SMC Networks 1232 Series Computer Hardware User Manual


 
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Serial Ports 1 and 2
The number of serial ports is two. The Serial Port Mode is selectable (RS232, RS 422 and RS
485), like the IRQ number.
Serial Port1 (J5)
The user according the device connected to the interface can choose The Serial Port1 Mode. The
default mode is
RS232.
Serial Port1 Modes
Option Description Note
RS 232
RS 232 Mode selected “Standard” serial mode
RS 422 (*)
RS 422 Mode selected
(*) = Default setting
RS 485
RS 485 Mode selected
Serial Port1 Addresses
Option Description Note
Disabled
Disable the serial port
3F8h (*)
Serial Port address selected at 3F8h
(*) = Default setting
2F8h
Serial Port address selected at 2F8h
3E8h
Serial Port address selected at 3E8h
2E8h
Serial Port address selected at 3E8h
Serial Port1 IRQ
Option Description Note
None
No IRQ selected
3
IRQ 3 selected
4 (*)
IRQ 4 selected
(*) = Default setting
5
IRQ 5 selected
7
IRQ 7 selected
9
IRQ 9 selected
10
IRQ 10 selected
11
IRQ 11 selected
See Note(!) below
12
IRQ 12 selected