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SINE_SIGNAL_generator_base_on_Single_Chip_Micyoco.
- 以SPCE061A单片机( Single Chip Micyoco)为核心,通过DDS合成技术设计制作了一个步进值能任意调节的多功能信号源。该信号源在1KHz~10MHz范围能输出稳定可调的正弦波,并具有AM、FM、ASK和PSK等调制功能。信号输出部分采用低损耗电流反馈型宽带运放作电压放大,很好地解决了带宽和带负载能力的要求。系统带中文显示和键盘控制功能,操作简便,实现效果良好。 内含 原程序,正弦信号发生器的pCB原理图,以及一些相关论文。-to SPCE061A (Single Ch
PWM-c51
- 零耗时低频宽脉冲软PWM信号控制Keil C51演示程序,转摘!-zero time-consuming low-bandwidth pulses Soft PWM control signal Keil C51 demo program, journals!
bwmeter files
- USB带宽测试的程序,针对CY7C68013的USB2.0接口芯片,编译环境为KEIL -USB bandwidth test procedures against CY7C68013 USB 2.0 interface chip, compile environment for KEIL
dangong.rar
- ① 设计并制作一个主站,传送一路语音信号,其发射频率在30MHz~40MHz之间自行选择,发射峰值功率不大于20mW(50 假负载电阻上测定),射频信号带宽及调制方式自定,主站传送信号的输入采用话筒和线路输入两种方式; ② 设计并制作一个从站,其接收频率与主站相对应,从站必须采用电池组供电,用耳机收听语音信号; ③ 当传送信号为300Hz~3400Hz的正弦波时,去掉收、发天线,用一个功率衰减20dB左右的衰减器连接主、从站天线端子,通过示波器观察从站耳机两端的接收波形,波形
lmscope
- 一个简单示波器的源代码,用ARM实现的,就用其自带的ADC采样,带宽为1M。-A simple oscilloscope source code, with ARM to achieve, on its own ADC sampling, bandwidth of 1M.
Green
- ADSL测试仪,用于测试ADSL网络的带宽等-ADSL tester, for testing ADSL network bandwidth, etc.
12864110
- 最高实时取样率2M点/秒,精度8Bit 取样缓冲器深度:256字节 模拟频带宽度 0 - 1MHz 垂直灵敏度100mV/Div - 5V/Div (按1-2-5 方式递进)-2M real-time sampling rate of the highest points/sec, accuracy of sampling 8Bit buffer depth: 256 bytes bandwidth analog 0- 1MHz vertical sensitivity 100
LF347_PDF
- LF347高速运放,4MHz带宽,英文版PDF-LF347 speed op amp, 4MHz bandwidth, English PDF
PWM
- 基于51单片机的零耗时低频宽脉冲软PWM信号控制Keil C51演示程序,利用软件模拟PWM。-MCU-based 51-pulse soft-zero time-consuming and low-bandwidth PWM signal control Keil C51 demo program, using software simulation PWM.
zx
- 程序经本人自己编写,调试通过。该程序基于AT89C52单片机的函数发生器程序,程序包含了ADC和双DAC模块,显示在数码管上,显示波形多样,显示频率带宽。-After I write your own program, debug through. The program is based on AT89C52 microcontroller function generator program, the program includes the ADC and dual DAC modules
notes
- bandwidth allocation prediction for adhoc network
TFT_LCD
- 单片机示波器 源码 模拟带宽10MHZ -SCM source analog bandwidth oscilloscope 10MHZ
LF398
- LF398采样保持器,由双极性绝缘栅场效应管组成,它具有采样速度快、保持下降速度慢、精度高等特点,采样时间小于6μs时精度可达O.01%;采用双极性输入状态可获得低偏置电压和宽频带;抗干扰能力强,不易受温度影响;芯片上的逻辑输入端均为具有低输入电流的差动输入,允许直接与TTL、PMOS和CMOS相连,差动门限为1.4 V,电源电压可在士5 V和±18 V之间变化.-LF398 sample and hold device, the insulated gate bipolar field ef
pwm
- 实现PWM带宽脉冲调制,占空比可调,调解比例大-The bandwidth to achieve PWM pulse modulation, duty cycle adjustable, mediation large proportion of
thesis_SWITCHED_RELUCTANCE_MOTOR
- As traditional control schemes, open-loop Hysteresis and closed-loop pulse-width- modulation (PWM) have been used for the switched reluctance motor (SRM) current controller. The Hysteresis controller induces large unpleasant audible noises because
L293D
- 具有关断状态的单路宽带宽高输出驱动单路电源运算放大器-Off state with a single lane is bandwidth, high output drive Single Supply Operational Amplifier
INVESTIGATINGTHEIMPACT
- or future wireless communications systems, parameters like high transmission data rate, spectral efficiency, and reliability are extremely necessary. In a multipath wireless channel, deploying multiple antennas at both the transmitter and receiver he
PMW
- PWM是一种对模拟信号电平进行数字编码的方法。通过高分辨率计数器的使用,方波的占空比被调制用来对一个具体模拟信号的电平进行编码。PWM信号仍然是数字的,因为在给定的任何时刻,满幅值的直流供电要么完全有(ON),要么完全无(OFF)。电压或电流源是以一种通(ON)或断(OFF)的重复脉冲序列被加到模拟负载上去的。通的时候即是直流供电被加到负载上的时候,断的时候即是供电被断开的时候。只要带宽足够,任何模拟值都可以使用PWM进行编码。 -PWM is an analog signal levels
Access_AD9779A
- 通信系统中,用单片机来配置,AD9779A,芯片,以达到,系统要求的带宽-Communication system, with the microcontroller to configure, AD9779A, chips, in order to achieve, the bandwidth of the system requirements
EPON_KeyTech
- 本文讨论了EPON MAC中的测距技术、上行带宽分配算法及ONU的软、硬件实现方案。由于E-PON的MAC协议还在讨论之中,所以EPON MAC中的其他问题还有待于进一步研究探讨,软硬件实现还有待专用芯片的推出和IP核心的研制,EPON真正走上市场,还需广大科研人员付出艰苦的努力-This article discusses the distance EPON MAC technology, upstream bandwidth allocation algorithm and ONU soft