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485to232---Program in C51 @89C51
- 单片机开发中485协议到232协议转换源代码,硬件芯片为max483和max232,采用89c51单片机芯片。-485 MCU development agreement to 232 protocol conversion source code, hardware and MAX483 chip max232 using 89c51 single chip.
mcutongxin
- 单片机用485协议进行远程通信的主机程序和从机程序。在差错方面用了“校验和”的办法排除通信干扰,实践证明效果非常。方便大家参考。-SCM agreements with 485 long-distance communications from the host machine procedures and procedures. Error in connection with the "checksum" exclude communications interferen
645-485
- 一个电表行业专用的基于645规约的电表485通讯抄表程序,可以进行485总线抄表,645规约测试。程序技术要点就是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(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大家学习。
003
- RS-232、RS-422与RS-485协议标准及应用概述
rs485Communication[1]
- 对单片机中的485协议在使用过程的规则和如何编程进行说明
异步通信软件模拟,基于RS-232的串口通信,RS-485的多机通信,I2C总线协议的软件实现,SPI总线在单片机系统中的实现
- 2.1异步通信软件模拟2.2基于RS-232的串口通信2.3基于RS-485的多机通信2.4 I2C总线协议的软件实现2.5 SPI总线在单片机系统中的实现
MBmag无奇偶校验232-485通讯协议V4.2版
- 利用AT89C52控制的多机通信(485协议),通信双方发送和接受的数据利用LCD1602液晶实时显示。,AT89C52-controlled use of multi-machine communications (485 agreements), communication, both send and receive data using real-time display LCD1602 LCD.
485
- 周立功 485 用户指导手册,很强大。有详细电路图,不用找型号上面很清楚。 老外写的485通讯例子.485_guide.pdf RS485协议.pdf 485通讯.rar RS232转RS485电路图.doc RS485协议 485总线常识.pdf 485总线应用与选型指南.pdf 看完后基本不用找别的了。 -ZLG 485 user guide, very powerful. A detailed circuit diagram, do not look for models abov
demo
- 用VB编写的串口数据采集的程序,是个比较典型的小例子 485通讯协议-Visual Basic and Com Comunicaition
485
- 通过89s51实现的模拟键盘代码,模拟ps2协议,可以与计算机相连实现键盘的功能,在keil c下开发的-89s51 achieved through simulated keyboard code, analog ps2 agreement, can be linked to the achievement of the keyboard and computer functions in keil c developed
chfV1_21
- chf MODBUS通讯协议 ,485发送格式,以及协议构成-chf MODBUS communication protocol, 485 sending format, as well as the agreement constitutes a
magCPV
- 利用PIC16F877控制的多机通信(485协议),通信双方发送和接受的数据利用LCD1602液晶实时显示。-PIC16F877 to control the use of multi-machine communications (485 agreements), communication, both send and receive data using real-time display LCD1602 LCD.
485
- 485协议 串口通信完整的程序 485协议 串口通信完整的程序-485 serial communication protocol procedures complete the full 485 serial communication protocol procedures
si4432-485-rx
- STC10L SI4432 MAX485组成的无线485协议接收端 用于无线485的传输(监控云台控制)-STC10L SI4432 MAX485 protocol consisting of 485 wireless receiver for wireless transmission of 485 (control PTZ control))
RS485协议标准
- 485通信参考标准协议,对嵌入式开发编程有很大用处。(485 communication reference standard)
485通讯
- 通用stm32f103vct6 ,485通讯程序,包括通讯协议(General purpose STM32 485 communications)
485从机
- 485通信协议STM32从机程序,能够通过协议与485主机通信(485 communication protocol STM32 slave program)
485 双向RDM
- 基于485通信模式的双向通信,接收方,根据固定协议的RDM双向(Two-way communication based on 485 communication mode, receiver, RDM bi-directional based on fixed protocol)
sci485
- 实现DSP 485通信,使用IEC60870-5-101和104通信规约(Realizing DSP 485 communication, using IEC60870-5-101 and 104 communication protocol.)
modbus 485协议
- 文档详细讲解的RS485协议命令格式和RS485命令使用方法(The RS485 protocol command format and RS485 command operation method explained in detail.)