Fujitsu F2MC-8FX Series User Manual page 16

18 Extension pins
19 Jumper pin (JP1)
20 Extension power (5V)
21 Extension GND
Extension power supply
22 (12V) for LIN
transceiver IC
(4MHz) Oscillator for the main microcontroller.
Extension pins of the main microcontroller.
-
For details, see the circuit diagram.
Jumper pin for switching the power supply to the LIN
transceiver IC.
1-2 Power supply from USB bus power (5V).
-
2-3 Power supply from external power source (CN5)
(12V)
The default is 1-2.
- Extension 5V power terminal.
- Extension GND terminal.
Extension power supply pin for the LIN transceiver IC.
This is used to supply external power (12V).
-
When in use, it is necessary to set the jumper pin (JP1)
to 2-3.
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