// // FILE: INA236_setMaxCurrentShunt.ino // AUTHOR: Rob Tillaart // PURPOSE: demo // URL: https://github.com/RobTillaart/INA236 #include "INA236.h" INA236 INA(0x40); void setup() { Serial.begin(115200); Serial.println(__FILE__); Serial.print("INA236_LIB_VERSION: "); Serial.println(INA236_LIB_VERSION); Serial.println(); Wire.begin(); if (!INA.begin() ) { Serial.println("could not connect. Fix and Reboot"); } Serial.println(); Serial.print("MAN:\t"); Serial.println(INA.getManufacturerID(), HEX); Serial.print("DIE:\t"); Serial.println(INA.getDieID(), HEX); Serial.println(); delay(100); int x = INA.setMaxCurrentShunt(1, 0.002); Serial.println("normalized = true (default)"); Serial.println(x); printConfig(); x = INA.setMaxCurrentShunt(1, 0.002, false); Serial.println("normalized = false"); Serial.println(x); printConfig(); INA.setMaxCurrentShunt(15, 0.002); Serial.println("normalized = true (default)"); printConfig(); INA.setMaxCurrentShunt(15, 0.002, false); Serial.println("normalized = false"); printConfig(); } void loop() { INA.setMaxCurrentShunt(1, 0.100); measure(20); INA.setMaxCurrentShunt(1, 0.100, false); measure(20); } void measure(uint8_t count) { // delay(3000); Serial.println("\nBUS\tSHUNT\tCURRENT\tPOWER"); Serial.println(" V\t mV\t mA\t mW"); for (int i = 0; i < count; i++) { Serial.print(INA.getBusVoltage(), 3); Serial.print("\t"); Serial.print(INA.getShuntVoltage_mV(), 3); Serial.print("\t"); Serial.print(INA.getCurrent_mA(), 3); Serial.print("\t"); Serial.print(INA.getPower_mW(), 3); Serial.println(); delay(500); } } void printConfig() { Serial.print("LSB:\t"); Serial.println(INA.getCurrentLSB(), 10); Serial.print("LSB_uA:\t"); Serial.println(INA.getCurrentLSB_uA(), 3); Serial.print("shunt:\t"); Serial.println(INA.getShunt(), 3); Serial.print("maxCur:\t"); Serial.println(INA.getMaxCurrent(), 3); Serial.println(); } // -- END OF FILE --