Parker PHD Series - Page 48

40 PHD
Serial Ethernet Recovery Flexcan (SERF) Development Board
Note: a daughter board with a matrix style keypad or encoder can be connected to
J1 through J12.
Figure 17: Power and communication jumpers
The following table describes the corresponding jumpers associated with power
and communication.
Name
Description
Jumper position
Pins
Usage Comments
J4
RS232
1 to 2
Enable RS232 Input from RS232
Connector.
2 to 3
Intended for factory use.
J6
External power supply
1 to 2
For 12Vdc (nom.) power supply.
2 to 3
For 24Vdc (nom.) power supply.
J10
CAN 1 termination
1 to 2
Disconnect internal termination
resistor to CAN 1.
2 to 3
Connect internal termination resistor
to CAN 1.
J13
External power supply
1 to 2
For 12Vdc (nom.) power supply.
2 to 3
For 24Vdc (nom.) power supply.
J16
CAN 2 high
1 to 2
Connects CAN 1 high to CAN 2
high.
2 to 3
Disconnects CAN 1 high to CAN 2
high.
J17
CAN 2 low
1 to 2
Connects CAN 1 low to CAN 2 low.
2 to 3
Disconnects CAN 1 low to CAN 2
low.
J18
CAN 2 termination
1 to 2
Disconnect external termination
resistor to CAN 2.
2 to 3
Connect internal termination resistor
to CAN 2.