用89C2051单片机模拟

一个电子仪器的开发原程序！绝对可以用！一个电子仪器的开发原程序！绝对可以用！-The development of an electronic instrument the original program! Absolutely can! The development of an electronic instrument the original program! Absolutely can!

51单片机常用子程序大全，包括多字节加减乘除，码字转换，浮点数格式化-51 microcontroller used subroutine Daquan, including multi-byte arithmetic, code conversion, floating point format, etc.

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.

EM78P447中文手册，EM78P447是很常用的义隆单片机。-EM78P447 Chinese Manual, EM78P447 Elan is very commonly used in single-chip microcomputer.

利用单片机实现的控制电梯系统，参考2004年湖北省大学生电子设计竞赛原题设计。-Realize the use of single-chip control of elevator systems, a reference in 2004 in Hubei Province Undergraduate Electronic Design Contest Design the original title.

用MSP430F149仿真SPI接口读写FM25系列铁电的测试程序。包括单字节和多字节读写。已通过测试。请大家放心使用。-with MSP430F149 simulation SPI serial interface to read and write 25 ferroelectric testing procedures. Including single-byte and multi-byte read and write. Have passed the tests. Please rest assured use.

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.

LCD字库生成 ；-LCD font generation

介绍顺德地区小家电电路设计的主要特点,为PPT格式，对大家了解小家电产品的电路开发有一定的帮助-Introduction of small household electrical appliances in Shunde the main features of circuit design, in order to PPT format, to all of us to understand the development of small household electrical appliances in the circuit is certainly helpful

PC - MCU 串行通迅程序 单片机接收主机的数据,然后将数据传送到P0口, 并传回给主机 当按下AN1时, 单片机发送字串给主机-PC-MCU serial communications procedures SCM receive mainframe data, and data transmission to the P0 mouth and passed back to the mainframe when pressed AN1, SCM string sent to the mainframe