Digilent 410-209P-KIT REV.C - Manual (Page 6)

chipKIT Uno32 Reference Manual
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JP5/JP7 SPI SELECT: Used to configure the chipKIT as either a Master or Slave when
using the SPI. The chipKIT board can be connected to another device or even
another chipKIT through the SPI connector (J8).
chipKIT configured as an SPI Master
chipKIT configured as an SPI Slave
For more information on SPI, please visit Wikipedia’s SPI page:
http://en.wikipedia.org/wiki/Serial_Peripheral_Interface_Bus#Mode_Numbers
JP6/JP8 I
2
C/ANALOG PIN SELECT: Used to configure A4 and A5 for functionality as an
Analog input or to be used as I 2 C communication pins.
A4 and A5 on J7 are configured to
be used as analog inputs
A4 and A5 are configured to be used as
I 2 C communication lines (A4 – SDA, A5 –
SCL )
For more information on I 2 C, please visit Wikipedia’s I 2 C page at:
http://en.wikipedia.org/wiki/I2C