
IC-232 Converter Operation Manual (Preventing thunder)
Keyking International Limited
Suite 3, 12/B Wissotzky St., Tel Aviv, 62338, Israel
Tel: (972)-3-5464256 Fax: (972)-3-5464259 Website: www.key-king.com
Pin definitions
Switch setting and baud rate regulation
A) DIP 1-3: the switch 1, 2, 3 is used to set the baud rate, which to set based on the terminal
that connecting with the converter (TC3x0 supports 9600bps only).
Baud rate
(bps)DIP 1
DIP 2
DIP 3
Baud rate
(bps)DIP 1
DIP 2
DIP 3
300 OFF OFF OFF 4800 OFF OFF ON
600 ON OFF OFF 9600 ON OFF ON
1200 OFF ON OFF 19200 OFF ON ON
2400 ON ON OFF 38400 ON ON ON
B) DIP 4: It is used to set data bit when transmitting.
Switch State Function description:
OFF Standard 11 bits transmitting mode (8,1,1,n modes)
DIP 4 ON Auto-checking data bits.
Connecting method
RS-485 connecting:
Page 2