10位三线da转换驱动程序,通过单片机模拟spi

Atmel系列UART

本程序为应用在Arm7下的Ps2键盘接口程序。避免了因多中断而数据出现错误的情况-This procedure is used in ARM7 under the Ps2 keyboard interface program. To avoid interruption caused by more than the case of data error

把单片机串口通讯改造为SPI通讯接口源程序，使用C51语言编写，可以用于MCS8051单片机-put microcontroller serial communications to transform SPI interface source, the use of C51 language, which can be used Mcs8051 MCU

一个实用的LED条型显示屏程序，采用PHLIPS P89C51RD2芯片，LED显示驱动板为1/16分扫。本程序已经成功应用于多种场合-A practical LED bar display procedures PHLIPS P89C51RD2 chip, LED display driver board for 1/16 sweep. This procedure has been successfully applied to many occasions

DS12887A是Dallas公司的一款内置电池的时钟芯片。该程序基于GCC，实现了对DS12877A的操作，包括启动，调整，读取，设置时间的操作，还带万年历哦。-DS12887A is Dallas

单片机控制80*16LED屏！！现在只能左移屏！-SCM 80* 16LED screen! ! Now only the left screen!

LPC935单片机,带AD,DA的-LPC935 microcontroller, with AD, DA

单片机接口扩展的例子-microcontroller interface expansion examples

单片机定时器的应用，通过对专用寄存器的设定，完成定时计数功能！-Application of single-chip timer, by setting a dedicated register, complete the count function from time to time!

电子钟试验 电子钟试验以protel实现电子钟 -E-bell test