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简易谐波分析仪
- 采用12位MAX 197对外部信号采样。采用全周波傅立叶积分算法，对采样信号进行处理，对电力系统的电压有效值、功率等特征量进行实时在线监测；采用全数字测量法测量相位差；并采用自适应技术调整采样间隔，消除非同步采样对计算造成的误差，利用PIC18F458捕获功能实时监测电力系统频率波动，修订采样间隔。分析了各量的测量误差，均达到标准。并提供友好的人机交互界面。-used 12 MAX 197 pairs external signal sampling. Using Fourier-Cycle I
app_1602B_lcd_using_sample_c_code
- 本实验以常见的1602B字符型LCD模块为例，介绍该模块的简单使用。1602B可以显示2行16个字符，有8位数据总线D0-D7，和RS、R/W、EN三个控制端口，工作电压为5V，并且带有字符对比度调节和背光。-this experiment common 1602B character LCD module, the module is a simple to use. 1602B shows two line 16 characters, 8-bit data bus D0 - D7, and
PLCi36-III.rar
- PLCi36-III低压电力线载波数据通道芯片（DL/T645-1997/2007协议）,PLCi36-III low-voltage power line carrier data channel chip [DL/T645-1997/2007 Protocol]
PLCi38-III.rar
- PLCi38-III低压电力线载波通信控制芯片（DL/T645-1997/2007协议）,PLCi38-III Low Voltage Power Line Carrier Communication Control chip [DL/T645-1997/2007 Protocol]
leakcu
- 基于 PLC935单片机的三相漏电检测系统，可采集三相线的电压，电流值，并将采集的数值通过485总线返回上位机-PLC935-based single-chip three-phase leakage detection system can collect three-phase line voltage, current value, and acquisition of values through the 485 bus to return to PC
Example
- 电压控制程序,符合各种设备需要,核心程序,IBm专属-Voltage control procedures, in line with the needs of a variety of devices, the core program, IBm exclusive
TRY_TOT_3
- 数字电压采集系统，将各种传感器采样得到的0到5V电压值经行AD转换。并将采样值进行LED数码显示。-Digital voltage acquisition system will be sampling a variety of sensors from 0 to 5V voltage conversion by the line AD. Sample values and LED digital display.
ES16-III
- ES16-III 低压电力线载波通信电能数据处理芯片（DL/T645协议）-ES16-III low-voltage power line carrier communication power of data-processing chip [DL/T645 Protocol]
PLCi36M-III
- PLCi36M-III低压电力线载波数据通道芯片（DL/T645-1997/2007协-PLCi36M-III low-voltage power line carrier data channel chip [DL/T645-1997/2007 Association
gngf
- 用ICL7107制作数字表的几个技巧。ICL7107是美国英特西尔公司产 品，是专为驱动LED数码管设计的3 双积分式A／D转换器，采用双列直 插40引脚封装，外围元件少，由它制 作的数字表具有线路简单、工作可靠、 性能稳定以及成本低等特点，可广泛应 用于电压、电流、温度、压力等各种测量 场合。-ICL7107 figure produced by some of the skills table. ICL7107 are特西尔American-British com
tds220
- 了解示波器，示波器早已成为检测电子线路最有效的工具之一,通过观察线路关键节点的电压电流波形可以直观地检查线路工作是否正常,验证设计是否恰当。-Learn Oscilloscopes, Oscilloscope Detect electronic circuits has become the most effective instrument of one of the key by observing the line voltage and current waveform of the n
DA
- 本程序使用STC12C5AXXS2系列单片机，在P1.3输出0～5V的电压。可通过串口在线对输出电压进行控制，并通过串口在上位机显示当时的输出电压。仅需一片单片机和两个10k的电阻和0.1uF的电容。内有硬件连线图。-This procedure used STC12C5AXXS2 series of single-chip, in the P1.3 output voltage of 0 ~ 5V. Through the serial line to control the output v
2004818105518701
- 3310液晶显示屏C51测试程序 2004/07/31/BD2YA 接脚资料： Pin Signal Descr iption Port 1:VDD Power Input. Logic supply voltage range VDD to GND : 2.7 to 3.3 V 2:SCLK Serial clock. Input for the clock signal: 0.0 to 4.0 Mbits/s. 3:SDIN Serial data.
LPC935KeyToIRcode
- 使用LPC935用于模拟电压按键转遥控码,使面板按键节省和遥控共用通讯线.-LPC935 for use of the analog voltage to the remote control button code, so that panel and remote control buttons to save the shared communication line.
DigitalCtrolPower
- 该资料为数控电源程序，基于at89s52的数控电源，输出0到5V,步进0.1V.采用串行AD TLC549和换行DA TLC5615.TLC549用来电压信号采集并在lcd1602上显示设置电压和实际输出电压。-Power of the information for the NC procedure, NC at89s52-based power supply, output 0 to 5V, step 0.1V. Serial AD TLC549 and DA TLC5615.TLC549
ST7538
- 介绍一种最新推出的电力载波调制解调器芯片ST7538的基本原理，给出ST7538的主要控制电路和接口电路，讨论应用该芯片后些注意事项。-In this paper，the power line monitor system with stable performance，good reliability and accurate warning has been designed，in which street light monitoring and controlling and elect
CRD5463PM_RD2
- CRD5463PM Power Monitor Reference Design and Software The CRD5463PM demonstrates the CS5463 power measurement IC. It has an integrated AC-DC power supply,voltage and current sensors, and isolated UART/USB interface. Working with the GUI softwa
TEA1062
- The TEA1062 and TEA1062A are integrated circuits that perform all speech and line interface functions required in fully electronic telephone sets. They perform electronic switching between dialling and speech. The ICs operate at line voltage
u3vw1x.ZIP
- 矩阵变换器双电压合成策略的非线性补偿法Matrix converter based on two line voltage synthesis strategy of nonlinear compensation method-Matrix converter based on two line voltage synthesis strategy of nonlinear compensation method
BSP450_IC-ON-LINE[1][1].CN
- BSP450,高速转换，用于电源开关。3脚是TTL电平输入，4脚是工作电压输入，当3脚作用时，4脚与1脚导通。-BSP450, high-speed conversion, for the power switch. 3 is a TTL level input pin, 4 pin is the input voltage, when the role of 3 feet, 4 feet and 1 foot turn.