搜索资源列表
PCF8574A
- 基于8051F020,目的:用PCF8574器件实现并口输入,输出操作
I2C_extender
- verilog编写,将I2C串行数据转化为并行数据的功能模块,类似于PCF8574芯片的功能。以后不用买另外的芯片就可以直接将并行数据连到I2C总线上了
smbuskeyboard______
- PCF8574的键盘程序,8051f020单片机的SMBus读取键值然后数码管显示
PCF8574
- I2C 总线8 位远程I/O 扩展口芯片PCF8574 的原理与应用
PCF8574驱动
- pcf8574驱动
PCF8574.rar
- IIC接口实验测试 通过检测键盘键值 pcf8574 记录键值 单片机查询代码 数码管显示,IIC interface test by detecting key keyboard keys pcf8574 record single-chip digital display query code
aduc834单片机PCF8574 4*5键盘驱动程序
- aduc834单片机PCF8574 4*5键盘驱动程序,1602C液晶显示,aduc834 single chip PCF8574 4* 5 keyboard driver, 1602C LCD
PCF8574
- PCF8574 Remote 8-bit I/O expander for I2C-bus IO扩展芯片测试程序-PCF8574 Remote 8-bit I/O expander forI2C-bus IO expansion of chip testing procedures
PCF8574application
- 下面是I2C 发送数据给8574的程序:-I2C write the pcf8574
WPCF8574
- PCF8574是带SUMBUS总线的串口转并口的数据转换芯片,此程序能能够完成主从通讯,实现点点通讯-PCF8574 is a serial bus with SUMBUS parallel transfer of data conversion chip, this procedure can be able to complete the master-slave communication, achieving little communication
PCF8574
- PCF8574: NXP I2C IO Expander.
PCF8574
- 利用freescale公司的型号为MC9S12XS128单片机。在编译环境为Code Warrior编译器环境下实现对IIC器件PCF8574的读写操作。其中,器件PCF8574的并行进入的数据通过IIC模拟接口串行输出到MC9S12XS128中,然后通过LED发光二极管显示出来。其中PCF8574串行数据是通过拨码开关设置的。分别对各并行数据端口进行相应设置。其中PCF8574的器件地址也可以设置。-Using the company' s model MC9S12XS128 frees
PCF8574
- PCF8574基于IIC方式的I/O口扩展芯片资料,可扩展16个I/0口-IIC-based approach PCF8574 I/O port expansion chip data can be extended 16 I/0 口
LED-PCF8574
- PCF8574,IIC控制LED,带仿真,调试IIC控制方式-The PCF8574, the IIC control LED, with emulation, debugging, IIC control mode
PCF8574
- pcf8574编程,IIC编程,单片机编程-the pcf8574 programming, IIC programming, microcontroller programming
PCF8574.ZIP
- example of the keyboard implementation working on the I2C interface on the chip PCF8574. MC PIC24F
PCF8574
- PCF8574: NXP I2C IO Expander.
Interfacing-with-a-Philips-PCF8574-8-bit-IO
- The PCF8574 uses the Philips I2C 2-wire protocol and provides eight I/O channels per device. Eight such devices may be cascaded by setting the A2, A1 and A0 leads to uniquely identify each device. In addition, up to eight PCF8574A devices may
pcf8574
- c8051f410 驱动 PCF8574 iic总线转并口-c8051f410 drive PCF8574 iic bus conversion Parallel port
PCF8574代码
- stm32f103控制PCF8574的程序,加入代码修改IO可以直接使用。(STM32F103 control PCF8574 procedures, add code to modify IO can be used directly.)