Source Code Docs

struct power_monitor_str

#include <setup.h>

Struct used to store INA-219 sensor values.

Public Members

uint32_t count: Sampling count.

float actual_voltage: Sampled voltage (in V).

float min_voltage: Minimum sampled voltage (in V).

float max_voltage: Maximum sampled voltage (in V).

float avg_voltage: Average sampled voltage (in V).

float sum_voltage: Sum of all sampled voltage (in V).

float actual_current: Sampled current (in mA).

float min_current: Minimum sampled current (in mA).

float max_current: Maximum sampled current (in mA).

float avg_current: Average sampled current (in mA).

float sum_current: Sum of all sampled current (in mA).

file setup.h

#include <Wire.h>

#include <Adafruit_INA219.h>

#include <MCUFRIEND_kbv.h>

#include <Adafruit_GFX.h>

#include <TouchScreen.h>

Defines

BLACK: TFT black color.

BLUE: TFT blue color.

RED: TFT red color.

GREEN: TFT green color.

CYAN: TFT cyan color.

MAGENTA: TFT magenta color.

YELLOW: TFT yellow color.

WHITE: TFT white color.

MINPRESSURE: TFT minimal pressure.

MAXPRESSURE: TFT maximum pressure.

XP: Pinout of X+.

XM: Pinout of X-.

YP: Pinout of Y+.

YM: Pinout of Y-.

INA219_ADDR: INA-219 I2C address.

SAMPLE_INTERVAL: INA-219 sampling interval (in ms).

SHOW_INTERVAL: LCD showing interval (in ms).

Variables

Adafruit_INA219 ina219_sensor = Adafruit_INA219(INA219_ADDR): INA219 object.

MCUFRIEND_kbv tft: LCD object.

power_monitor_str sensor_values: Sensor values struct.

uint16_t tft_id = 0: LCD identification.

uint64_t last_sample = 0: Last sample moment (in ms).

uint64_t last_show = 0: Last show moment (in ms).

file main.cpp

#include <Arduino.h>

#include “setup.h”

Functions

void setup(): Configure all parameters before call loop function.

void loop(): Loop function executed cyclically.

dir include

dir src