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ErriezINA219

Pembangun Kekuatan

v1.0.0

Unduh

Erriez INA219 I2C/SMB Tegangan/Library Monitor Hidup/Daya untuk Arduino

Ini adalah ina219 I2C/SMB DC tegangan/arus/pustaka sensor daya untuk Arduino.

Fitur Perpustakaan

Akurasi tinggi: maks 0,5%
Ukur tegangan 0..26v dc
Ukur arus 0..2000Ma DC (dengan shunt 0,1 ohm default)
Ukur Daya di Watt (Tegangan Perangkat Lunak * Perhitungan Saat Ini)
Nilai resistor shunt yang dapat dikonfigurasi
Alamat I2C yang dapat dikonfigurasi untuk beberapa sensor
Kontrol power-down / power-up
Akses register tingkat rendah

Perangkat keras

Setiap perangkat keras Arduino dengan antarmuka TWI dan dukungan Wire.h

Papan Pin - INA219	Vcc	Gnd	SDA	Scl
Arduino Uno (ATmega328 Boards)	5v	Gnd	A4	A5
Arduino mega2560	5v	Gnd	D20	D21
Arduino Leonardo	5v	Gnd	D2	D3
Arduino karena (atsam3x8e)	3v3	Gnd	20	21
ESP8266	3v3	Gnd	GPIO4 (D2)	GPIO5 (D1)
ESP32	3v3	Gnd	Gpio21	Gpio22

Contoh

ERRIEZINA219AUTORANG CONTOH AUTO AUTO.
Erriezina219Gettingstarted Memulai Contoh.
ERRIEZINA219SerialPlotter Serial Plotter Contoh.

Dokumentasi

Html online doxygen
Doxygen pdf
Ina219 data data

Ketergantungan perpustakaan

Wire.h

Memulai

# include < Arduino.h >
# include < Wire.h >

# include < ErriezINA219.h >

// Default I2C Address 0x40
# define INA219_I2C_ADDRESS      0x40

// 0.1 Ohm shunt resistor
# define INA219_SHUNT_RESISTOR   0.1

// Create INA219 sensor object
INA219 ina219 = INA219(INA219_I2C_ADDRESS, INA219_SHUNT_RESISTOR);


void setup ()
{
    // Initialize serial port
    Serial. begin ( 115200 );
    while (!Serial) {
        ;
    }
    Serial. println ( F ( " n Erriez INA219 voltage, current and power sensor example n " ));

    // Initialize I2C
    Wire. begin ();
    Wire. setClock ( 400000 );

    // Initialize INA219
    while (!ina219. begin ()) {
        Serial. println ( F ( " Error: INA219 not detected " ));
        delay ( 3000 );
    }
}

void loop ()
{
    // Read from sensor
    if (!ina219. read ()) {
        Serial. println ( F ( " Error: INA219 read failed " ));
        return ;
    }

    // Check valid conversion
    if (!ina219. available ) {
        Serial. println ( F ( " Error: INA219 not available " ));
        return ;
    }

    // Print result
    Serial. println ( F ( " INA219: " ));

    Serial. print ( F ( "  Bus voltage:   " ));
    Serial. print (ina219. busVoltage , 2 );
    Serial. println ( F ( " V " ));

    Serial. print ( F ( "  Shunt voltage: " ));
    Serial. print (ina219. shuntVoltage / 1000 , 1 );
    Serial. println ( F ( " V " ));

    Serial. print ( F ( "  Current:       " ));
    Serial. print (ina219. current / 1000 , 1 );
    Serial. println ( F ( " A " ));

    Serial. print ( F ( "  Power:         " ));
    Serial. print (ina219. power / 1000 , 1 );
    Serial. println ( F ( " W " ));

    // Wait some time
    delay ( 1000 );
}