Advantech AIMB-258 - Manual (Page 17)

9 AIMB-258 User Manual
Chapter 1
P
roduct
Introduction
1.11 Layout Content List
Table 1.1: Jumper Setting List
Label Function
JSETCOM1 COM1/+5 V/+12 V Selection
JSETCOM2 COM2 RS232/422/485 Mode Selection
CMOS1 Clear CMOS
J1 LCD Power 3.3 V/5.5 V Selection
PSON1 ATX, AT Mode Selection
JWDT1 Watchdog Timer Output Option
JOBS1 Hardware Monitor
Table 1.2: JSETCOM1: COM1/+5 V/+12 V Selection
COM1 (Default)
+5 V
+12 V
Table 1.3: JSETCOM2: COM2 RS232/422/485 Mode Selection
Users can use JSETCOM2 to select among RS 232/422/485 modes for COM2. The default
setting is RS 232.