NXP Semiconductors
UM11227
NTM88 family of tire pressure monitor sensors
UM11227 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2020. All rights reserved.
User manual Rev. 6 — 24 April 2020
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outside the tolerances listed as part of the data sheet. In rare cases, this may result in a
permanent shift.
Upon power-on reset release or external RSTB rising edge release, the PTx pins default
to GPIO inputs with pull-up/down disabled.
PTA4 provides the BKGD function if externally held low prior to the exit release of POR.
PTA0:3 provides the SPI function if PTA0 externally held low prior to the exit release of
POR.
PTA0 provides the external IRQ function if the IRQ function is enabled prior to entering a
stop mode.
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