Sensoray 812 - Manual (Page 11)

11
DIP Switches
Digital I/O Configuration DIP Switch: SW1
The DIP switch SW1 is used for configuring Digital I/O routing. Refer to the table below
for the routing details:
SW1-1 SW1-2 SW1-3 SW1-4 Description
OFF X OFF X Disconnect all digital I/O from/to TB1~TB8 and
J3 (34-pin) connector
ON X OFF X Disconnect digital in/out GPIO1~GPIO4
from/to TB1~TB4 and J3 (34-pin) connector
ON OFF OFF X Route internal GP28~GP31 on the TW6869
to the GPIO5~GPIO8;
Connect them to the TB5~TB8 and J3 (34-pin)
connector
ON ON OFF X Route internal GP20~GP23 on the TW6869
as the GPIO5~GPIO8;
Connect them to the TB5~TB8 and J3 (34-pin)
connector
OFF X ON X Disconnect digital in/out GPIO5~GPIO8
from/to TB5~TB8 and J3 (34-pin) connector
OFF X ON OFF Route internal GP24~GP27 on the TW6869
as the GPIO1~GPIO4;
Connect them to the TB1~TB4 and J3 (34-pin)
connector
OFF X ON ON Route internal GP16~GP19 on the TW6869
as the GPIO1~GPIO4;
Connect them to the TB1~TB4 and J3 (34-pin)
connector
ON X ON X Enable the connectivity for both groups of
GPIO1~4 and GPIO5~8 from/to the TB1~TB4 &
TB5~TB8, respectively; Also, from/to J3 (34-pin)
ON OFF ON OFF Route internal GP24~GP31 on the TW6869
as the GPIO1~GPIO8;
Connect them to the TB1~TB8 and J3 (34-pin)
connector
ON OFF ON ON Route internal GP28~GP31 on the TW6869
as the GPIO5~GPIO8;
Route internal GP16~GP19 on the TW6869
as the GPIO1~GPIO4;
Connect the GPIO1~GPIO8 to the TB1~TB8
and J3 (34-pin) connector
ON ON ON OFF Route internal GP20~GP23 on the TW6869
as the GPIO5~GPIO8;
Route internal GP24~GP27 on the TW6869
as the GPIO1~GPIO4;
Connect the GPIO1~GPIO8 to the TB1~TB8
and J3 (34-pin) connector