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Philips Semiconductors
User’s Manual - Preliminary -
P89LPC901/902/903
GENERAL DESCRIPTION
2003 Dec 8 20
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
-----
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)-----FFH
1
11111111
P1M2#Port 1 Output Mode 2 92H--(P1M2.5)-----00H
1
00000000
PCON# Power Control Register 87H - - BOPD BOI GF1 GF0 PMOD1 PMOD0 00H 00000000
PCONA#Power Control Register A B5HRTCPD-VCPD-----
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.5 PT0AD.4 - PT0AD.2 - - 00H xx00000x
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
SP Stack Pointer 81H 07H 00000111
8F 8E 8D 8C 8B 8A 89 88
TCON*Timer 0 and 1 Control 88HTF1TR1TF0TR0----00H00000000
TH0 Timer 0 High 8CH 00H 00000000
TH1 Timer 1 High 8DH 00H 00000000
TL0 Timer 0 Low 8AH 00H 00000000
TL1 Timer 1 Low 8BH 00H 00000000
TMOD Timer 0 and 1 Mode 89H - - T1M1 T1M0 - - T0M1 T0M0 00H 00000000
TRIM# Internal Oscillator Trim Register 96H - - TRIM.5 TRIM.4 TRIM.3 TRIM.2 TRIM.1 TRIM.0 Notes 4,5
Name Description
SFR
Address
Bit Functions and Addresses Reset Value
MSB
LSB
Hex Binary