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MicroMaster440
- 完整的VB与西门子MicroMaster440变频器通讯的上位机程序源码-Complete VB and Siemens MicroMaster440 inverter PC communication program source code
duogongnengxinhaofenxiyi
- 本软件是用VB制作的，用于电脑与西门子S7-200PLC(PPI协议)进行通讯，如果您想用VB开发S7-200PLC(PPI协议)上位机控制界面，此软件是您的好帮手！ 1、可以写入、读出寄存器的数值（字节、字、双字）； 2、可以进行元件（V、M、S、Q、I）的置、复位操作； 3、可以读取元件（V、M、S、Q、I）的ON/OFF状态。 4、可以控制PLC的运行、停止。-A simple application of Visual C++
ModBusTest-CSEC-020430
- Model Bus串口调试器。如果设计一个DSP与上位机的通讯，没有触摸屏可供调试，那么软件的串口调试器可以帮助调试程序及电路板是否正确。-Model Bus, serial debugger. If the design of a DSP and PC communication, there is no touch screen for debugging, software serial debugger to help debug the program and circuit boar
STC12C5A60S2-and-VS1838B-UART
- 基于单片机STC12C5A60S2和红外线接收器VS1838B的红外线解码测试程序,内含两个程序,分别是单片机程序及VB6上位机程序,通过串口进行通讯-Microcontroller based infrared receiver VS1838B STC12C5A60S2 and infrared decoder test program that includes two procedures, namely, single-chip program and VB6 PC program to
Modbus_HMI
- 上位机与Modbus RTU设备通讯监控界面，VB6.0环境下的源代码。类似于组态方式，有个模拟量及开关量数据控件，具有模拟表头、AI、AO、DI、DO等测点数据的显示与操作修改，并具有历史数据查询功能。-Between PC and the Modbus RTU device communication control interface, the source code in VB6.0 to environmental. Similar to the configuration mode,
vb6example
- 一个简单的VB界面程序,包括按钮,文本等,此程序是一个CanOpen通讯的上位机界面,通过提供的接口函数,进行数据的接收和发送.希望对学习VB的有所帮助.-A simple VB interface procedures, including buttons, text, etc., this program is a PC CANOpen communication interface, by providing the interface function, to receive and t
usb_vc
- 用于与USB接口设备通讯的上位机程序，可将下位机USB接口设备传输的数据送至PC机并处理。每次数据传送都是上位机主动，上位机先发送命令（借用DEMO程序中的版本号部分），下位机收到READ_VERSION命令就发送64字节数据给上位机，并开始计时，每次发送把发送帧数加1，把时间和帧数发送到上位机显示，方便观察；上位机收到64字节数据就又给下位机发送READ_VERSION命令，重复1000次，测试需时31秒左右。64字节中：第2，3字节是发送帧数，第61字节是通信时间（S）-USB interf
kgl2051
- AT2051单片机用的6路开关量程序，带有485通讯接口，可与上位机进行通讯，以判定各开关的状态，用于工程的自动控制中。需要上位机程序的可联系作者。-AT2051 single-chip 6-channel switch with the volume of procedures, with 485 communication interface, can communicate with the host computer to determine the status of the swit
udp
- 周立功开发板udp测试程序，包括板子程序和上位机程序，源码测试通过，可以通过网卡通讯-Zhou Ligong development board udp testing procedures, including PC board procedures and procedures, source test can be LAN communications
SERIAL_c51
- c51语言编写的串行口中断控制器，使用此程序可以用串行口进行单片机之间及和上位机之间进行通讯 -C51 language serial port interrupt controller, the use of this procedure can be used for single-chip serial port and between the host computer and communications between
ScibasedVC6
- 基于VC的上位机串口通讯,可以设置波特率,数据位数,打开串口,关闭串口等,实现和DSP2812通讯,实现对电机转速和转矩的设置.-VC' s PC-based serial communication, you can set the baud rate, the median data, open the serial port, serial port, such as shut down, and realize DSP2812 communications, realize on
sock
- 这是sock通讯上位机接收的相关程序，很好-This is the sock PC communications received by the relevant procedures, very good
mscomm
- 具体实现EIT成像系统上位机与下位机通讯-Concrete realization of EIT imaging system with the lower PC communication
PLC_PID
- 基于PLC的数字PID控制，我的本科毕业设计，使用串口通讯，具有上位机和下位机，还有相关的说明文档-PLC-based digital PID control, my graduate design, the use of serial communication with host computer and the next-bit machines, as well as related documentation
78EXXPCB
- AT89C2051与上位机RS232通讯接口子程序-AT89C2051 and PC RS232 communication interface subroutines
chuankongtiaoshizhushou
- 一个很好的串口通讯调试工具，用于建立上位机与下位机的通信连接测试。-A good serial communication debugging tools for PC and set up the next bit machine communications connectivity test.
PPG_new_CHN
- 烧录器的上位机控制程序代码,和下位机程序代码,包括USB通讯固件-Burner control procedures of the host computer code, and the next code-bit machines, including USB communication firmware
pdll
- BCB编写控制软件Provade读写s7300数据的程序 经调试后通过 主要用于300和上位机数据交换量不大 通讯实时性要求不高的场所-BCB prepared Provade control software to read and write data s7300 procedures adopted by the debugging mainly for 300 and PC data communications in real-time exchange capacity of not
RS232andPC
- AMTEGA16的串口通讯程序，带上位机程序。-Serial Communication AMTEGA16 procedures, aircraft procedures take place.
test_vb
- 本压缩文件主要用于上位机与一些智能仪表的通讯，采用的是标准工业Modbus协议，并且附带了一个测试软件-The compressed file is mainly used PC with a number of intelligent instrument of communication, are used in standard industrial Modbus protocol, and comes with a test software