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NXP Semiconductors
UM11111
PCAL6416AEV test board user manual
UM11111
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© NXP B.V. 2018. All rights reserved.
User manual
Rev. 1.0 — 12 April 2018
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b. Connect OM13303 GPIO Target Boards to CN3 and CN4
c. Output Low to make the LED light turn on, output high to make LED light turn off
Figure 8. Test GPIO outputs and interrupt