matrix

查询式矩阵键盘，可以用数码管显示也可以用液晶显示屏显示，我用了lcd1602显示！(Inquiry matrix keyboard, can be displayed by digital tube, can also be displayed with LCD display, I used the LCD1602 display!)

本设计主要实现蓝牙智能遥控机器人，包含超声波壁障、红外壁障、倒车雷达等功能(The design of the main Bluetooth-enabled smart remote control robot, including ultrasonic barrier, infrared barrier, reversing radar function)

说明：  AD7175-2 24位ADC采集 stm32f103(Ad7175-2 24 bit ADC acquisition stm32f103)

温湿度传感器读取温湿度数值，有效解决了无法显示的问题(Temperature and humidity sensor reading temperature and humidity value, effectively solve the problem of unable to display)

说明：  STM32F407读nandflash串口上位机显示(STM32F407 Reads Nandflash Serial Port Display on PC)

里面含有2015年全国大学生电子竞赛的简易频谱分析仪的全部程序，基于STM32的ADF4351以及AD8310对数检波原理图(includeing based on STM32 sADF4351andAD8310)

2017年电子设计竞赛 ，G题 ：单相用电器分析监测，利用单片机驱动ATT7053读取电压电流等信息，进行分析监测。 基于KEIL5(2017 electronic design competition, G: single-phase electrical analysis and monitoring, using single-chip drive ATT7053 read voltage and current information, for analysis and monitoring.Based on KEIL5)

基于单片机C语言实现液晶屏的曲线显示，可用于示波器等系统。(SCM C language-based curve of the LCD display can be used for systems such as an oscilloscope.)

本文将选用一块支持 BDS/GPS 双模定位并具有低功耗特 点的芯片 ATGM332D-5N-3X 作为手持定位终端的定位模块。 ATGM332D-5N-3X 支持两种卫星导航系统进行组合定位，包括中国的 BDS （北斗卫星导航系统）， 美国的 GPS 。该模块具有 32 个跟踪通道，两个卫星导航系统的 GNSS 信号可同 时被接收，从而实现联合定位的功能。 ATGM332D-5N-3X 模块具有高灵敏度、 低功耗、低成本等特点，适用于船舶导航、车载导航、可穿戴设备等。(This article will choose a piece of support BDS/GPS Dual mode positioning with low power consumption Point chip ATGM332D-5N-3X As a positioning module for a handheld positioning terminal. ATGM332D-5N-3X Support two satellite navigation systems for combined positioning, including China. BDS (Beidou satellite navigation system), American GPS . The module has Thirty-two A tracking channel, two satellite navigation systems GNSS Signal can be identical It is received and the function of joint location is achieved. ATGM332D-5N-3X The module has high sensitivity, Low power consumption, low cost and other characteristics, suitable for ship navigation, vehicle navigation, wearable devices, etc.)

解析51单片机HEX文件的程序，生成二进制的内存文件。Craftor原创(A C program that can analysis HEX file and convert it into a binary file. By Craftor)