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Philips Semiconductors
User’s Manual - Preliminary -
P89LPC906/907/908GENERAL DESCRIPTION
2003 Dec 8 19
KBMASK# Keypad Interrupt Mask Register 86H 00H 00000000
KBPATN# Keypad Pattern Register 93H FFH 11111111
87 86 85 84 83 82 81 80
P0* Port 0 80H -
CMP1/
KB6
CMPREF/
KB5
CIN1A/
KB4
-KB2-KB0 Note 1
97 96 95 94 93 92 91 90
P1* Port 1 90H - - RST
--T0-TxD
B7 B6 B5 B4 B3 B2 B1 B0
P0M1# Port 0 Output Mode 1 84H - (P0M1.6) (P0M1.5) (P0M1.4) - (P0M1.2) - (P0M1.0) FFH 11111111
P0M2# Port 0 Output Mode 2 85H - (P0M2.6) (P0M2.5) (P0M2.4) - (P0M2.2) - (P0M2.0) 00H 00000000
P1M1# Port 1 Output Mode 1 91H - - (P1M1.5) - - (P1M1.2) - (P1M1.0) FFH
1
11111111
P1M2# Port 1 Output Mode 2 92H - - (P1M2.5) - - (P1M2.2) - (P1M2.0) 00H
1
00000000
PCON# Power Control Register 87H SMOD1 SMOD0 BOPD BOI GF1 GF0 PMOD1 PMOD0 00H 00000000
PCONA# Power Control Register A B5H RTCPD VCPD - SPD
00H
1
00000000
D7 D6 D5 D4 D3 D2 D1 D0
PSW* Program Status Word D0H CY AC F0 RS1 RS0 OV F1 P 00H 00000000
PT0AD#Port 0 Digital Input Disable F6H--PT0AD.5PT0AD.4----00Hxx00000x
RSTSRC# Reset Source Register DFH - - BOF POF - R_WD R_SF R_EX Note 2
RTCCON# Real-Time Clock Control D1H RTCF RTCS1 RTCS0 - - - ERTC RTCEN 60H
1,5
011xxx00
RTCH# Real-Time Clock Register High D2H 00H
5
00000000
RTCL# Real-Time Clock Register Low D3H 00H
5
00000000
SBUF Serial Port Data Buffer Register 99H xxH xxxxxxxx
9F 9E 9D 9C 9B 9A 99 98
SCON* Serial Port Control 98H SM0 SM1 SM2 - TB8 - TI - 00H 00000000
SSTAT# Serial Port Extended Status Register BAH DBMOD INTLO CIDIS DBISEL ----00H00000000
SP Stack Pointer 81H 07H 00000111
TAMOD# Timer 0 Auxiliary Mode 8FH -------T0M200Hxxx0xxx0
8F 8E 8D 8C 8B 8A 89 88
TCON*Timer 0 and 1 Control 88HTF1TR1TF0TR0----00H00000000
Name Description
SFR
Address
Bit Functions and Addresses Reset Value
MSB
LSB
Hex Binary