INT8_MAX INT8_MIN UINT_MAX INT16_MAX INT16_MIN UINT16_MAX INT32_MAX INT32_MIN UINT32_MAX
typedef int32_t int_farptr_t;/***宏符号常量,保存了各种类型的最大,最小值***/INT8_MAX INT8_MIN UINT_MAX INT16_MAX INT16_MIN UINT16_MAX INT32_MAX INT32_MIN UINT32_MAX
MAX30102是一种用于可穿戴健康设备的高灵敏度脉搏血氧仪和心率传感器。MAX30102内部集成了一整套完整信号采集电路，包括光信号发射及接收、AD转换、环境光干扰消除及数字滤波部分，只将数字接口留给用户。2.Arduino代码 #include <Wire.h>#include "MAX30105.h"#include "spo2_algorithm.h"MAX30105 particleSensor;#d...
"__UINT_LEAST16_TYPE__=short unsigned int", "__INT16_MAX__=32767", "__SIZE_TYPE__=unsigned int", "__UINT64_MAX__=18446744073709551615ULL", "__INT8_TYPE__=signed char", "__ELF__=1", "__xtensa__=1", "__FLT_RADIX__=2", "__INT_LEAST16_TYPE__=short int", "__LDBL...
int freeMemory(); //first we need to configure ThreadHandler //1ms driving interrupt SET_THREAD_HANDLER_TICK(1000) //using default interrupt timer THREAD_HANDLER(InterruptTimer::getInstance()) //next we need to create the threads // //this can be done using the createThread function with a...
for (int16_t i = 0; i < max(display.width(), display.height()) / 2; i += 2) { display.drawCircle(display.width() / 2, display.height() / 2, i, SSD1306_WHITE); display.display(); delay(1); } delay(2000); } void testfillcircle(void) { ...
(7,6,5,4,3,2);inttempPin = A0; //connectSensor output pinintfan =11; // Output driveforfanintled =8; // fan status led pininttemp;inttempMin =25; // Minimum temperaturetostartthe faninttempMax =75; // Maximum temperaturetoturn fan at100% speedintfanSpeed;intfanLCD;voidsetup(...
基本数据类型简介 常见的Arduino是基于ATmega的8位 AVR单⽚机，例如Arduino UNO ，Arduino Nano，Arduino mega2560等。还有⾼级点 32位的，如Arduino Due。由于Arduino是基于C/C++语⾔的，具有平台差异性，因此，其基本数据类型在这2个平台（8位机和32位机）下有差别。8位机下，int占2字节，double和float⼀...
int push1state,push2state,push3state,stopinState = 0;// int push1Flag, push2Flag, Push3Flag = false; // 按钮标志 int push1pin = 9; int push2pin = 8; int push3pin = 7; int stopPin = A0; int屏幕= 0;// 屏幕显示 int maxScreen = 2; // 屏幕计数 ...
for (int16_t i = max(display.width(), display.height()) / 2; i > 0; i -= 5) { // The INVERSE color is used so triangles alternate white/black display.fillTriangle( display.width() / 2 , display.height() / 2 - i,