单片机普通io口模拟标准串口，可以实现各种波特率传输。

凌阳单片机波形发生器的设计-Sunplus SCM waveform generator design

】本文介绍了一个使用单片机和CPLD联合控制步进电机的方案。首先阐明步进电机的工作原理及控制方法，然后 提出了系统的软硬件设计框架，详细讨论了单片机和CPLD的逻辑接口问题和交换数据的协议，以及用状态机来设计脉冲分配器 的方法。-This paper describes a combined use of SCM and CPLD stepper motor control program. First of all, to clarify the working principle of stepper motor and control method, and then put forward a system of hardware and software design framework for a detailed discussion of the MCU and CPLD logic interface issues and data exchange agreements, as well as the use of state machine design Pulse Distributor methods.

smart board 测试程序原代码-smart board the original test procedure code

pt2240 Datasheet only.

usb host的驱动程序,用于实现usb端口的初始化等-usb host driver for the usb port initialization realize such

/*P89CXX计算机程序员发送*//*所需定义编程cpu类型0:P89C51 1:P89C52 2:P89C54 3:P89C58 4:P89C51RC 5:P89C51RD*/

扫雷程序,基于51系列-clearance procedures, based on the 51 Series

MF500非接触式IC卡开发板源程序 -MF500非接触式IC卡开发板源程序

这是一个实现利用gsm模块通信的visual basic 源程序-This is a system to use the gsm module communications, visual basic source code

32位arm9微处理器S3C2410的led流水灯测试源代码-32-bit ARM9 microprocessor S3C2410 the led lights water testing source code