4.
Hardware User Guide
4.1
Connectors
The following sections describe the implementation of the relevant connectors and headers on SAM
B11ZR Xplained Pro and their connection to the ATSAMB11ZR. The tables of connections in the sections
also describe which signals are shared between the headers and on-board functionality.
Figure 4-1. SAMB11ZR Xplained Pro Connector Overview
4.1.1
Xplained Pro Extension Headers
The SAM B11ZR Xplained Pro headers EXT1 and EXT3 offers access to the I/O of the microcontroller in
order to expand the board e.g., by connecting extensions to the board. These headers are based on the
standard extension header specified in
Xplained Pro Standard Extension Header
. The headers have a
pitch of 2.54mm
Table 4-1. Extension Header EXT1
EXT1 pin
SAM B11ZR
pin
Function
Shared functionality
1 [ID]
-
-
Communication line to the ID
chip on an extension board
2 [GND]
-
-
Ground
ATSAMB11ZR
©
2017 Microchip Technology Inc.
User Guide
DS70005334A-page 12
