User manual

Impact-E 3x series embedded computer user manual
Page 14 of 40
2.2.1 Connector Pin Assignments
SC2T1: Select COM2 Type Jumper
COM2 TYPE SC2T1 SC2T2
RS-232 (Default) 1-2 1-5,2-6,3-7,4-8
RS-422 3-4 5-9,6-10,7-11,8-12
RS-485 5-6 5-9,6-10,7-11,8-12
SC2T2: Select COM2 Type Jumper
COM2 TYPE SC2T1 SC2T2
RS-232 (Default) 1-2 1-5,2-6,3-7,4-8
RS-422 3-4 5-9,6-10,7-11,8-12
RS-485 5-6 5-9,6-10,7-11,8-12
PCOM1 : Select COM1 Pin9 Signal Jumper
Description PCOM1
Ring In 1-2 (Default)
+5V 3-4
+12V 5-6
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