I2C

Atmega128l连接1602显示屏的一个小实例(Atmega128l connected to a small example of the 1602 display)

说明：  基于STC51单片机，实现dds的算法部分(Based on 51, the algorithm part of the realization of dds)

用12864加STC12C5A60S2做的GPS解析(GPS Analysis with 12864 and STC12C5A60S2)

说明：  实现电池的充放电功能，恒流充电、恒压放电，充电电流步进可调，步进值0.1A，电流控制精度6%。充电变换器的效率为85%。(The charging and discharging function of the battery is realized, including constant current charging and constant voltage discharging. The charging current can be adjusted step by step, the step value is 0.1A, and the current control accuracy is 6%. The efficiency of the charging converter is 85%.)

SG-TOP808 SJA1000实验程序CAN转232 5kbps(SG-TOP808 SJA1000 CAN turn 232 5kbps experimental procedure)

说明：  冷风扇控制板程序开发，三挡触摸调档。完整程序。(Cold fan control board program development, three touch shift)

瑞萨单片机rl78 iic程序 官方源码 亲测 能用(Renesas MCU rl78 iic official source program   Pro-test can)

通过NXP NFC Reader IC RC523 读取Felica (NFC TYPE 3)card，配合NXPRdLib使用（NXP官网下载） (Read Felica(NFC TYPE 3)card with RC523)

变压器的Ansoft仿真，建立了完好的变压器模型，可以测量变压器个部分的磁场(Transformer Ansoft simulation, the establishment of a sound transformer model, to measure transformer is a part of the magnetic field)

能够快速读取电子海图，还有简单的显示功能(ENC )