LWIP 1.30蓝牙PPP

lcm显示代码.用于1602的液晶原代码.测试已经通过.-lcm display code

使用51单片机STC12C5A60S2，在Keil C下变成，编码盘采集会转速后，单片机根据设定转速与实际转速差值，通过PID算法后得到一个PWM值，给定驱动模块实现数字PID调速。

ARM ADS工程样例，S3C4510B平台，属于工程arm0_led_loop.mcp-ARM ADS engineering sample, S3C4510B platform, the engineering arm0_led_loop.mcp

S3C2440底层硬件的初始化，包括设置跳转向量表，关看门狗、设置系统时钟，关闭数据、指令缓存，LCD的初始化，中断初始化等

arm time 调试程序。含中断。初学者有大用。交流。-arm time debugger. Containing interrupted. Beginners have Dayong. Exchange.

This solution is an 80mm thermal printer printer that employs IPI 800932 print heads and an automatic paper cutter.  This printer has a wide range of applications and can be used to print various receipts and invoices for POS systems,  cashiers, and ATM.This solution utilizes the NUC505 series and is capable of reaching a printing speed of 150mm per  second. It supports multiple transmission methods, including Bluetooth, serial ports, network ports, USB printer class,  and so on, and supports Ethernet data communication and data transmission. This solution is also furnished with  out-of-paper detection and overheating protection circuits.  This file includes the PC software and source code of 80mm Thermal Printer. File Path: PC software: SW_NUC505_80mm_Thermal_Printer_V1.0PC Software

STM32是以Cortex-M3为核的处理器，该例程介绍STM32下如何对DMA进行操作。在许多情况下需要用到DMA，比如USB的批量传输等。-Cortex-M3 based STM32-core processor for the routine introduction STM32 how to operate on the DMA. In many cases the need to use DMA, such as USB bulk transfer.

用AT91SAM7S64 的USB口 做一个RS232的设备 包含： PC上的驱动程序 KEIL下的源码 简单的使用手册 是一份不错的学习资料 -AT91SAM7S64 to do with the USB port with an RS232 device: PC on the driver source code under KEIL a simple user" s manual is a good learning materials

ARM7开发板上做的U盘的源码,内有文档与具体例程-ARM7 development board to do U-disk source, which has a document with specific routines

this is ipl loader for hitachi SH4 processor.-this is ipl loader for hitachi SH4 processo r.