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NXP Semiconductors
UM11216
PCA9420UK-EVM evaluation board user manual
UM11216
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© NXP B.V. 2020. All rights reserved.
User manual
Rev. 1.2 — 11 March 2020
9 / 26
Number
Name
Description
13
PMIC-OUT
All regulators’ output
14
SW1
Button connected to ON pin
15
I2C-PU
Logic voltage selection for I
2
C
16
MODE-PU
Logic voltage selection for MODESEL0&1 function
17
FTDI-CTRL
I
2
C interface
18
VREG_IN
Input selection for an external LDO between VBAT and
USB input