单片机通过Modbus协议与HMI通信.rar

包括读卡器源代码，专为研究RFID技术学习之用-Philips makes no warranty, expressed, implied or statutory, including but * not limited to any implied warranty of merchantability or fitness for any *particular purpose, or that the use will not infringe any third party patent,* copyright or trademark. Philips must not be liable for any loss or damage * arising from its use.

一个电子产品开发时的部分c代码E!绝对能用!-When an electronic product development part of c code E! Absolutely can!

将单片机的IOA0~IOA7分别接按键S1~S8连接到高电平上。此时，如果某个按键被按下，对应的I/O端口就会输入高电平进单片机，即按键S3按下，IOA2会输入高电平进单片机-Will Singlechip IOA0 ~ IOA7 access keys, respectively, S1 ~ S8 is connected to high on. At this point, if a button is pressed, the corresponding I/O port will enter into the high single-chip, that is, S3 button press, IOA2 will enter into single-chip high

基于ATMEGA 16带NOKIA3310液晶显示的汽车倒车雷达设计，含原理图，C程序代码（GCC AVR），Makefile文件，详细注释。-Based on ATMEGA 16 with NOKIA3310 LCD car reversing radar design, including schematic, C code (GCC AVR), Makefile file, detailed notes.

采用0.5的数码管,制作数字钟内含数字钟C程序和BCB版图！可用于生产！-With 0.5 digital control, making a digital clock digital clock embedded C programs and BCB layout! Can be used in the production!

单片机系统中的红外通信接口-SCM system of infrared communication interface

基于单片机准双向I/O的键盘程序基于单片机准双向I/O的键盘程序-Based on single-chip quasi-bidirectional I/O keyboard procedures Singlechip-based quasi-two-way I/O keyboard procedures

avr 库函数介绍 对于编程的初学者很重要-avr library function to introduce beginners to programming is very important

C写的单片机读U盘和SD卡的程序，里面附带电路图及关键芯片的数据手册，很详细-C write MCU read U disk and SD card program, which included data on the chip circuit diagram and key manual, very detailed

单片机与嵌入式系统教材简介.pdf-microcontroller and embedded systems briefing materials. Pdf