基于AD89S52的控制AD7705的液晶显示源程序。

实现485口单相表的超表，亲自测试，可以使用-485 single-phase form to achieve super-table, you can use it.

Base64编码方法及例程，其功能和方法都在文件的开头部分说明。-Base64 encoding methods and routines, its functions and methods at the beginning of the document part.

在AT89S52上写的一个扫雷程序，显示液晶屏是128*64.-AT89S52 write in a mine-clearing procedures, LCD screen is 128* 64.

SD2000时钟芯片读写程序-SD2000 clock chip to read and write procedures

视觉暂留，编程从一个I/O口输出一扫频信号，驱动一支LED灯闪动，频率范围为10HZ~99HZ，扫描时间为30秒，在LED闪动期间观察，一旦发现无法识别LED灯闪动时，按下按键K1，立即停止输出，并将此时的信号频率显示在数码管上，该信号的周期为测试者的视觉暂留时间。-Persistence of vision, programming from an I/O port outputs a sweep signal to drive an LED light flashing, the frequency range of 10HZ ~ 99HZ, scan time of 30 seconds, the LED flashing during the observation, once found it impossible to identify the LED lights flashing, press the key K1, immediate cessation of the output, and at this time the signal frequency displayed on the digital control on the test cycle of the signal" s persistence of vision time.

端口控制发光二极管亮灭。 【硬件连接】通过SPCE061A的1位I/O端口（本例中使用IOA15端口），经一限流电阻后接一个发光二极管至地-Port control to eliminate bright light-emitting diodes. [] Through SPCE061A hardware connection of an I/O port (in this example, the use of IOA15 port), with a current limiting resistor followed by a light-emitting diodes to land

用89C51 控制nRf 905收发 C源代码-with 89C51 905 transceiver control nRf C source code

spi总线的模拟程序,可以实现单片机的spi传输-spi bus simulation program, you can realize spi SCM transmission

独立式按键扫描并在一个LED数码管上显示相应的编号。-Stand-alone scan button and a LED digital tube display on the corresponding number.

USB ISP下载器电路图 AVR适用-USB ISP下载器电路AVR适用