53101_mii

采用STM32内部自带的usb控制器外加大页nandflash k9f1g08u0a实现一个128M的U盘(STM32 uses the internal built-in usb controller to increase foreign 128M page nandflash k9f1g08u0a to achieve a U-disk)

tft 2.8 ili9325 430F5438 程序 代码 接口定义 (9325 430F5438 code interface definition)

stm32 cortex m3 pwm输出控制(pwm control)

基于stm32的开关电源，采用PID算法，包含整个工程！(Based on stm32 switching power supply, using PID algorithm, including the entire project!)

德州仪器数字DA芯片 TLV5638的STM32程序，部分宏定义，可直接使用(Texas Instruments TLV5638 the STM32 chip digital DA program, part of the macro definition, can be used directly)

nrf24l01和avr配合使用的东西哦，很好很强大。(nrf24l01 and avr with the use of things Oh, very very strong.)

ARM公司以及ARM芯片的现状和发展，从应用的角度介绍了ARM芯片的选择方法，并介绍了具有多芯核结构的ARM芯片。列举了目前的主要ARM芯片供应商，其产品以及应用领域。举例说明了几种嵌入式产品最佳ARM芯片选择方案。(ARM ARM chip companies and the current situation and development, from the application point of view on the ARM chip selection method, and describes the structure of multi-core ARM core chip. Lists the current main ARM chip suppliers, their products and applications. Several examples of the best ARM chip embedded options.)

完成mpu6050的姿态角解算，包括卡尔曼，一阶以及二阶滤波算法(caculate the angels of the mpu6050)

ucos-ii在mc9s12dg128上的移植代码(OUT-ii mc9s12dg128 in the transplant code)

LED basic code for 51 chips