kvsd

此SD卡SPI通讯方式的驱动是在keil uVision4下开发的。适用于所有的SD卡。(this SD card driver with SPI communication is developed under keil uVision4 development. Applies to all the SD card.)

stm32的ad9912的寄存器配置例程，频率，相位，功率的配置。(Stm32 ad9912 register configuration routine, frequency, phase, power configuration.)

单片机与PC机串口程序，pc机用串口调试工具发送16进制数据到单片机，单片机再返回一个接受到的信号回pc机，(SCM and PC serial port procedures, PCs with serial debugging tools to send 16-band data to a single chip, the microcontroller return to a finer signal to PCs,)

说明：  基于C51系列单片机的恒温控制系统程序（仅含下位机）(Program of Constant Temperature Control System Based on C51 Single Chip Microcomputer)

manejo de solo la pantalla lcd tft 2.4 pulgadas

四线电阻式触摸屏，ads7846控制显示触摸坐标(Four-wire Resistive Touch Panel, ads7846 touch control display coordinates)

区域中央空调市场调研报告，市场调研报告模板(Regional central air-conditioning market research report, market research report template)

– 133 条指令 – 大多数可以在一个时钟周期内完成 　　– 32 x 8 通用工作寄存器 + 外设控制寄存器 　　– 全静态工作 　　– 工作于16 MHz 时性能高达16 MIPS 　　– 只需两个时钟周期的硬件乘法器(--133 Instruction- most can be completed in one cycle- 32 x 8 General Purpose Working Registers+ Peripheral Control Registers- Fully Static Operation- Work performance at 16 MHz up to 16 MIPS- only two clock cycle hardware multiply device)

说明：  基于STM32F405平台下的SD卡读写测试，移植FatFs文件系统。(Based on the SD card read-write test of stm32f405 platform, the FatFs file system is transplanted.)

SVPWM 整流逆变双向控制 蓄电池充电(SVPWM dc/dc)