IIC_Send_Byte(daddr|0X01);//进入接收模式 IIC_Wait_Ack(); *data = IIC_Read_Byte(0); IIC_Stop();//产生一个停止条件 }void IIC_Write_One_Byte(u8 daddr,u8 addr,u8 data) { IIC_Start(); IIC_Send_Byte(daddr); //发送写命令 ...
#include "max30102.h" uint8_t max30102_Bus_Write(uint8_t Register_Address, uint8_t Word_Data) { /* 采用串行EEPROM随即读取指令序列,连续读取若干字节 */ /* 第1步:发起I2C总线启动信号 */ I2C_Start(); /* 第2步:发起控制字节,高7bit是地址,bit0是读写控制位,0表示写,1表示读 */ I2C_S...
欢迎开发小伙伴们进来帮帮楼主
voidMAX30105::bitMask(uint8_treg,uint8_tmask,uint8_tthing){// Grab current register contextuint8_toriginalContents = readRegister8(_i2caddr, reg);// Zero-out the portions of the register we're interested inoriginalContents = originalContents & mask;// Change contentswriteRegister8(_i2caddr...
{uint8_tresponse = readRegister8(_i2caddr, MAX30105_MODECONFIG);if((response & MAX30105_RESET) ==0)break;//We're done!delay(1);//Let's not over burden the I2C bus} } 这个bitMask函数还是挺有意思的,之前做这类操作的时候没有想过用这种方法。
一、前言MAX30102是一款由Maxim Integrated推出的低功耗、高精度的心率和血氧饱和度检测传感器模块,适用于可穿戴设备如智能手环、智能手表...
MAX30102是一款由Maxim Integrated推出的低功耗、高精度的心率和血氧饱和度检测传感器模块,适用于可穿戴设备如智能手环、智能手表等健康管理类电子产品。
CONFIG_SOC_CACHE_WRITEBACK_SUPPORTED=y CONFIG_SOC_CACHE_FREEZE_SUPPORTED=y CONFIG_SOC_CPU_CORES_NUM=2 CONFIG_SOC_CPU_INTR_NUM=32 CONFIG_SOC_CPU_HAS_FPU=y CONFIG_SOC_HP_CPU_HAS_MULTIPLE_CORES=y CONFIG_SOC_CPU_BREAKPOINTS_NUM=2 CONFIG_SOC_CPU_WATCHPOINTS_NUM=2 CONFIG_SOC_CPU_WATCHPOINT...
printf("bus: %s\n",esp_err_to_name(res)); i2c_device_config_t i2c_max30102_config={ .dev_addr_length=I2C_ADDR_BIT_LEN_7, .device_address=ADDR,// max30102 i2c write address .scl_speed_hz=I2C_FREQ_HZ }; i2c_master_dev_handle_t i2c_max30102_handle; ...
GitHub Copilot Write better code with AI Security Find and fix vulnerabilities Actions Automate any workflow Codespaces Instant dev environments Issues Plan and track work Code Review Manage code changes Discussions Collaborate outside of code Code Search Find more, search less Explore All...