12887test

采用STM407实现摄像头OV2640获取图片数据，通过TCP网络上传显示。图片1024*768的时候，能实现每秒3帧左右的传输，速度还可以。直接工程文件。(The video data of the camera OV2640 is obtained by STM407, and the display is uploaded through the TCP network. Image 1024*768, can achieve about 3 frames per second transmission, the speed is still available. Direct engineering documents.)

这是全智能充电器的全部代码之VI部分，一个很好很实用的充电器程序。(This is a full-smart charger all the code of the VI part of a good charger is very useful program.)

uising different ICI self-cancellation scheme to see its performance(uising different ICI self-cancellation s cheme to see its performance)

说明：  在STM32F407平台上进行AD7616采集(Ad7616 acquisition on stm32f407 platform)

stm32f407使用OV2640摄像头进行拍照存储到sd卡中(stm32f407 using OV2640 camera to take pictures sd memory card)

ARM Cortex-A8 裸板，定时器4 和定时器0的测试程序(ARM Cortex-A8 bare boards, Timer 4 and Timer 0 testing procedures)

125k t5557卡 读写(keil C51 T5557 READER)

针对被控对象存在的大惯性、纯滞后的特点,采用了模糊控制方式的控制策略,设计了一种高精度温度控制算法，并以STC89C52单片机为核心, 以及测温元件、转换电路等构成闭环温度控制系统。(object against the great inertia, pure hysteresis characteristics, fuzzy control the control strategy, design a high-precision temperature control algorithm, and STC89C52 microcontroller core, and the temperature components, conversion circuits comprise a closed-loop temperature control system.)

电子血压计工作原理和设计 统由恒流源、压力传感器、放大电路、带通滤波、二次放大、血压脉冲触发、液晶驱动器、键盘语音电路和单片机组成。(Electronic blood pressure monitors working principle and design of integration by the constant current source, pressure sensor, amplifier, band-pass filtering, the second amplification, blood pressure, pulse trigger, LCD drivers, keyboard, voice circuits and microprocessor component.)

TI公司的ADS1299是8路低噪音同时取样的24位delta-sigma ADC,并内置了可编程增益放大器(PGA),基准电压和振荡器,集成了脑电图(EEG)所需的通用特性.器件具有非常低的输入参考噪音:1.0 μVPP (70-Hz BW),没路的功耗5mW,输入偏置电流300pA,数据速率250SPS到16kSPS,C1.0 μVPP (70-Hz BW),CMMR为-110dB,可编程增益为1, 2, 4, 6, 8, 12或24,单极或双极电源工作,主要用在医疗仪器如EEG和ECG,听觉诱发电位(EAP),脑电双频谱指数(BIS),睡眠研究监测等,高精度多路信号采集.(The ADS1299 is a low-noise, multichannel, simultaneous-sampling, 24-bit, delta-sigma (ΔΣ) analog-to-digital converter (ADC) with a built-in programmable gain amplifier (PGA), internal reference, and an onboard oscillator. The ADS1299 incorporates all commonly-required features for electroencephalogram (EEG) applications.)