Digital Clock

ST7920_12864液晶汉字和图片显示-ST7920_12864 liquid crystal display characters and images

通过温度传感器DS18B20和湿度传感器HS1101分别采集温度和湿度，用12864液晶显示。很美观，显示准确。-Through the temperature sensor and humidity sensor DS18B20 Acquisition HS1101 temperature and humidity, respectively, with LCD 12864. Very beautiful, showing accurate.

C8051F120初始化SPI，启动CC2420。通过将CC2420 得VREG_EN 引脚置位高电平使能Voltage regulator，等待其稳定；然后重新启动CC2420 芯片，等待晶振起振。-Initialize SPI, start the CC2420. By CC2420 have VREG_EN pin high to enable the set Voltage regulator, waiting for their stability and then re-start the CC2420 chip, since waiting for crystal oscillator.

一个电器智能控制开关的源程序，可作为智能家居系统中的一个模块使用，与上位机相连，接收上位机的指令并进行开关动作，可查询状态-An intelligent control switch electrical source, can be used as smart home system, a module to use, with the host computer connected to host computer receives the instructions and make switching action, you can check the status

电子钟表-Electronic watches

此书为keilC的调试心得，有助于开发过程中错误的理解，积累开发经验！-Debugging keilC book for ideas and help to develop understanding of the process error, the accumulation of development experience!

图形点阵液晶模块相关的各种面板大小驱动程序。-graphics dot-matrix LCD modules related to the panel size driver.

自制电路板FeCl3腐蚀控制器以PIC16F884为控制单片机，内带EEPROM，通过DS18B20和热电阻测温进而控制加热，加热最终温度可设且掉电存储，另外还有控制反应溶液流动电机，此以10秒为周期，流动时间按键可调；无按键10秒后实时显示溶液温度。-Self-made circuit board FeCl3 to control the corrosion controller PIC16F884 microcontroller, which with EEPROM, and thermal resistance through the DS18B20 thereby control the heating temperature, heating the final temperature can be set up and power-down store, in addition to control the flow of electric reaction solution, this 10 seconds cycle, flow time adjustable keys no real-time display button 10 seconds after the solution temperature.

是一个用8051＋ds12887的代码程序，程序中有很详细的说明，可以拿来稍做修改就能使用。-is using a 8051+ ds12887 code procedure is a very detailed explanation can be used to make slight changes can be used.

利于省电的自动断电电路，当程序空闲时可以自动断电。应用与C51平台-conducive to the power-saving auto power circuit when the program can automatically when idle power outages. Application platform with C51