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PROFIBUSDP
利用单片机软件编写PRO兀BUS—DP从站协议,并改进PROFIBUS.DP从站驱动电路实现了PROFIBUS—
DP的从站功能,取代了西门子公司的专用协议芯片SPC3。给出了PROFIBUS.DP从站硬件电路图和PROFI—
BUS·DP从站软件程序流程图,由CP56ll和PC机构成主站与从站组成了通讯系统。分步骤详述了系统调试过
程。该方法可以降低系统成本、提高设计的灵活性并解决协议芯片来源单一导致的产品受限问题。(Microcomputer software development using PRO Wu BUS-DP slave protocol, and to improve the PROFIBUS. DP slave drive circuit of the PROFIBUS-DP functions from the station, replacing the company' s special protocol chip Siemens SPC3. Given PROFIBUS. DP slave hardware circuit and the PROFI-BUS · DP slave software program flow chart, the CP56ll and PC bodies into the main station and from stations of the communication system. System debugging process step by step details. This method can reduce the system cost, increase design flexibility and resolve protocol chip products resulting from limited sources of a single issue.)
- 2010-05-30 22:34:20下载
- 积分:1
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lcd12864_c
说明: 熟悉pic控制12864 LCD的使用方法
LCD循环显示本站网址和电话
硬件要求:LCD直接与单片机的A口和D口相连接所有拨码开关置OFF
(Familiar with the pic to control the use of 12864 LCD cycle LCD display site URL and phone hardware: LCD directly with the MCU and D I A I connected all the allocated code switch OFF Purchase)
- 2008-11-03 21:04:28下载
- 积分:1
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DATATRANSFER
说明: 应用avr单片机atmega128和usb接口芯片进行数据传输的试验,完成了两者之间的数据通信。(Application avr usb interface chip microcontroller atmega128 and data transmission tests, completion of data communication between the two.)
- 2011-03-05 15:48:03下载
- 积分:1
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LedStudioBook
LED显示屏3,软件理解研究等,互相学习(3 LED display, software research to understand, learn each othe)
- 2014-12-16 10:43:32下载
- 积分:1
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chaoshengbo
这是超声波测距模块的最简单的测试程序,用1602显示(This is the most simple test program ultrasonic ranging module, with the 1602 show)
- 2014-05-08 08:23:24下载
- 积分:1
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fengimngqi
基于51单片机的简单c语言小程序,用于蜂鸣器的测试等(Based on 51 single simple small c language program for testing the buzzer)
- 2014-07-28 11:16:31下载
- 积分:1
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ChargerBMS_Tester
电动汽车与充电桩协议一致性测试软件ChargerBMS_Tester_V1.151 (ChargerBMS_Tester_V1.151 )
- 2020-07-02 04:00:01下载
- 积分:1
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15
说明: 本系统由单片机及其最小系统模块、热电偶测温模块、AD620信号放大模块、键盘模块、LED时钟显示模块、LCD图形显示模块、串口通讯模块组成。可以实现对多点温度的实时测量、分时显示,用户可以通过键盘选择需要显示的通道,也可以通过计算机上的用户界面查看温度变化,强大的显示功能给用户一个直观的印象。(?? ε ? ??? ??? ? Сε ? ?? dawdle ??煼? ? ?? dawdle AD620?? ?? ?? dawdle?? dawdle LED ? ? ? ?? dawdle LCD ? ?? ? ?? dawdle??? ?? ??? latch? ɡ?? ? ?? π? ? ? ?? ? ?? ?? ? ???-? ? ??? ???? ? ????? ? Ш?? ?? ????? ?? ? ????? ???? trouble? ? ?? ?仯?? ?? ?? ???? ??? ??? 5ē? ???)
- 2007-07-29 13:25:17下载
- 积分:1
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xhdkz
汽车信号灯控制系统的设计
汽车上的信号灯有:转向灯(左前灯、右前灯、左后灯、右后灯,仪表盘上的二 个指
示灯 )及夜间示 宽灯等 。 当汽车转 弯 、刺 车 停 靠时 ,转 向灯 发出不同 的信号 ;夜问 .则
点 亮示宽 灯。汽 车转弯或停 靠时 ,相应的 信号灯要 发出 闪烁 的灯光 信号 , 目前 国内广泛 缱 用 电热 式闪光 器产生 闪光信 号 。(Auto Light Control System lights on the car include: turn signal (front left light, right front lamp, left rear lamp, right rear lights, two lights on the instrument panel) and night lights, wide display. When the car turn, stop puncture car, the turn signal send mixed signals nighttime. The width light is lit. Car turns or stops, the corresponding signal to a flashing light signal, the current domestic-type electric flash wide loving generated by the flash signal.)
- 2010-11-14 03:44:21下载
- 积分:1
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SPI-NRF24L01(一对一通信)
NRF24L01的一对一通信,NRF24L01是2.4g的无线通讯模块,该文件有接收端和发送端两个历程(NRF24L01 is a one-to-one communication module. NRF24L01 is a 2.4G wireless communication module. This file has two processes: the receiving end and the sending end.)
- 2020-06-20 17:40:02下载
- 积分:1