TQFP-44-LQFP-44-package-library

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.)

TI公司MSP430系列单片机的protel原理图库文件(TI company MSP430 MCU series of principles of library files protel)

两轮独立小车编程，已经通过调试，可以站立行走，单片机编程。(Two independent car programming, has been through debugging, you can stand walking, single-chip programming.)

Keil uvision4.0 环境下的MCS-51单片机入门学习例程！(Keil uvision4.0 environment MCS-51 microcontroller started learning routines!)

nordic esb bootloader

YM1602C液晶显示“OK!”字符串。(YM1602C displays the "OK!".)

arduino平台红外传感器库及例程。实测可用(arduino platform libraries and routines infrared sensor)

51单片机C语言学习，C语言来编写单片机程序。Proteus仿真。(51 MCU C language learning, C language to write MCU program. Proteus simulation.)

proteus仿真，以LPC2138芯片为核心生成PWM波，控制升压斩波电路（PWM），实现稳定的高电压输出。包含AD转换、串口通信。(proteus simulation. This design use PWM wave generated by LPC2138 to control boost circuit and realized a steady high voltage output. ADC and serial port communication are involved in the design.)

led 动态显示与数据通信，采用单线单向传输，上位机将数据按通讯协议编码后向显示器送出，该程序为接收显示程序。(led dynamic display and data communications, using one-way one-way transmission, and host computer data communication protocol will be encoded to display sent, the procedure for receiving display program.)