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51单片机的rs458总线的c语言源代码
- 51单片机的rs458总线的c语言源代码，适用于单片机之间的458的通讯,51 bus rs458 microcontroller c language source code, apply to the 458 single-chip communications between
BIANPIN
- S7-300PLC与变频器通过485串口的通讯例子程序-S7-300PLC and converter serial communications through the 485 examples of the procedures
VB
- VB编写的基于645规约的电表行业485通讯抄表程序，可以进行485总线抄表，645规约测试。技术要点就是对规约数据传输协议的处理，如向电表发送数据时的控制码和数据长度、发送的数据部分包括数据标识 + 密码 + 数据、应答帧长度、结束标志等通讯协议的处理值得学习。 -VB prepared the Statute based on the 645 meter 485 meter-reading process industries can be carried out 485 meter, 64
myusart
- atmega128单片机的串口通讯程序，通过串口调试助手可实现单片机与计算机的交互。-atmega128 single-chip serial communication program through the serial port can achieve single-chip debugging assistant computer interaction.
485
- 实用的485通讯电路，测试通过，抗干扰性能优良-Practical 485 communications circuits, test passed, excellent anti-interference performance
485
- RS485通讯协议下的完整的驱动程序,很完整已编译通过！-RS485 communication protocol driver, it is full compiled through!
PLC485
- 基于三菱PLC的485通讯例程，里面包含Word文档说明，以及参数的说明。-The 485 based on mitsubishi PLC communication routines, containing Word documentation, as well as the parameters
MAX485lc
- 485通讯例程，即手册文档，例程中发送和接收是分开的，很适合初学者-485 routines, namely manual documents, send and receive routines are separate, it is suitable for beginners
485
- 电梯485通讯实现上位机对下位机控制和调试-elevator 485
485
- rs485串口通信Proteus平台下仿真PC机到51单片机的RS485数据通讯，-Under rs485 serial communication to the PC simulation Proteus platform 51 single RS485 data communications,
说明书
- 关于CJZ系列仪表说明和MODBUS 485通讯的说明 及通讯地址(Instrument communication)
LoraConfig1.0.1
- DTU模块的配置工具，一般需要串口连接，485通讯方式。(DTU module configuration tools, generally need serial connection, 485 communication mode.)
实验三十二：工业总线485
- 实现RX485的通讯功能，基于stm8s单片机(485 communications, based on stm8s)
UPASS最新2017，7，20
- 实现PLC和外设D,AX521通讯！应用PORT0口！485通讯！(Implement PLC and peripheral D, AX521 communication! Apply PORT0 port! 485 communications!)
自制MAIHAK浓度分析仪＿通讯测试 - rs485
- 利用visual basic 6编写程序实现对485通信设备的发送命令和读取命令，以及对数据的处理(Using Visual Basic 6 to write programs to achieve the 485 communication device send commands and read commands, as well as data processing)
1）Sync485_FPGA_Logic(14.4.25)
- 基于PXI板卡，实现同步485通讯逻辑，仅供参考(Realize synchronous 485 communication logic, for reference only)
自动记录-表头
- 可以用计算机对485通讯表头数据自动保存，便于对监测数据整理。(The computer can automatically save the data of the 485 communication head, so that it is easy to arrange the monitoring data)
RS485基本通讯原理
- 485 与 232 使用相同软件协议，是半双工，这里提供测试程序(485 and 232 use the same software protocol, which is half duplex, which provides testing procedures)
485 PCCOM测试软件
- 485 PCCOM测试串口通讯功能；分别为32位和64位系统。(485 PCCOM Test serial communication function.)
RS485
- 485通讯测试在linux系统下运行，供参考用(485 the communication test runs under the Linux system for reference)