buer-2

PS32自动气象站的嵌入式代码，stm32主控，包裹GPRS模块M33G和AD7792，ublox电子罗盘，GPS等驱动。C代码(PS32 AWS embedded code, stm32 master, wrapped GPRS module M33G and AD7792, ublox electronic compass, GPS and other drivers. C code)

基于卡尔曼滤波的MPU6050例程，效果很好。(Based on the Calman filter MPU6050 routine, the effect is very good.)

红外遥控器控制蜂鸣器，pic16f877a，C语言编程(Infrared remote control buzzer, PIC16F877A, C language programming)

A small program for demonstrating the Postfix notation, you can input the postfix equation in the command window

线路板pcb的电磁兼容设计需要注意到若干问题，怎么处理里面都有详细说明。(PCB pcb EMC design needs to be noted, a number of issues, which have dealt with how detailed description.)

CH374_USB转串口设计，以MCS51为例，其它单片机需修改HAL*硬件抽象层的几个文件。(CH374_USB-serial design to MCS51, for example, other devices need to modify the hardware abstraction layer HAL* several files.)

MSP430F169单片机矩阵键盘扫描程序，用一位共阳数码管显示(MSP430F169 microcontroller matrix keyboard scanning procedures, using a common anode LED display)

本源代码用于使用ATMEL公司的AT89C51芯片实现硬件mp3，其中包括有特色的mp3解码算法和U盘功能读写程序。(Source code for use ATMEL Corporation AT89C51 chip hardware mp3, have characteristics which include mp3 decoding algorithm and U disk function to read and write procedures.)

说明：  一个电子钟的程序，用ds1302 和s52单片机，用8位数码管显示(Procedures for an electronic clock, with ds1302 and s52 microcontroller with 8-bit digital display)

基于OLED STM32F103 SPI基本驱动程序(Based on OLED STM32F103 SPI basic driver)