PCA9537 4bit I2C bus and SMBus low power IO port with interrupt and reset
The PCA9537 is a 10-pin CMOS device that provides 4 bits of General Purpose parallelInput/Out
I/O输入/输出(Input/Output),分为IO设备和IO接口两个部分。在POSIX兼容的系统上,例如Linux系统[1],I/O操作可以有多种方式,比如DIO(DirectI/O),AIO(AsynchronousI/O,异步I/O),Memory-MappedI/O(内存映射I/O)等,不...
The PCA9537 is a 10-pin CMOS device that provides 4 bits of General Purpose parallelInput/Out
The PCA9672 provides general purpose remote I/O expansion for most microcontrollerfamilies vi
The PCA9538 is a 16-pin CMOS device that provides 8 bits of General Purpose parallelInput/Out
这是DM642(EVM开发板)的IO控制和定时器控制IO口的原代码,用CCS3.3可以打开,调试通过.
流 的目的在于屏蔽IO操作的复杂性,java用一些类来封装对IO设备的操作,但是最终设计的类却非常的多,完全背离了设计的初衷,其实,简单和复杂本身就是一对矛盾,大家多做实验就会逐渐的适应,而且会感觉到java的流庞大但不复杂。 我举一个通...