ddxnbpi4

说明：  用来驱动DDS芯片AD9956，使其合成频率信号。针对AD9956的优良特性，实现频率和相位的控制。(It is used to drive DDS chip AD9956 to synthesize frequency signal. Aiming at the excellent characteristics of AD9956, frequency and phase control is realized.)

说明：  在STM32F103RET6测试，FreeRTOS版本V10.0.1，STM32固件版本V3.5。 连接MQTT正常订阅接收数据，修user_mqtt.h头文件即可使用。(In stm32f103ret6 test, FreeRTOS version v10.0.1, STM32 firmware version v3.5. Connect to mqtt, subscribe to receive data normally, and repair user_ The mqtt. H header file can be used.)

PIC12F675 GP3使用方法程序 加protues 仿真 (PIC12F675 GP3 plus protues simulation using the methods and procedures)

STC12C5A60S2单片机驱动4位共阴数码管动态的显示的电子钟。包含具体的制作步骤和源代码( A STC12C5A60S2 driven by the four common cathode LED electronic clock.)

说明：  RC522读取卡片UID,ATK-ESP8266 WIFI功能实现(RC522 reads card UID, ATK-ESP8266 WIFI function realization)

使用Atmega16单片机和Att7022计量芯片检测有功功率，有详细的校表过程，在此程序基础上可已开发更多功能(Att7022 Atmega16 measured using microarray microcontroller and active, detailed calibration process, this procedure can be developed on the basis of more features)

基本STC51单片机的PWM双直流电流扫描激光灯，通过控制两电机的不同速度比来实现多种图案的扫描显示。(Basic STC51 MCU PWM double dc current scanning laser, by controlling the different speed ratios of the two motor to realize the scans showed a variety of design.)

Advanced control of a doubly-fed induction generator for wind energy conversion

PSSE风机模型，有1.5MW，1.6MW和3.6MW各个详细模型参数(wind farm in PSSE)

ESP8266新手调试代码。包含网络助手 APP(ESP8266 code This is for beginners)