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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Document ID Release
date
Description
UM11227 v.4 Modifications (Continued.)
• Section 10.8.5.4: Removed section titled "Temperature restart" that followed
Section 10.8.5.4.14.
• Section 10.9.1, Table 21, revised as follows:
– Start Address $FC00, revised the "End Address" from "$FD65" to "$FD3F" and updated
the "Block description".
– Start Address $FD40, revised "Start Address "from $FD66" to "$FD40" and updated the
"Block description".
– Start Address $FFC0, revised "End address" from "$FFDB" to "$FFDF" and updated the
"Block description".
– Start Address $FFDC, removed entire row.
• Section 10.16.11.1, Table 104: Added new table.
• Section 10.16.11.3, Table 108: Revised the description for "4:0, PWR[4:0]".
• Section 10.16.11.9, Table 123: Revised the description for "15:3, AFREQ[12:0]".
• Section 10.16.11.11: Revised "RFCR8" to "EPR" in three locations.
• Section 10.16.11.12: Revised "RFCR9" to "RFPRECHARGE" in three locations.
• Section 10.19.2.3, Table 151, added "Recommend adjusting to 500 Hz or higher when
either or both ISD[3:0] / SP[3:0] are configured for times < 1024 ms." to the description for
FILT[1:0] for the case of "0 0 = 250 Hz".
• Section 11, Figure 60: revised the image.
UM11227 v.3 20190822 • Section 2, revised the general description paragraph.
• Section 3, revised as follows:
– Revised the supporting bulleted items of the bullet "Transducer measurement interfaces
with low-power AFE."
– Revised "16k bytes flash memory" to "16 kB flash memory" below "8-bit S08 compact
instruction set controller."
• Section 4, Table 1: revised the description.
• Section 4.1, replaced table titled "CodeF - tolerance and firmware configuration encoding"
with a paragraph and bullets.
• Section 4.2, replaced table titled "CodeH - hardware configuration encoding" with a
paragraph and bullets.
• Section 4.3: revised as follows:
– Table 2, bits 7 through 0, removed table 2 reference for CODEF, removed table 3
reference for CODEH and replaced references with "Consult the appropriate NTM88
product data sheet for a description."
– Revised "ID27 — 0 to identify NTM88 family" to "ID27 — 1 to identify NTM88 family."
• Section 5.1, Table 3: Revised footnote 5.
• Section 6: revised the first paragraph.
• Section 6, Figure 2, revised the figure caption.
• Section 7, added introductory paragraph.
• Section 7.1: Revised the image in Figure 3.
• Section 7.2, Table 5: Revised the symbols for pins 1 through 6 from "NC" to "n.c." to
support changes made to the image in Figure 3.
• Section 10.1.1, Table 15, revised as follows
– Address $0008, revised all entries to "reserved."
– Address $1809, revised Bit1 to "reserved."
– Address $180C, revised Bit3, Bit2, and Bit0 to "reserved."
– Address $FDFF, revised Bit7 to "ID31," Bit6 to "ID30," Bit5 to "ID29," and Bit4 to "ID28."
• Removed the section titled "Port input filter enable register (PORTIFE)" that followed
Section 10.12.1.7.
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