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line_call
- 此程序为一排队机呼叫器,主要功能是：用键盘控制液晶显示实现485通讯,具体协议可参考《排队机通讯协议050609.doc》.编译环境为ICC-AVR6.3,采用了ATmega8芯片,晶振速率为6.0000Mhz-Queue for a beeper, the main function is : keyboard control LCD achieve 485 newsletters, reference specific agreement "Queue 050609.doc com
uCOS-II--149
- 参考网上的提供的代码,我把uCosII移植到MSP430f149上,分三个任务,分别是485通讯,键盘扫描,LED显示,可供参考!-online reference provided by the code, and I uCosII MSP430f149 transplant, in three tasks, namely, 485, keyboard scan, LED display, for example!
C51-12ad
- 51单片机，485通讯，和检验，12位AD 完整的程序-51 microcontroller, 485 communications, and testing, 12 AD integrity of the process
VBI2C
- I2C通讯示意程序通过I2C转换485然后用485通讯-indicate I2C communications procedures through the I2C conversion 485 then 485 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)
实验3 MODBUS 485串口1
- MODBUS串口3实现串口通讯，稳定性高，架构简单。(MODBUS serial port 3 to achieve serial communication, high stability, simple architecture.)
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)
改485
- 信捷PLC与变频器进行485通讯，可以采用modbus协议通讯(Xinje PLC and frequency converter are 485 communications, can use Modbus protocol communication)
基于两个MINI板的RS485通讯
- 基于两块stm32f103的485通信，通过按键点亮另一块板子的指示灯(485 transmission of two stm32f103)
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.)
485通讯程序
- 实现485串口通讯，支持10进制，16进制ASIIC码输入，vc6编程(mplementation of 485 serial communication, support 10, 16 ASIIC code input, VC6 programming)
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)
485
- 基于stm32的485通讯程序，可以直接使用。。。。。。(Stm32-based 485 communication program)
原程序-速度19200
- 基于stc15w201s的多机485通讯演示程序(Multi-computer 485 communication Demonstration Program Based on stc15w201s)
485 Modbus RTU通讯协议
- 485 Modbus RTU通讯协议485 Modbus RTU protocol(485 Modbus RTU protocol)
威纶通与51单片机通讯示例
- 01.03.05.06码进行读写，实现触摸屏按钮和数字输入通过485在实验板上显示数字，和点亮LED(01.03.05.06 code for reading and writing,)
变频器控制(485)
- Labview与变频器的485通讯实现代码，包含CRC校验子VI。(The 485 communication code between Labview and frequency converter includes CRC checker VI.)
BCB_RS645_010
- 江苏645规约重合闸断路器控制器 模拟主站通讯(Jiangsu 645 Protocol Simulated Main Station)