7 cpci-r3610t rtm switch settings, Com2 mode selection switches on rtm (sw1~sw4), Cpci-r3610t rtm switch settings – ADLINK CT-31 User Manual
Page 39: Table 4-14: com2 mode selection switch settings
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Board Interfaces
27
CT-31
4.7
cPCI-R3610T RTM Switch Settings
COM2 Mode Selection Switches on RTM (SW1~SW4)
These switches on the RTM set COM2 to RS-232 full modem,
RS-422, RS-485, or RS-485+ half-duplex mode. RS-232 full
modem is set by default. See “cPCI-R3610T RTM Board Lay-
out” on page 22 for switch locations.
Table 4-14: COM2 Mode Selection Switch Settings
Mode
Pin
SW1
SW2
SW3
SW4
RS-232
1
OFF
ON
ON
ON
2
OFF
OFF
OFF
OFF
3
OFF
ON
ON
OFF
4
OFF
OFF
OFF
OFF
RS-422
1
ON
OFF
OFF
OFF
2
OFF
ON
ON
ON
3
ON
OFF
OFF
OFF
4
OFF
ON
ON
OFF
RS-485
1
ON
OFF
OFF
OFF
2
OFF
ON
ON
OFF
3
ON
OFF
OFF
ON
4
OFF
ON
ON
OFF
RS-485+
1
OFF
OFF
OFF
OFF
2
ON
ON
ON
OFF
3
OFF
OFF
OFF
ON
4
ON
ON
ON
OFF
SW1
SW2
SW3
SW4
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