ESP32 慣性元件

實作

ESP32 DAC

Introduction to DAC

心跳血氧偵測器

實作 系統方塊圖 程式碼 // MAX30102 + 128x32 OLED(I2C) #include //OLED libraries #include #include #include "MAX30105.h" //MAX3010x library #include "heartRate.h" //Heart rate calculating algorithm #include "ESP32Servo.h" MAX30105 particleSensor; int Tonepin = 4; //計算心跳用變數 const byte RATE_SIZE = 10; //多少平均數量 byte rates[RATE_SIZE]; //心跳陣列 byte rateSpot = 0; long lastBeat = 0; //Time at which the last beat occurred float beatsPerMinute; int beatAvg;