sub子程序 即可调用本文件中的子程序 DISP 子程序名：显示子程序DISP...

单片机USB接口驱动,适用于AT89C51SND1C-SCM USB drive, applicable to AT89C51SND1C

avr单片机的串口通讯程序，用c语言编写，值得参考-avr MCU serial communication procedures, using the c language, worthy of reference

PIC18F4550 SD CARD USB

用L293步进电机驱动芯片做的步进电机驱动器.-Stepper motor driver using L293 chip to do the stepper motor drive.

modbus的CRC源程序,单片机89S52,汇编语言代码-Modbus CRC source, the microcontroller 89S52, assembly language code

控温芯片ＤＳ１８Ｂ２０，与ＳＴＣ单片机结合，数码管显示，最新成果 无错误，放心下载-Temperature control chip DS18B20, combined with the STC Single-chip, digital display, the latest results of error-free, rest assured Download

多款电脑绣花机电机驱动控制程序，包括提升电机、锯齿电机-Variety of computer embroidery machine-driven mechanical and electrical control procedures, including the upgrading of electrical, electric serrated

P89C669存储实例: 说明： 1. inc 文件夹 是关于P89C669的头文件，在使用下面两个例子前，请首先将头文件拷到 ..KeilC51INC下. 2. Rom 文件夹 是关于P89C669的程序空间使用的例子，说明怎样利用大于64KB的程序空间。 3. Ram 文件夹 是关于P89C669的数据空间使用的例子，说明怎样在各个数据空间定义变量。 -P89C669 storage examples: Note: 1. Inc folder is on the first P89C669 documents, in the use of the following two examples, please first Kaodao header files .. KeilC51INC under .2. Rom folder P89C669 procedures on space use example of how to make use of the procedure is greater than 64KB of space. 3. Ram folder P89C669 data on space use examples to illustrate how the definition of data space in all variables.

4*4按键扫描控制数码管显示 通过不同按键控制数码管的显示-4* 4 key scan control LED display

此为继电器功能测试电路图DDB文件。对应源码为Relay_Function_Tester. keil c51 编写。-This is the relay circuit functional testing DDB file. The corresponding source code for Relay_Function_Tester. Keil c51 prepared.