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功能:利用时钟芯片DS12887在LCD(LCM141)上显示时间,通过4×4键盘来修改时间,利用MAXIM232进行标准串口发送。4×4键盘中有数字键(0~9...
功能:利用时钟芯片DS12887在LCD(LCM141)上显示时间,通过4×4键盘来修改时间,利用MAXIM232进行标准串口发送。4×4键盘中有数字键(0~9)和功能键(F1键为“→”,F2键为“←”,F4键为“发送”,设置键为“设置当前时间”,确定键为“把修改的当前时间写入到DS12887相应的存储单元中”)。
硬件:单片机为8K的98C52(ATMEL),LCD为北京青云的LCM141,标准串口总线为MAXIM的232芯片,时钟芯片为DS12887(DALLAS)
-Function: the use of clock chip DS12887 in the LCD (LCM141) show time, through the 4 × 4 keyboard to modify the time and using the standard serial port to send MAXIM232. 4 × 4 keyboard in numeric keypad (0 ~ 9) and the function keys (F1 key for the
- 2022-03-23 17:56:11下载
- 积分:1
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C51很好的IO模拟串口程序,也称软件UART。只需用一个定时器,实现中断接收。程序编写得很规范,有很多个晶振频率和串口频率可选。是一个比较好的软件串口程序。...
C51很好的IO模拟串口程序,也称软件UART。只需用一个定时器,实现中断接收。程序编写得很规范,有很多个晶振频率和串口频率可选。是一个比较好的软件串口程序。-C51 a good simulation of serial IO program, also known as the software UART. Just use a timer to achieve interrupt reception. Programming very standardized, there are many a crystal oscillator frequency and the frequency of an optional serial port. Is a relatively good software serial programs.
- 2022-03-24 18:01:50下载
- 积分:1
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sed1335液晶显示控制器应用技术资料,应用广泛,必备工具。
sed1335液晶显示控制器应用技术资料,应用广泛,必备工具。-sed1335 LCD controller information technology, widespread use, essential tools.
- 2023-07-03 05:05:04下载
- 积分:1
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在51单片机系统中利用专用以太网控制芯片RTL8019AS实现以太网接口...
在51单片机系统中利用专用以太网控制芯片RTL8019AS实现以太网接口-51 single-chip microcomputer system in the use of a dedicated control chip RTL8019AS Ethernet Ethernet interface
- 2022-12-18 00:35:03下载
- 积分:1
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AT89S51读写I2C总线实验之1602液晶显示
单片机对I2C总线的读写在实际的测量中有很大的作用,比如用AT24CXX系列存储实验数据等,现用AT89...
AT89S51读写I2C总线实验之1602液晶显示
单片机对I2C总线的读写在实际的测量中有很大的作用,比如用AT24CXX系列存储实验数据等,现用AT89S51读写24C02,为了使得读出的数据能直观的表达,所以用1602液晶显示。
-AT89S51 read and write I2C bus of the 1602 experimental single-chip LCD to read and write on the I2C bus in the actual measurement has a significant role, such as the use of experimental data storage AT24CXX series, are currently using AT89S51 literacy 24C02, in order to make read out the expression of visual data, so use 1602 liquid crystal display.
- 2022-06-01 19:09:25下载
- 积分:1
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该程序为51单片机做的频率计,可计频率可达999 HZ.
该程序为51单片机做的频率计,可计频率可达999 HZ.-The program for 51 single-chip to do the frequency meter may include frequency up to 999 HZ.
- 2022-01-26 02:26:37下载
- 积分:1
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zlg7289 comprehensive description text block containing assembler, use, a very g...
zlg7289全面说明文挡,含汇编程序,使用说明,一份很不错的资料。-zlg7289 comprehensive description text block containing assembler, use, a very good information.
- 2022-01-22 14:51:41下载
- 积分:1
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MCU protocol stack (TCP/IP)
单片机协议栈(TCP/IP)-MCU protocol stack (TCP/IP)
- 2023-01-29 09:30:04下载
- 积分:1
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10种消除干扰模数转换软件滤波方法的示例程序
10种消除干扰模数转换软件滤波方法的示例程序-The elimination of 10 kinds of analog-to-digital conversion software filtering method of sample programs
- 2022-05-14 23:55:31下载
- 积分:1
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单片机实现TCPIP协议的完整C源程序
TCP <
单片机实现TCPIP协议的完整C源程序
TCP RS232 的应用
分配本地用户自定义服务模式应用TCP端口号-MCU TCPIP protocol complete C source code
- 2022-02-07 01:42:51下载
- 积分:1