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COmm
- 单片机和PC机的串行通信一般采用RS-232、RS-422或B3-485总线标准接口，也有采用非标准的20nnJL电流环的。为保证通信的可靠，在选择接口时必须注意：(1)通信的速率；(2)通信距离：(3)抗干扰能力；(4)组网方式。本文主要介绍采用RS-232接口与单片机通信的方法
RS-232RS-422andRS-485
- 详细讲述了RS232，RS485，RS422电平间的不同，及各电平的特点等问题。
RS-422_and_RS-485
- 关于RS232-RS485的相关资料关于RS232-RS485的相关资料-RS232-RS485 regarding relevant information about RS232-RS485 relevant information
Src
- MOXA CP1344 工业型RS-422/485多串口卡驱动程序-MOXA CP1344 industrial-type RS-422/485 Multiport Serial Card Driver
MAX485
- max485 DATASHHET (MAX485应用手册)-Low-Power, Slew-Rate-LimitedRS-485/RS-422 Transceivers
SUPERCOM
- The SuperCom Serial Communication Library is a programer s library used to develop serial communication applications.The functions are grouped logically with respect to their functionality and portability. Some of the SuperCom API functions are spe
MWE485-D
- RS－232/RS－485/RS－422有源隔离转换器 型号：MWE485－D-MWE485－D introduction RS－232/RS－485/RS－422
170718
- _ _變 l器通信模 K q為RS－485 o通信模式為MODBUS o直接用C Z言編 g程序可打 _ q()
003828
- _ _變 l器通信模 K q為RS－485 o通信模式為MODBUS o直接用C Z言編 g程序可打 _ q()
EPQFNW
- _ _變 l器通信模 K q為RS－485 o通信模式為MODBUS o直接用C Z言編 g程序可打 _ q()