feat: 全量同步 254 个常用的 Arduino 扩展库文件

arduino-libs/arduino-cli/libraries/Adafruit_MCP9808/examples/mcp9808test/mcp9808test.ino

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+
+/**************************************************************************/
+/*!
+This is a demo for the Adafruit MCP9808 breakout
+----> http://www.adafruit.com/products/1782
+Adafruit invests time and resources providing this open source code,
+please support Adafruit and open-source hardware by purchasing
+products from Adafruit!
+*/
+/**************************************************************************/
+
+#include <Wire.h>
+#include "Adafruit_MCP9808.h"
+
+// Create the MCP9808 temperature sensor object
+Adafruit_MCP9808 tempsensor = Adafruit_MCP9808();
+
+void setup() {
+  Serial.begin(9600);
+  while (!Serial); //waits for serial terminal to be open, necessary in newer arduino boards.
+  Serial.println("MCP9808 demo");
+  
+  // Make sure the sensor is found, you can also pass in a different i2c
+  // address with tempsensor.begin(0x19) for example, also can be left in blank for default address use
+  // Also there is a table with all addres possible for this sensor, you can connect multiple sensors
+  // to the same i2c bus, just configure each sensor with a different address and define multiple objects for that
+  //  A2 A1 A0 address
+  //  0  0  0   0x18  this is the default address
+  //  0  0  1   0x19
+  //  0  1  0   0x1A
+  //  0  1  1   0x1B
+  //  1  0  0   0x1C
+  //  1  0  1   0x1D
+  //  1  1  0   0x1E
+  //  1  1  1   0x1F
+  if (!tempsensor.begin(0x18)) {
+    Serial.println("Couldn't find MCP9808! Check your connections and verify the address is correct.");
+    while (1);
+  }
+    
+   Serial.println("Found MCP9808!");
+
+  tempsensor.setResolution(3); // sets the resolution mode of reading, the modes are defined in the table bellow:
+  // Mode Resolution SampleTime
+  //  0    0.5°C       30 ms
+  //  1    0.25°C      65 ms
+  //  2    0.125°C     130 ms
+  //  3    0.0625°C    250 ms
+}
+
+void loop() {
+  Serial.println("wake up MCP9808.... "); // wake up MCP9808 - power consumption ~200 mikro Ampere
+  tempsensor.wake();   // wake up, ready to read!
+
+  // Read and print out the temperature, also shows the resolution mode used for reading.
+  Serial.print("Resolution in mode: ");
+  Serial.println (tempsensor.getResolution());
+  float c = tempsensor.readTempC();
+  float f = tempsensor.readTempF();
+  Serial.print("Temp: "); 
+  Serial.print(c, 4); Serial.print("*C\t and "); 
+  Serial.print(f, 4); Serial.println("*F.");
+  
+  delay(2000);
+  Serial.println("Shutdown MCP9808.... ");
+  tempsensor.shutdown_wake(1); // shutdown MSP9808 - power consumption ~0.1 mikro Ampere, stops temperature sampling
+  Serial.println("");
+  delay(200);
+}