Lcd_Test

说明：  PID control texas insturement

设计了基于单片机的计数器，可以统计进出商场人员数(Designed based on the single-chip counter, you can count the number of staff out of the mall)

FM2404铁电存储器 的历程，与AT2404有点区别，按资料上的说读写速度会比AT2404(FM2404 FRAM process, and the AT2404 a little difference, according to data read and write speed on that than the AT2404)

PZEM-014模块检测电压、电流、电功率、电能等信息，在LCD1602上显示(PZEM-014 module detects voltage, current, power, electric energy and other information, which is displayed on LCD1602.)

在keil编辑环境下完成了等精度脉冲宽度（时间间隔）的测量，该程序的硬件平台是用at89C52单片机和CPLD（epm7128slc84）以及液晶组成(The keil completed the editing environment such as precision pulse width (time interval) measurements, the program' s hardware platform is at89C52 MCU and CPLD (epm7128slc84), as well as liquid crystal composition)

Programm that could hide picture into picture by using methods of steganography

msp430心电仪解决方案，IAR程序。(msp430 ECG instrument solutions, IAR process.)

通过51单片机设计一个电子时钟，精确到秒，可以通过按键调节时间(By 51 microcontroller design an electronic clock, accurate to seconds, you can adjust the time by pressing a button)

12864液晶显示程序 带中文字库 可以画图 写汉字 (12864 LCD process)

SILABS新推出SI4463完整DEMO板原理图、PCB图、DEMO程序下载。传输距离1000~2000米 SILABS新推出EZradioPRO系列RFIC:SI4432,适合长远距离的无线数据传输应用.其发射功率+20dbm,接收灵敏度-116dbm,通讯距离2000米 SI4463特点 频率范围= 119–1050 MHz 接收灵敏度 = –126 dBm 调频模式 (G)FSK and 4(G)FSK OOK and ASK 最大输出功率 +20 dBm (Si4464/63) +16 dBm (Si4461) +13 dBm (Si4460) PA支持 +27 dBm 低功耗 10/13 mA RX 19 mA TX at +10 dBm (Si4460) 待机模式 30 nA shutdown, 50 nA standby 波特率= 0.123 kbps to 1Mbps 快速唤醒转换时间 支持电压= 1.8 to 3.6 V Excellent selectivity performance 60 dB adjacent channel > 73 dB blocking at 1 MHz 天线多样性和T / R开关控制 高度可配置的包处理程序 TX and RX 64 byte FIFOs 自动频选(AFC) 自动增益控制 (AGC) 低成本 Low Battery Detector 温度传感器 20-pin QFN 封装 IEEE 802.15.4g compliant FCC Part 90 Mask D (SILABS new EZradioPRO series RFICs: SI4432, suitable for long-term distance wireless data transmission applications. Emission power+20dbm, receiver sensitivity-116dbm 2000 meters communication distance the SI4463 characteristics of the frequency range = 119-1050 MHz Receiving Sensitivity =-126 dBm FM mode ( G) FSK and 4 (G) FSK OOK and ASK the maximum output power+20 dBm (Si4464/63)+16 dBm, (Si4461)+13 dBm, (Si4460) PA to support+27 dBm low-power 10/13 mA RX 19 mA TX at+10 dBm (Si4460) 30 nA of the shutdown of the standby mode, 50 nA, the standby baud rate = 0.123 kbps to 1Mbps fast wake-up voltage conversion time support = 1.8 to 3.6 V Excellent selectivity Performance 60 dB adjacent channel> 73 dB, the blocking at 1 MHz antenna diversity and T/R switch control highly configurable packet handler TX and RX 64 byte FIFOs automatic frequency-selective (AFC) Automatic Gain Control (AGC) low-cost Low Battery Detector temperature sensor 20-pin QFN package IEEE 802.15.4g compliant FCC Par)