一种自激式开关稳压电源的设计, pdf格式

记录切换次数，并通过数码管显示记录到的次数-录 谢 通 示 录 拇

应用于ARM7单片机的UART源码,已通过调试-ARM7 MCU UART used source, has passed through debugging

keil编译,单片机资料,Can通讯。-keil compiler, microcontroller information, Can communications.

LCD12864驱动开发，在KeilC51中非常有用

=== =时钟20:6=== === == 应先初始化状态寄存器 tx1714 EQU 7FFH PA EQU 05H PB EQU 06H PC EQU 07H PD EQU 20H IAR EQU 00H 间接寻址寄存器 TMR0 EQU 01H 定时器 STATUS EQU 03H 状态寄存器 BSR EQU 04H bank选择寄存器 PORTA EQU 05H I/0端口寄存器 PORTB EQU 06H I/0端口寄存器 PORTC EQU 07H I/0端口寄存器 PORTD EQU 20H I/0端口寄存器 PULL EQU 21H PULL-High上拉寄存器 WAKEUP EQU 22H 唤醒控制寄存器－－被用来设定watchdog允许和禁止 IRQM EQU 23H 中断屏蔽寄存器 IRQF EQU 24H 中断标志寄存器 WDTSEL EQU 25H -=== === = clock 20 : 6 === === === == should first register initialization state tx1714 EQU 7FFH EQU PA PB EQU 05H 06H 07H PC EQU PD EQU 20H IAR E QU 00H indirectly addressable registers TMR0 EQU 01H timer STATUS EQU Mr send state BSR EQU-deposit bank in the 04H choice Register PORTA EQU 05H I/O ports Register P ORTB EQU 06H I/O ports Register PORTC EQU 07H I/O ports Register POR TD EQU 20H I/O ports Register PULL EQU 21H PULL-High pull Register WAKEUP EQU 22H awaken control registers-- were used to set watchdog allowed and prohi

at24c02读写函数。全部以打包完毕，使用时只需调用相应函数即可-at24c02 read and write functions. All finished in packages, use the function can simply call the corresponding

自行开发的51单片机电子钟程序，且带有上位机通讯的功能。-self-developed electronic bell 51 SCM procedures and communication with PC functions.

基于国旗升降控制系统的设计与实现，采用汇编语言设计源代码。-Based on the national flag take-off and landing control system design and realization of the design using assembly language source code.

工 程 名:DG128串行查询(SCIpooling) 硬件连接:MCU的串行口与PC机的串行口相连 。 程序描述:利用查询方式把收到的数据发送回去。波特率为9600,使用SCI0口-Project name: DG128 serial query (SCIpooling) hardware connection: MCU

一个用PIC16F84A做的音乐门铃源程序-A PIC16F84A to do with music doorbell source