This means can be adopted when one RS232 mainboard will control more than 32 RS485 subsidy equipment, and the compatible resistance should be added for the prevention on the signal reflection and disturbance 12 , 1/4 watts
Serial port feature: Concurrently compatible with RS-232C, RS-485 Standard of EIA/TIA
Electric interface: DB9 hole interface of RS-232 end, DB9 pin connector of RS-485 end, compatible with post (5 connection)
Work methods: asynchronous half duplex
Transmission media: common wire, doule wire or UTP or shielding line
This is the programming cable,This is not a cable used to connect to any server/networking hardware. and cannot be used for typical virtual terminal work.
The RS232 DB9 9 Pin Female to USB 2.0 cable needs to be used with a RS232 Male to USB cable, and the RS232 Male to USB cable needs to be with a driver( RS232 Male to USB cable is not included ).
DB9 Female to USB 2.0 Programmable Logic Controller Serial Cable for computers without serial port.
Serial to USB 2 converter pingout: Pin 2 - TxD, Pin 3 - RxD, Pin 5 - GND. (pin 1-5 row 1 right to left ,pin 6-9 row 2 right to left )
This is not a USB to serial cableDon't buy this if you're trying to connect to a APU board
Transmission mode: asynchronous, full duplex, full transparency
Electrostatic protection: about 15KV ESD
Scope of application: PC, terminal equipment, industrial control, digital instrument acquisition, multi-serial port equipment, serial interface of single-chip microcomputer, etc.