Single-Chip Microcontroller User Manual

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UM10310_1 © NXP B.V. 2008. All rights reserved. User manual Rev. 01 — 1 December 2008 14 of 139 NXP Semiconductors
UM10310
P89LPC9321 User manual
KBCON Keypad control
register
94H------PATN
_SEL
KBIF 00
[1]
xxxx xx00
KBMASK Keypad
interrupt mask
register
86H 00 0000 0000
KBPATN Keypad pattern
register
93H FF 1111 1111
OCRAH Output
compare A
register high
EFH 00 0000 0000
OCRAL Output
compare A
register low
EEH 00 0000 0000
OCRBH Output
compare B
register high
FBH 00 0000 0000
OCRBL Output
compare B
register low
FAH 00 0000 0000
OCRCH Output
compare C
register high
FDH 00 0000 0000
OCRCL Output
compare C
register low
FCH 00 0000 0000
OCRDH Output
compare D
register high
FFH 00 0000 0000
OCRDL Output
compare D
register low
FEH 00 0000 0000
Bit address8786858483828180
P0* Port 0 80H T1/KB7 CMP1
/KB6
CMPREF
/KB5
CIN1A
/KB4
CIN1B
/KB3
CIN2A
/KB2
CIN2B
/KB1
CMP2
/KB0
[1]
Bit address9796959493929190
Table 2. Special function registers
…continued
* indicates SFRs that are bit addressable.
Name Description SFR
addr.
Bit functions and addresses Reset value
MSB LSB Hex Binary