sdhci-pxav2

说明：  读取三轴陀螺仪数据，用1602显示，能够显示三轴的角加速度与加速度(rtyuiopghjkl rtyutfyvv ugvugubu)

240128液晶驱动的测试程序，c语言编写(240,128 LCD driver testing procedures, c language)

STC15单片机控制Sim808模块获取GPS位置信息并通过短信发送到设定的手机上(STC15 microcontroller to control the Sim808 module to obtain GPS location information and send messages to the settings on the phone)

PIC16F690控制RFM12无线通信模块进行数据发送(PIC16F690 RFM12 wireless communication module for controlling data transmission)

MCF52255核心开发资料，一些简单的寄存器操作，能够完成一些比较简单的功能。(MCF52255 core development information, some simple register operations, able to complete some of the more simple functions.)

笙科芯片A7139的SPI无线模块驱动程序例程。(Sheng Branch of SPI chip A7139 wireless module driver routines)

基于MSP430G2553的频率计数计的程序编写，已经过测试，程序无误可以完整运行。(Based on the frequency count MSP430G2553 meter programming, has been tested, the program can complete run correctly.)

基于pscad的SS4g电力机车模型，真诚奉献。(Based on the SS4g pscad model electric locomotive)

本代码主要是关于微机继电保护的三相短路、单相短路的距离保护，非常的珍贵，把它上传上面工分享(This code is mainly about the microcomputer relay protection of three phase short circuit, the distance of the single phase short circuit protection, is very precious, share it to upload the above work)

Iar环境下avr_bootloader的编写，可以参考参考。(Preparation of Iar under the environment of avr_bootloader, can refer to the reference.)