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自动报警系统的程序,在安防种比较试用,这里公开源码,给大家...
自动报警系统的程序,在安防种比较试用,这里公开源码,给大家-Automatic alarm system procedures, the Security species comparison trial, this open source, to the U.S.
- 2022-02-05 12:51:13下载
- 积分:1
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在窄带Rayleigh快衰落信道下几种检测方法的误码率性能比较
在窄带Rayleigh快衰落信道下几种检测方法的误码率性能比较-In the narrow-band Rayleigh Fast Fading Channels Several detection methods of error rate performance comparison
- 2022-11-21 18:10:03下载
- 积分:1
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c# plc modibus 通信
c# 串口 以太网通信 modibus 连接 plc
从文本框输入负数 -2 补码=反+1=进位+原数
Vb 清除输入缓冲区 输出缓冲区 c#用不用清除??哪个函数??
//發送二進制數據 ??????????????
private void SendBytesData(SerialPort serialPort)
{ ////从 文本框取得数据 如果负数 -2 怎么办????
byte[] bytesSend = Encoding.Default.GetBytes(txtSend.Text);
spcom.Write(bytesSend, 0, bytesSend.Length);
}
通过MODBUS TCP读写PLC源码
功能模块一:读写PLC主模块
using System;
using System.Net;
using System.Net.Sockets;
public static void WriteWord(int mwAddress,int mwValue)
{写字到以太网
if (init_plc() == 0)
{
try
{
hi = mwAddress / 256;
low = mwAddress - hi * 256;
hi1 = mwValue / 256; ///////////16bit
low1 = mwValue - hi * 256;
sendBuf[7] = 6;
sendBuf[8] = (byte)hi;
sendBuf[9] = (byte)low;
sendBuf[10]
- 2022-07-10 15:42:30下载
- 积分:1
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err
简单的OFDM系统仿真,有干扰和无干扰基于BPSK编码的OFDM系统-err
- 2022-03-22 23:40:01下载
- 积分:1
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基于访问控制等安全接入基础设施的规范化…
基于对等访问控制的安全接入基础结构规范,国家无线网络安全标准草案,捷通公司递交,这是相干内容的说明。-based on the access control and other security access infrastructure standardized, national wireless network security standards Bill Chatong firms to submit, it is coherent content of the note.
- 2022-08-06 13:21:51下载
- 积分:1
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this a book that learning serial programming
this a book that learning serial programming-this is a book that learning serial programming
- 2022-05-10 14:51:51下载
- 积分:1
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symbian platform on how fast the screen shows pictures, In symbian platform so p...
symbian平台上如何在屏幕上快速的显示图片,在symbian平台上做播放器时有很大的参考价值-symbian platform on how fast the screen shows pictures, In symbian platform so players have great reference value
- 2022-03-20 19:17:43下载
- 积分:1
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LwIP协议栈的设计与实现,是中文的,对如何理解和移植lwip协议栈非常有帮助...
LwIP协议栈的设计与实现,是中文的,对如何理解和移植lwip协议栈非常有帮助-Implementation of LwIP Protocol Stack Design and Implementation of Chinese. how to understand and transplant lwip protocol stack has been very helpful
- 2022-02-06 23:00:31下载
- 积分:1
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dos environment in assembly language to write the clock procedures, including ma...
在dos环境下用汇编语言写的clock程序,包括许多中断处理-dos environment in assembly language to write the clock procedures, including many interrupt handling
- 2022-04-22 18:48:18下载
- 积分:1
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单片机发送报文控制手机模块GR47进行gprs连接登陆,发送接收数据...
单片机发送报文控制手机模块GR47进行gprs连接登陆,发送接收数据-SCM reportedly sent mobile phone text control module for EDGE connectivity GR47 landing, send and receive data
- 2023-04-28 19:35:04下载
- 积分:1