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NXP Semiconductors
UM11099
PCAL6534 demonstration board OM13541
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described herein, have been included in section 'Legal information'.
© NXP B.V. 2019. All rights reserved.
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Date of release: 1 August 2019
Document identifier: UM11099
Contents
1 Introduction ......................................................... 3
2 Features of the OM13541 34-bit GPIO
daughter board ....................................................4
3 Hardware description ......................................... 5
3.1 Power supply jumpers ....................................... 5
3.2 SCL and SDA jumpers ...................................... 5
3.3 Device reset, interrupt and address pin
selection .............................................................5
3.4 Board layout viewer ...........................................5
3.5 Connector pinouts ............................................. 6
3.6 All jumpers default setting and test points ......... 7
4 Schematic .......................................................... 10
5 Installation ......................................................... 11
5.1 PCAL6534 demo board, Fm+ development
board, GPIO target board ................................11
5.2 OM13541 connection to Fm+ I2C-bus
development board ..........................................11
6 PCAL6534 evaluation steps with Fm+
development board ...........................................12
6.1 PCAL6534 output shifting pattern demo for
all five ports ..................................................... 13
6.2 PCAL6534 registers are controlled by Fm+
board GUI ........................................................14
7 Support ...............................................................23
8 Abbreviations .................................................... 24
9 References .........................................................25
10 Legal information ..............................................26