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© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
User manual Rev. 02 — 23 May 2005 15 of 133
Philips Semiconductors
UM10109
P89LPC932A1 User manual
DPH Data pointer high 83H 00 0000 0000
DPL Data pointer low 82H 00 0000 0000
I2ADR I
2
C slave address register DBH I2ADR.6 I2ADR.5 I2ADR.4 I2ADR.3 I2ADR.2 I2ADR.1 I2ADR.0 GC 00 0000 0000
Bit address DF DE DD DC DB DA D9 D8
I2CON* I
2
C control register D8H - I2EN STA STO SI AA - CRSEL 00 x000 00x0
I2DAT I
2
C data register DAH
I2SCLH Serial clock generator/SCL
duty cycle register high
DDH 00 0000 0000
I2SCLL Serial clock generator/SCL
duty cycle register low
DCH 00 0000 0000
I2STAT I
2
C status register D9H STA.4 STA.3 STA.2 STA.1 STA.0 0 0 0 F8 1111 1000
ICRAH Input capture A register
high
ABH 00 0000 0000
ICRAL Input capture A register
low
AAH 00 0000 0000
ICRBH Input capture B register
high
AFH 00 0000 0000
ICRBL Input capture B register
low
AEH 00 0000 0000
Bit address AF AE AD AC AB AA A9 A8
IEN0* Interrupt enable 0 A8H EA EWDRT EBO ES/ESR ET1 EX1 ET0 EX0 00 0000 0000
Bit address EF EE ED EC EB EA E9 E8
IEN1* Interrupt enable 1 E8H EIEE EST - ECCU ESPI EC EKBI EI2C 00
[1]
00x0 0000
Bit address BF BE BD BC BB BA B9 B8
IP0* Interrupt priority 0 B8H - PWDRT PBO PS/PSR PT1 PX1 PT0 PX0 00
[1]
x000 0000
IP0H Interrupt priority 0 high B7H - PWDRT
H
PBOH PSH/
PSRH
PT1H PX1H PT0H PX0H 00
[1]
x000 0000
Bit address FF FE FD FC FB FA F9 F8
IP1* Interrupt priority 1 F8H PIEE PST - PCCU PSPI PC PKBI PI2C 00
[1]
00x0 0000
IP1H Interrupt priority 1 high F7H PIEEH PSTH - PCCUH PSPIH PCH PKBIH PI2CH 00
[1]
00x0 0000
Table 2: P89LPC932A1 Special function registers
…continued
* indicates SFRs that are bit addressable.
Name Description SFR
addr.
Bit functions and addresses Reset value
MSB LSB Hex Binary