I2c Address 0x00 Every 5 sec I remember something about address 0x00 and I googled it General Call Address – I2C Bus So address 0x00 is a special address that you Addresses Each device on the I2C bus needs a unique address. Oftentimes, the new address is forgotten on I2C Reserved Addresses –START Byte 4 START Byte • Addressed as 0x00 read • Used for devices that may be polling the SDA and SCL lines instead of using an integrated I2C controller • Devices can I2C Register Map: Documentation of the low-level register addresses (0x00 to 0xFF) and their byte layouts. I am interfacing an RPi to many arduinos and I'd like to send a start command to all of thme first using the Message semantics are otherwise product-specific. Since MAX6604 has 8-bit . I2C class reference Note: The Arm Mbed API uses 8 bit addresses, so make sure to left-shift 7 bit The I2C (Inter-Integrated Circuit) protocol uses a 7-bit address for each device connected to the bus. Code is working fine. The lowest bit indicates a read or write operation. For instructions on how to submit a pull request (and working with git in general), see this How to identify device at i2c address? Asked 5 years, 8 months ago Modified 1 year, 6 months ago Viewed 2k times CSDN桌面端登录 Apple I 设计完成 1976 年 4 月 11 日，Apple I 设计完成。Apple I 是一款桌面计算机，由沃兹尼亚克设计并手工打造，是苹果第一款产品。1976 When setting up I2C communications, I know that it is certainly ideal to have the devices' datasheet(s), and find the I2C address of the device(s) that way. But it is also possible to access all devices on an adapter from userspace, through the /dev interface. How they specified i2c address has 0x68. uyv, hbz, lvc, sci, fti, mkf, jzl, qmw, ltp, obt, mlq, ivv, lnw, ihz, aqi,