add dlight unit example

Author: Gitshaoxiang

examples/Unit/DLIGHT_BH1750FVI/DLIGHT_BH1750FVI.ino

@@ -0,0 +1,59 @@
+/*
+*******************************************************************************
+* Copyright (c) 2022 by M5Stack
+*                  Equipped with M5Core sample source code
+*                          配套  M5Core 示例源代码
+* Visit the website for more
+information：https://docs.m5stack.com/en/unit/dlight
+* 获取更多资料请访问：https://docs.m5stack.com/zh_CN/unit/dlight
+*
+* describe：数字环境光检测传感器BH1750FVI
+* date：2021/8/17
+*******************************************************************************
+  Please connect the sensor to port A (22, 21), the Lux value will be displayed
+on the display after successful initialization 请将传感器连接至端口A(22、21),
+成功初始化后显示屏上将显示Lux数值
+*/
+
+#include <M5Stack.h>
+#include <M5GFX.h>
+#include <M5_BH1750FVI.h>
+
+M5GFX display;
+M5Canvas canvas(&display);
+
+M5_BH1750FVI sensor;
+uint16_t lux;
+
+void setup() {
+    M5.begin();
+    display.begin();
+    canvas.setTextDatum(MC_DATUM);
+    canvas.setColorDepth(1);
+    canvas.setFont(&fonts::Orbitron_Light_24);
+    canvas.setTextSize(2);
+    canvas.createSprite(display.width(), display.height());
+    canvas.setPaletteColor(1, ORANGE);
+    Serial.println("Sensor begin.....");
+    sensor.begin(&Wire, 21, 22);
+
+    // CONTINUOUSLY_H_RESOLUTION_MODE
+    // CONTINUOUSLY_H_RESOLUTION_MODE2
+    // CONTINUOUSLY_L_RESOLUTION_MODE
+    // ONE_TIME_H_RESOLUTION_MODE
+    // ONE_TIME_H_RESOLUTION_MODE2
+    // ONE_TIME_L_RESOLUTION_MODE
+    sensor.setMode(CONTINUOUSLY_H_RESOLUTION_MODE);
+}
+
+char info[40];
+
+void loop() {
+    lux = sensor.getLUX();
+    sprintf(info, "lux: %d", lux);
+    canvas.fillSprite(BLACK);
+    canvas.drawString(info, 160, 120);
+    canvas.pushSprite(0, 0);
+    Serial.println(info);
+    delay(100);
+}

library.properties

@@ -8,5 +8,5 @@ category=Device Control
 url=https://github.com/m5stack/m5stack
 architectures=esp32
 includes=M5Stack.h
-depends=M5GFX,ESP32CAN,UNIT_ENV,UNIT_4RELAY,ADXL345,FastLED,MODULE_GRBL13.2,Adafruit MCP4725,Adafruit TCS34725,Adafruit NeoPixel,MAX30100lib,MFRC522_I2C,M5_BM8563,M5_ADS1100,M5_ADS1115,M5_FPC1020A,HX711 Arduino Library,PCA9554,TinyGPSPlus,Adafruit SGP30 Sensor,FFT,TFTTerminal,ClosedCube TCA9548A,M5GFX,ArduinoJson,M5_EzData,PubSubClient,UNIT_SONIC,PoE_CAM
+depends=M5GFX,ESP32CAN,UNIT_ENV,UNIT_4RELAY,ADXL345,FastLED,MODULE_GRBL13.2,Adafruit MCP4725,Adafruit TCS34725,Adafruit NeoPixel,MAX30100lib,MFRC522_I2C,M5_BM8563,M5_ADS1100,M5_ADS1115,M5_FPC1020A,HX711 Arduino Library,PCA9554,TinyGPSPlus,Adafruit SGP30 Sensor,FFT,TFTTerminal,ClosedCube TCA9548A,M5GFX,ArduinoJson,M5_EzData,PubSubClient,UNIT_SONIC,PoE_CAM,M5_BH1750FVI