Datasheet

chipKIT™ Pro MX7 Board Reference Manual
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Page 23 of 35
Appendix A: Connector Descriptions and Jumper Settings
Label
Function
JA-JF
Pmod Connectors
These connectors provide access to the I/O pins on the PIC32MX795 microcontroller. Digilent Pmod
peripheral modules can be attached to these connectors. These connectors can be used for general access to
I/O pins on the PIC32MX795 microcontroller.
JPA –
JPF
Pmod header power select
Any of the Pmod connectors can provide either regulated or unregulated power. To use regulated power,
place the jumper block over the center pin and the pin marked 3V3. To use unregulated power, place the
jumper block over the center pin and the pin marked 5V0.
J1
USB Serial converter auxiliary signals
This connector can be used to access the auxiliary RS232 handshaking signals not used on the chipKIT MX4
board.
J2
USB Serial converter (UART) connector
This USB micro-AB connector is used to connect the FT232R serial converter to a USB port on the user PC.
J3
Power supply source select
This jumper is used to select the source of main board power.
Place the shorting block in the "USB" position to have the board powered from the USB device connector,
J19.
Place the shorting block in the "EXT" position to have the board powered from one of the external power
connectors, J17 or J18.
Place the shorting block in the "DBG" position to have the board powered from the debug USB connector,
J15.
Place the shorting block in the "UART" position to have the board powered from the USB serial converter
connector, J2
J7
I2C1 daisy chain connector
This connector provides access to the I2C signals, power, and ground for I2C1.
J8
I2C2 daisy chain connector
This connector provides access to the I2C signals, power, and ground for I2C2.
J9
CAN #1 Connector
This connector is used to access the signals for CAN #1.
J10
CAN #2 Connector
This connector is used to access the signals for CAN #2.
J11
Ethernet Connector
This connector provides access to the 10/100 Ethernet port.
J12-J14
Do Not Use.
J15
Debug USB Connector