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SHUZIMIAOBIAO
- 秒表的逻辑结构比较简单，它主要由、显示译码器、分频器、十进制计数器、报警器和六进制计数器组成。在整个秒表中最关键是如何获得一个精确的100Hz计时脉冲，除此之外，整个秒表还需要一个启动信号和一个归零信号，以便能够随时启动及停止。 秒表有六个输出显示，分别为百分之一秒，十分之一秒、秒、十秒、分、十分，所以共有6个计数器与之对应，6个个计数器全为BCD码输出，这样便于同时显示译码器的连接。当计时达60分钟后，蜂鸣器鸣响10声。 -Stopwatch logical structure is
mfile
- Wide-band noise cancellation
GT3a
- Ultra wide band proposal
nRF24L01P_Product_Specification_1_0
- The nRF24L01+ is a single chip 2.4GHz transceiver with an embedded baseband protocol engine (Enhanced ShockBurst™ ), suitable for ultra low power wireless applications. The nRF24L01+ is designed for operation in the world wide ISM frequenc
NRF24L01_module
- Example code The nRF24L01+ is a single chip 2.4GHz transceiver with an embedded baseband protocol engine (Enhanced ShockBurst™ ), suitable for ultra low power wireless applications. The nRF24L01+ is designed for operation in the world
halfbandfiliter
- 数字信号处理半带滤波器，实现信号2倍上采样和低通滤波，16bit位宽数据-Digital signal processing the half-band filter, to achieve a signal 2 times up-sampling and low pass filtering, 16bit bit data wide
wide-band-amplifier
- 利用msp430f149控制程控增益放大器VCA810实现手动增益以及自动增益的功能，并在12864液晶显示屏上增益值和正弦波有效值-Use msp430f149 Control Programmable Gain Amplifier Gain VCA810 achieved manually and automatic gain function, and in the 12,864 gain value on the LCD screen and sine RMS
j05e
- J05E 是一款特小体积，超低功耗,平时输出为零电平（没有干扰）的超外差接收模块,工 作在315M/433.92M 频段。芯片内含稳压电路，具有较宽的工作电压范围 ，芯片高度集成了超外差接收电路的所有功能，具有较高的接收灵敏度和稳定性。芯片杂波辐射指标符合欧洲或北美管理标准。模块天线输入端口增加了微带电感有效提高了抗静电能力，产品一致性比J05U 有很大的提高，引脚功能与 J05U 完全兼容，是 J05U 的升级替换产品。-J05E is a special small size, low
costas_DPSK
- 采用costas环进行DPSK解调的程序。输入数据速率2.4Kbps，载波频率12KHz，采样率1.6MHz， 输入数据位宽12位，快捕带为799.617Hz-Costas ring using DPSK demodulation process. Input data rate 2.4Kbps, carrier frequency 12KHz, sampling rate 1.6MHz, the input data 12 bits wide, fast catching band is 79
beacon
- Ultra Wide Band Beacon management for Linux v2.13.6.
AD_DA_KEY_LCD
- 电子设计大赛程控宽带放大器，6DB步进，7级可调，适用芯片VCA810，有AD/DA按键lcd程序-wide-band amplify useing chip VCA810,6DB each ,total 42DB,with AD/DA,key,LCD