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P89LPC901FD 数据表(PDF) 16 Page - NXP Semiconductors

部件名 P89LPC901FD
功能描述  8-bit microcontrollers with two-clock 80C51 core 1 kB 3 V Flash with 128-byte RAM
PDF  55 Pages
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制造商  PHILIPS [NXP Semiconductors]
网页  http://www.nxp.com
标志 PHILIPS - NXP Semiconductors

P89LPC901FD 数据表(HTML) 16 Page - NXP Semiconductors

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KBMASK
Keypad interrupt mask
register
86H
00
00000000
KBPATN
Keypad pattern register
93H
FF
11111111
Bit address
87
86
85
84
83
82
81
80
P0*
Port 0
80H
-
-
CMPREF
/KB5
CIN1A
/KB4
----
[1]
Bit address
97
96
95
94
93
92
91
90
P1*
Port 1
90H
-
-
RST
-
-
T0
-
-
[1]
Bit address
B7
B6
B5
B4
B3
B2
B1
B0
P3*
Port 3
B0H
------
XTAL1
XTAL2
[1]
P0M1
Port 0 output mode 1
84H
-
-
(P0M1.5) (P0M1.4)
----
FF
11111111
P0M2
Port 0 output mode 2
85H
-
-
(P0M2.5) (P0M2.4)
----
00
00000000
P1M1
Port 1 output mode 1
91H
-
-
(P1M1.5)
-
-
(P1M1.2)
-
-
FF[1]
11111111
P1M2
Port 1 output mode 2
92H
-
-
(P1M2.5)
-
-
(P1M2.2)
-
-
00[1]
00000000
P3M1
Port 3 output mode 1
B1H
------
(P3M1.1) (P3M1.0) 03[1]
xxxxxx11
P3M2
Port 3 output mode 2
B2H
------
(P3M2.1) (P3M2.0) 00[1]
xxxxxx00
PCON
Power control register
87H
-
-
BOPD
BOI
GF1
GF0
PMOD1
PMOD0
00
00000000
PCONA
Power control register A
B5H
RTCPD
VCPD
-
-
00[1]
00000000
PCONB
reserved for Power Control
Register B
B6H
--------
00[1]
xxxxxxxx
Bit address
D7
D6
D5
D4
D3
D2
D1
D0
PSW*
Program status word
D0H
CY
AC
F0
RS1
RS0
OV
F1
P
00
00000000
PT0AD
Port 0 digital input disable
F6H
-
-
PT0AD.5
PT0AD.4
----
00
xx00000x
RSTSRC
Reset source register
DFH
-
-
BOF
POF
-
R_WD
R_SF
R_EX
[3]
RTCCON
Real-time clock control
D1H
RTCF
RTCS1
RTCS0
-
-
-
ERTC
RTCEN
60[1]
[6]
011xxx00
RTCH
Real-time clock register HIGH
D2H
00[6]
00000000
RTCL
Real-time clock register LOW
D3H
00[6]
00000000
SP
Stack pointer
81H
07
00000111
TAMOD
Timer 0 auxiliary mode
8FH
-------
T0M2
00
xxx0xxx0
Table 7:
P89LPC901 Special function registers…continued
* indicates SFRs that are bit addressable.
Name
Description
SFR
addr.
Bit functions and addresses
Reset value
MSB
LSB
Hex
Binary



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