Adlink cPCI-3620 Manuel d'utilisateur Page 47

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Vue de la page 46
Board Interfaces 35
cPCI-3620
cPCI-3620D COM1 Mode Selection Switches (SW1~SW4)
These switches set the cPCI-3620D COM1 to RS-232 full
modem, RS-422, RS-485, or RS-485+ half-duplex mode.
Switches SW1~SW4 are located on the top edge of the
DB-3610L2 board. RS-232 full modem is set by default.
Table 4-9: cPCI-3620D COM1 Mode Selection Switch Settings
Mode Pin SW1 SW2 SW3 SW4
RS-232
1ON ON ONOFF
2OFFOFFOFFOFF
3 OFF ON ON OFF
4OFFOFFOFFOFF
RS-422
1 OFF OFF OFF ON
2ON ON ONOFF
3 OFF OFF OFF ON
4 OFF ON ON OFF
RS-485
1 OFF OFF OFF ON
2 OFF ON ON OFF
3ONOFFOFFON
4 OFF ON ON OFF
RS-485+
1OFFOFFOFFOFF
2 OFF ON ON ON
3ONOFFOFFOFF
4 OFF ON ON ON
SW1 SW2 SW3 SW4
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