Datasheet

NXP Semiconductors
KTFRDMPF1550EVMUG
FRDM-PF1550EVM evaluation board
KTFRDMPF1550EVMUG All information provided in this document is subject to legal disclaimers. © NXP B.V. 2018. All rights reserved.
User guide Rev. 2.0 — 7 March 2018
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Test point name Signal name Description
TP44 GND Ground
TP45 ONKEY ONKEY push button input
TP46 SDA1 Data signal of the I
2
C-bus
TP47 VINREFDDR Input of the VREFDDR regulator
TP49 INTB Interrupt to the MCU
TP50 SCL1 Clock signal of the I
2
C-bus
TP51 GND Ground
TP52 VSYS_SH Main input voltage to PMIC and output from
charger (after current shunt)
TP53 RESETBMCU MCU reset signal
TP54 VDDIO I/O supply voltage of the PMIC
TP59 ELOAD Electronic load input (connect the tested power
supply)
TP63 GND Ground (next to the electronic load)
TP66 USBPHY Output of the USBPHY regulator