OLIMEX© 2014
AVR-T32U4 user's manual
CHAPTER 7 HARDWARE
7. Introduction to the chapter
In this chapter are presented the connectors that can be found on the board all together with their
pinout. Proto area is shown. Jumpers functions are described. Notes and info on specific peripherals
are presented. Notes regarding the interfaces are given.
7.1 ICSP pin holes
The 6 pin ICSP header provides interface for custom programming/debugging outside of the
PINGUINO IDE. Note the pin holes have a connector mounted over. The pinout can be found in the
table below. It is important to check the jumper configuration for proper use of the ICSP pin hole .
ICSP pin holes
Pin #
Signal name
Pin #
Signal name
1
MISO (PB3)
4
MOSI (PB2)
2
Vcc
5
RESET
3
SCK (PB1)
6
GND
7.2 UEXT
AVR-T32U4 board has UEXT connector and can interface Olimex's UEXT modules.
For more information on our UEXT modules please visit:
http://www.olimex.com/OTHER/UEXT.pdf
Pin # Signal name
1
+3.3V
2
GND
3
TXD
4
RXD
5
SCL
6
SDA
7
MISO
8
MOSI
9
SCK
10
UEXT_#CS
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