一个简单实用的单片机键盘扫描程序。键盘为4*4扫描的键盘，通过行列扫描进行键码判断，并通过串行口或者485信号输出键码。应用于银行系统。...

LED动态扫描.采用74164做为显示数据输出,使I/O口减少至两个,并且可做为驱动,是小系统LED显示的最佳方法-LED dynamic scanning. Using 74,164 as output data show that, I/O port reduced to two, but also to drive, is a small LED display system the best way

采用STC89C54RD实现的一个完整的流量计控制系统源代码，包含了对STC89C54RD内部Flash的编程（自创）和对ICL7135的数据采集编程，该代码实现的产品已经实用化。-STC89C54RD used to achieve a complete flowmeter control system source code, contains an internal Flash programming STC89C54RD (own) and ICL7135 data acquisition programming, the code of the product has been the realization of practical use.

MCS51单片机实现LCD1602显示汉字-MCS51 MCU LCD1602 display Chinese characters

凌阳单片机模拟SPI总线的时许函数,这是本人使用过的。-Sunplus MCU simulate SPI bus function

12864液晶画图原C代码

采用51系列单片机硬件电路对TEA5767收音模块控制源码-51 Series single-chip hardware circuit of TEA5767 radio module control source

闪烁灯广告灯的左移右移 ． 8X8 LED点阵显示技术等共40个实验-Flashing lights advertising lights left shifted to the right. 8X8 LED dot matrix display technology, a total of 40 experiments

SENSE 的一款Hart温度变送器的上位机操作界面，有中英文切换的功能，做Hart仪表的可以参考哦-SENSE of a temperature transmitter Hart PC interface, and switching functions in both English and Chinese, make Hart instrument can refer Oh

通过C语言控制数码管动态扫描显示，通过按钮可以控制数码管的大小，然后进行定时器中断进行倒计时。-Through the C language to control the digital control of dynamic scan showed that the adoption of digital control button can control the size, and then proceed to the countdown timer interrupt.

语音小车电路图 用凌阳单片机做的 语音小车电路图 用凌阳单片机做的