PrivilegedActionException

可以在液晶显示两个数计算结果，只能进行两个数的计算(The results can be calculated by two numbers in the liquid crystal display)

汉字显示字库及程序源码14*16标准字库(Chinese display font and procedures source code 14* 16 standard font)

AVR单片机SPI双机通信子程序 基于atmega128(AVR SPI machine communication routines based on atmega128)

TM1803是三通道LED（发光二极管显示器）驱动控制专用电路，内部集成有MCU 数字接口、 数据锁存器、LED 高压驱动等电路。通过外围 MCU控制实现该芯片的单独辉度、级联控制实现 户外大屏的彩色点阵发光控制。本产品性能优良，质量可靠。(TM1803 is a three-channel LED (light emitting diode display) dedicated drive control circuit, the internal MCU integrated digital interface, Data latches, LED high voltage driver circuit. Separate luminance realization of the chip through the external MCU control, cascade control is realized Outdoor big screen color dot matrix LED control. This product is excellent performance, reliable quality.)

基于STC12C5A60S2单片机开发的简易波形发生器，包括DDS芯片AD9833，液晶HB12864等源程序，能够产生正弦波、方波、三角波等波形。系统控制采用红外遥控的方式，能够方便的对波形幅度和频率等进行调节。随源码附上调试心得一份。(Simple waveform generator based on STC12C5A60S2 microcontroller development, including DDS chip AD9833, LCD HB12864 and other source, can generate sine wave, Fang Bo, triangle wave, etc.. The system controls the way of infrared remote control, and can adjust the amplitude and frequency of the wave.)

说明：  智能台灯系统，实现了语音播报，自动调光，远程控制，灯光切换等智能系统功能。克服了传统台灯供电方式单一等多种特点。本系统主要由单片机控制系统和硬件系统组成，主要由STM32F407微处理器、触控液晶彩屏、ADC电压监控、超声波测距监测、音乐播放系统、灯光控制组件和多路系统电源构成。智能学习台灯采用PWM数字调光和超声波测距技术以及人体红外感应技术，实现灯光亮度和模式调节。(Intelligent desk lamp system realizes the functions of voice broadcasting, automatic dimming, remote control, light switching and other intelligent systems. It overcomes many characteristics such as single power supply mode of traditional lamp. This system is mainly composed of single chip computer control system and hardware system. It is mainly composed of STM32F407 microprocessor, touch LCD color screen, ADC voltage monitoring, ultrasonic ranging monitoring, music playing system, light control module and power supply of multi-channel system. Intelligent learning desk lamp uses PWM digital dimming and ultrasonic ranging technology as well as human infrared sensing technology to achieve light brightness and mode adjustment.)

说明：  ALIENTEK MINISTM32 实验33 触控USB鼠标实验(ALIENTEK MINISTM32 experiment 33 touch USB mouse experiment)

此编成是使用STM32 的DMA读取写入EEPROM内的资料(STM32 DMA read and write EEPROM)

stm32f103vet6 MPU6050 直接打印输出原始数据(stm32f103vet6 MPU6050 Direct print out raw data)

MSP430 RFID源程序 非常有用 很好的东西(MSP430 RFID source Very useful Good stuff)