND", "esp:GND.2", "black", [ "h-48", "v-143.82" ] ],
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[ "pot1:VCC", "esp:5V", "red", [ "h0" ] ],
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[ "esp:2", "pot1:SIG", "green", [ "h0" ] ]
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],
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"dependencies": {}
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}

‎tests/validation/adc/diagram.esp32c3.json

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{
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"version": 1,
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"author": "Jakub Andrýsek",
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"editor": "wokwi",
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"parts": [
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{ "type": "board-esp32-c3-devkitm-1", "id": "esp", "top": 0, "left": 0, "attrs": {} },
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{
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"type": "wokwi-potentiometer",
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"id": "pot1",
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"top": 143.8,
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"left": 165.3,
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"rotate": 90,
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"attrs": {}
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}
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],
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"connections": [
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[ "esp:TX", "$serialMonitor:RX", "", [] ],
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[ "esp:RX", "$serialMonitor:TX", "", [] ],
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[ "pot1:GND", "esp:GND.2", "black", [ "h-48", "v-143.82" ] ],
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[ "pot1:VCC", "esp:3V3", "red", [ "h0" ] ],
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[ "esp:2", "pot1:SIG", "green", [ "h0" ] ]
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],
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"dependencies": {}
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}

‎tests/validation/adc/diagram.esp32c6.json

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{
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"version": 1,
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"author": "Jakub Andrýsek",
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"editor": "wokwi",
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"parts": [
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{ "type": "board-esp32-c6-devkitc-1", "id": "esp", "top": 0, "left": 0, "attrs": {} },
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{
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"type": "wokwi-potentiometer",
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"id": "pot1",
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"top": 143.8,
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"left": 165.3,
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"rotate": 90,
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"attrs": {}
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}
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],
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"connections": [
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[ "esp:TX", "$serialMonitor:RX", "", [] ],
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[ "esp:RX", "$serialMonitor:TX", "", [] ],
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[ "pot1:GND", "esp:GND.2", "black", [ "h-48", "v-143.82" ] ],
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[ "pot1:VCC", "esp:3V3", "red", [ "h0" ] ],
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[ "esp:2", "pot1:SIG", "green", [ "h0" ] ]
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],
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"dependencies": {}
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}

‎tests/validation/adc/diagram.esp32h2.json

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{
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"version": 1,
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"author": "Jakub Andrýsek",
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"editor": "wokwi",
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"parts": [
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{ "type": "board-esp32-h2-devkitm-1", "id": "esp", "top": 0, "left": 0, "attrs": {} },
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{
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"type": "wokwi-potentiometer",
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"id": "pot1",
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"top": 143.8,
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"left": 165.3,
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"rotate": 90,
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"attrs": {}
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}
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],
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"connections": [
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[ "esp:TX", "$serialMonitor:RX", "", [] ],
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[ "esp:RX", "$serialMonitor:TX", "", [] ],
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[ "pot1:GND", "esp:GND.2", "black", [ "h-48", "v-143.82" ] ],
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[ "pot1:VCC", "esp:3V3", "red", [ "h0" ] ],
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[ "esp:2", "pot1:SIG", "green", [ "h0" ] ]
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],
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"dependencies": {}
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}

‎tests/validation/adc/diagram.esp32p4.json

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{
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"version": 1,
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"author": "Jakub Andrýsek",
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"editor": "wokwi",
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"parts": [
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{ "type": "board-esp32-p4-function-ev", "id": "esp", "top": 0, "left": 0, "attrs": {} },
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{ "type": "wokwi-potentiometer", "id": "pot1", "top": -115.4, "left": 261.3, "attrs": {} }
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],
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"connections": [
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[ "esp:37", "$serialMonitor:RX", "", [] ],
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[ "esp:38", "$serialMonitor:TX", "", [] ],
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[ "pot1:GND", "esp:GND.2", "black", [ "h-48", "v-143.82" ] ],
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[ "pot1:VCC", "esp:3V3", "red", [ "h0" ] ],
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[ "esp:53", "pot1:SIG", "green", [ "h0" ] ],
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[ "esp:5V.2", "pot1:VCC", "red", [ "v-27.92", "h119.07" ] ]
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],
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"dependencies": {}
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}

‎tests/validation/adc/diagram.esp32s2.json

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{
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"version": 1,
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"author": "Jakub Andrýsek",
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"editor": "wokwi",
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"parts": [
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{ "type": "board-esp32-s2-devkitm-1", "id": "esp", "top": 0, "left": 0, "attrs": {} },
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{
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"type": "wokwi-potentiometer",
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"id": "pot1",
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"top": 143.8,
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"left": 165.3,
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"rotate": 90,
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"attrs": {}
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}
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],
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"connections": [
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[ "esp:TX", "$serialMonitor:RX", "", [] ],
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[ "esp:RX", "$serialMonitor:TX", "", [] ],
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[ "pot1:GND", "esp:GND.2", "black", [ "h-48", "v-143.82" ] ],
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[ "pot1:VCC", "esp:3V3", "red", [ "h0" ] ],
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[ "esp:2", "pot1:SIG", "green", [ "h0" ] ]
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],
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"dependencies": {}
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}

‎tests/validation/adc/diagram.esp32s3.json

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{
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"version": 1,
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"author": "Jakub Andrýsek",
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"editor": "wokwi",
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"parts": [
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{ "type": "board-esp32-s3-devkitc-1", "id": "esp", "top": 0, "left": 0, "attrs": {} },
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{
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"type": "wokwi-potentiometer",
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"id": "pot1",
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"top": 143.8,
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"left": 165.3,
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"rotate": 90,
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"attrs": {}
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}
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],
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"connections": [
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[ "esp:TX", "$serialMonitor:RX", "", [] ],
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[ "esp:RX", "$serialMonitor:TX", "", [] ],
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[ "pot1:GND", "esp:GND.2", "black", [ "h-48", "v-143.82" ] ],
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[ "pot1:VCC", "esp:5V", "red", [ "h0" ] ],
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[ "esp:2", "pot1:SIG", "green", [ "h0" ] ]
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],
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"dependencies": {}
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}

‎tests/validation/adc/scenario.yaml

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name: ADC potentiometer test
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version: 1
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author: Jakub Andrysek ([email protected])
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steps:
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#### ADC potentiometer test
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- wait-serial: "ADC potentiometer test START"
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- wait-serial: "Reading ADC values from potentiometer on GPIO2"
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# Set potentiometer to different positions and wait for readings
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- set-control:
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part-id: pot1
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control: position
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value: 0.0
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- wait-serial: "ADC Reading 1:"
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- set-control:
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part-id: pot1
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control: position
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value: 0.25
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- wait-serial: "ADC Reading 2:"
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- set-control:
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part-id: pot1
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control: position
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value: 0.5
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- wait-serial: "ADC Reading 3:"
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- set-control:
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part-id: pot1
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control: position
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value: 0.75
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- wait-serial: "ADC Reading 4:"
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- set-control:
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part-id: pot1
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control: position
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value: 1.0
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- wait-serial: "ADC Reading 5:"
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- wait-serial: "ADC potentiometer test completed successfully"
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- wait-serial: "ADC test END"

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