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RS232



IPPower9820  +USB UART dongle
IPPower9290 UART
IPPower9258 UART 
HttpCMD Format BaudRate or HttpCMD Remark
goform/SetRS232?message= SetBaudRate=
Device RS232 Cable BaudRate HttpCMD Remark
9258 Null Modem Cable 19200 set%20p61=1%0d
9258HP Null Modem Cable 57600 power%20set%20status%201%201%0a need setup on web
9223k Null Modem Cable 19200 setport=1111%0a
9258W2 Null Modem Cable 9600 ioctrl%20-s%20p61=1%0a
9820Lite Straight Through Cable 9600 ioctrl%20-s%20p61=1%0a with external
USB TO RS232 
9820 Straight Through Cable 9600 ioctrl%20-s%20p6=11111111%0a with external
USB TO RS232 

HTTP Example:
------------Set baudrate value as 19200------------
Http://admin:12345678@IP:PORT/goform/SetRS232?message=SetBaudRate=19200

------------Send string message  Hello world-----
Http://admin:12345678@IP:PORT/goform/SetRS232?message=Hello%20world

Note  in Http command space must replace with  %20