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CM312 Datasheet(PDF) 15 Page - List of Unclassifed Manufacturers

Part # CM312
Description  Communications utilityModule
PDF  56 Pages
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Manufacturer  ETC [List of Unclassifed Manufacturers]
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CM312 Datasheet(HTML) 15 Page - List of Unclassifed Manufacturers

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CM312 Quad Serial utilityModule
5
RTD Embedded Technologies, Inc.
Default Settings
The utilityModule is delivered from the factory configured according to the following table.
Table 1 Default Jumper Settings
Jumper
Setting
Function
JP1
G jumper
3-4
Installed
IRQ4 for 1
st COM port
1K pull down resister on IRQ4 line
JP2
G jumper
1-2
Installed
IRQ3 for 2
nd COM port
1K pull down resister on IRQ3 line
JP3
G jumper
5-6
Installed
IRQ5 for 3
rd COM port
1K pull down resister on IRQ5 line
JP4
G jumper
13-14
Installed
IRQ10 for 4
th COM port
1K pull down resister on IRQ10 line
JP5
CLK jumper
2-3 installed
24 MHz / 13 input clock is selected for serial ports
JP6
EEPROM
1-2 open
Enable Ethernet EEPROM
JP7
1-2 open
Not used, leave open
1-2 not
installed
Enable port
3-4 installed
Select RS-232 mode
5-6 open
No termination on RxD (Not required for RS-232 mode)
JP8
First
COM port
7-8 open
No termination on CTS (Not required for RS-232 mode)
1-2 not
installed
Enable port
3-4 installed
Select RS-232 mode
5-6 open
No termination on RxD (Not required for RS-232 mode)
JP9
Second
COM port
7-8 open
No termination on CTS (Not required for RS-232 mode)
1-2 not
installed
Enable port
3-4 installed
Select RS-232 mode
5-6 open
No termination on RxD (Not required for RS-232 mode)
JP10
Third
COM port
7-8 open
No termination on CTS (Not required for RS-232 mode)
1-2 not
installed
Enable port
3-4 installed
Select RS-232 mode
5-6 open
No termination on RxD (Not required for RS-232 mode)
JP11
Fourth
COM port
7-8 open
No termination on CTS (Not required for RS-232 mode)
SW1
All down
I/O base addresses at
3E8, 2E8, 280, 288 for 1
st, 2nd,3rd and 4th COM port respectively



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