RS422 RS485 technical standards

这个是SOC的芯片，是杭州万工的产品。可用于单相简单的电子式电度表的开发。资源比较丰富，可供参考-This is the SOC chip is the industry" s products, Hangzhou 10000. Can be used for a simple single-phase electronic power meter development. Resources are relatively abundant, available for reference

自己精心收集的一些电能表设计的说明文档以及一些硕士毕业设计的论文，由非常高的参考价值，有致力于电能表深层开发的人员可以拿来参考，里面附有一些电路图，以ADE7755芯片为主-Carefully collected some of their own energy meter design documentation as well as graduate design master" s thesis, by a very high reference value, and deep commitment to the development of energy meter can be used to refer to the staff, which a number of circuit diagram attached to the chip for ADE7755 Main

FreeRTOS，这个比 Real Time Linux 和 eCos 更小的实时操作系统，并且你也不用为这两个大的操作系统弄得头大了。FreeRTOS是一个非常小的实时操作系统，它包含有一个实时的内核及一个内核调制程序。它支持的单片机有 Philips ARM7, TI MSP430, Renesas (Hitachi) H8/S, Atmel AVR, Motorola/Freescale HCS12, Motorola/Freescale ColdFire, 及其他8051的单片机--FreeRTOS, an OS smaller than Real Time Linux and eCos. It is a very small real time operating system. It includes a real time kernel and a kernel configuration program.Its supported SCMs include Philips ARM7, TI MSP430, Renesas (Hitachi) H8/S, Atmel AVR, Motorola/Freescale HCS12, Motorola/Freescale ColdFire, and other 8051 SCMs.

keilC51编写的，配合单片机AT89C51的液晶模块PG12864的驱动显示程序！-keilC51 prepared with AT89C51 single-chip LCD driver module PG12864 display program!

单片机驱动IDE硬盘的C程序-SCM IDE hard drive C Program

用单片机8051控制的基于控制芯片T6963C的图形液晶显示的字母的汇编程序。-8051 single chip microcomputer-based control chip control T6963C graphic LCD display of the letters of the assembler.

应用与C51的TCP/1P协议栈，可应用与单片机上网方案-Application and C51 TCP/1P protocol stack, Internet applications and SCM program

Proteus中89c52串口通信原理图和源程序。-Proteus which 89C52 Serial Communications schematic and source code.

这是我自己编写的关于18B20序列号的读取程序！并在LCD上进行显示。可直接使用-This is what I have written 18B20 serial number on the reader! Carried out in the LCD display. Can be directly used

一个警报声程序 　　　　　　　　　　　　　　　　　 一个警报声程序-an alarm sounded a siren procedures procedures