avr单片机的12864Lcd程序，实现文字的嵌入式显示，proteus仿真

AVR单片机的优化RC6 加密算法（速度快，其优化思想绝对值得学习） 在有128bytes RAM 的AVR单片机上执行 rc6 16/10/8(16 bit/10 rounds/8 bytes keys) * 对多数代码进行了 C 语言优化，对数据相关循环移位，模乘等用ASM优化 * 在4MHz无乘法器的AVR上得到平均 1172 Bytes/s的加解密速度。 * 编译器: AVR-G-AVR optimization RC6 encryption algorithm (faster, optimizing their thinking definitely worth learning) 128bytes of RAM in the AVR on the implementation of production 16/10/8 (16 bit/10 rounds/8 bytes keys)* for the majority of code optimization of the C language the data related to cycle shift, mode used by other optimization* ASM 4MHz without the multiplier be average AVR 1172 Bytes/s speed encryption and decryption.* Compiler : AVR-G

在微机上模拟I2C总线的设计中，用并行口的D0（PIN2）模拟SCL信号，用D1（PIN3）模拟SDA信号。根据IIC总线的电平规范 -Computer simulation on the design of I2C bus with a parallel port D0 (PIN2) Analog SCL signal, with D1 (PIN3) Analog signal SDA. According to the IIC bus specification level

最简单的TCP协议栈，只包括ICMP,ARP,TCP/IP等实用功能

修改后的PDIUSBD12完整固件源码，实现51单片机的USB接口，完全通过测试。-revised PDIUSBD12 integrity of the firmware source code, achieving 51 SCM"s USB port and fully tested.

信利c-stn屏MCG-G9867DFSW-5W-E初始化程序-Nobutoshi c-stn screen MCG-G9867DFSW-5W-E initialization procedure

这是用51汇编写的8279应用于电子密码锁的简单例子，共学习者研究使用，内带详细注释-This is a compilation of 51 of 8279 was applied to electronic locks simple example, to examine the use of a total of learners, Notes brought detailed

该文件包含声控开关的详细电路图和PcB布板图，供大家参考。-The document contains a detailed voice switches and circuit diagram PcB cloth map, for your reference.

51单片机实现电子密码锁 51单片机实现电子密码锁-51 single-chip electronic code lock

从虚拟终端输入8个任意数据，通过串口传送给单片机的led_buf缓冲区，并在8个led上显示；按回车键对led_buf缓冲区中的数据进行由小到大排序，排序结果在led上显示。-From the virtual terminal eight arbitrary input data, through the serial port send buffer led_buf MCU and 8 led display led_buf press Enter to buffer the data from small to big sort, to sort the results in the led display.

8051单片机上4*4矩阵键盘的扫描方式2-none