PCA9536 4bit I2C bus and SMBus
The PCA9536 is an 8-pin CMOS device that provides 4 bits of General Purpose parallelInput/Output (GP...
I2C总线是由Philips公司开发的一种简单、双向二线制同步串行总线。它只需要两根线即可在连接于总线上的器件之间传送信息。
The PCA9536 is an 8-pin CMOS device that provides 4 bits of General Purpose parallelInput/Output (GP...
The PCA9537 is a 10-pin CMOS device that provides 4 bits of General Purpose parallelInput/Output (GP...
The PCA9538 is a 16-pin CMOS device that provides 8 bits of General Purpose parallelInput/Output (GP...
The PCA9542A is a 1-of-2 bidirectional translating multiplexer, controlled via the I2C-bus.The SCL/S...
PCA9544A 是NXP 公司生产的I2C 总线多路复用器,通过该器件可以将一路I2C 总线扩展为4 路I2C 总线。将1 路上行SDA/SCL 通道扩展为4 路下行通道。通过对内部可编程寄存器进行...
首先研究了Linux环境下字符设备驱动程序框架,然后介绍12C协议,在此基础上开发基于12C协议的RTC字符设备驱动程序。砷于驱动程序,这里详细介绍其整体架构和各模块实现细节。最终成功实现了基于12C...