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E m b e d d e d A T X B o a r d
E M B - 8 3 0
Chapter 2 Quick Installation Guide
2 - 11
2.7 Clear CMOS (JP1)
Warning:
To avoid damaging the computer, always turn off the power supply before setting
“ Clear CMOS.” Before turning on the power supply, set the jumper back to
“Normal.”
JP1
Function
1-2
Protected (Default)
2-3
Clear
2.8 COM2 RS-232/422/485 Selection (JP2 & JP4)
The COM2 port can be selected as RS-232, RS-422 or RS-485 by
setting both JP2 and JP4. The following chart shows the jumper
setting..
JP2
JP4
COM
1-2, 4-5, 7-8, 10-11
1-2
RS-232 ( Default)
2-3, 5-6, 8-9, 11-12
3-4
RS-422
2-3, 5-6, 8-9, 11-12
5-6
RS-485
2.9 COM1 Ring/+5V/+12V Selection (JP3)
JP3
Function
1-2
+12V
3-4
+5V
5-6
Ring (Default)
2.10 COM2 Ring/+5V/+12V Selection (JP5)
JP5
Function
1-2
+12V
3-4
+5V
Содержание EMB-830
Страница 1: ...EMB 830 EmbeddedATX Socket 478 based Intel Pentium 4 With LCD Ethernet Audio PCMCIA Mini PCI...
Страница 8: ...Embedded ATX Board E M B 8 3 0 Chapter 1 General Information 1 1 General Information Chapter...
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