p89lpc9171fdh NXP Semiconductors, p89lpc9171fdh Datasheet - Page 20

• Manufacturer Part Number: p89lpc9171fdh
• Description: 8-bit Microcontroller With Accelerated Two-clock 80c51 Core, 2 Kb 3 V Byte-erasable Flash With 8-bit Adc
• Manufacturer: NXP Semiconductors

Table 6.
* indicates SFRs that are bit addressable.
Name
KBMASK
KBPATN
P0*
P1*
P0M1
P0M2
P1M1
P1M2
PCON
PCONA
PSW*
PT0AD
RSTSRC
RTCCON
Special function registers - P89LPC9151
Description
Keypad
interrupt mask
register
Keypad pattern
register
Port 0
Port 1
Port 0 output
mode 1
Port 0 output
mode 2
Port 1 output
mode 1
Port 1 output
mode 2
Power control
register
Power control
register A
Program status
word
Port 0 digital
input disable
Reset source
register
RTC control
Bit address
Bit address
Bit address
Bit address
SFR
addr.
D0H
DFH
D1H
86H
93H
80H
90H
84H
85H
91H
92H
87H
B5H
F6H
Bit functions and addresses
SMOD1
RTCPD
RTCF
MSB
CY
B7
D7
87
97
-
-
-
-
-
-
-
-
SMOD0
RTCS1
BOIF
AC
86
96
B6
D6
-
-
-
-
-
-
-
-
CMPREF
(P0M1.5)
(P0M2.5)
PT0AD.5
/CLKIN
RTCS0
VCPD
/KB5
RST
BOF
B5
D5
85
95
F0
-
-
-
(P0M1.4)
(P0M2.4)
(P1M1.4)
(P1M2.4)
PT0AD.4
CIN1A
ADPD
/KB4
INT1
POF
RS1
BOI
B4
D4
84
94
-
INT0/SDA
(P0M1.3)
(P0M2.3)
(P1M1.3)
(P1M2.3)
PT0AD.3
CIN1B
R_BK
/KB3
I2PD
GF1
RS0
B3
D3
83
93
-
(P0M1.2)
(P0M2.2)
(P1M1.2)
(P1M2.2)
PT0AD.2
T0/SCL
CIN2A
R_WD
/KB2
GF0
OV
B2
D2
82
92
-
-
(P0M1.1)
(P0M2.1)
(P1M1.1)
(P1M2.1)
PT0AD.1
PMOD1
CIN2B
R_SF
ERTC
/KB1
RXD
SPD
B1
D1
F1
81
91
(P0M1.0)
(P0M2.0)
(P1M1.0)
(P1M2.0)
PMOD0
RTCEN
CMP2
R_EX
/KB0
LSB
TXD
B0
D0
80
90
P
-
-
Reset value
Hex
00
FF
[1]
[1]
FF
00
D3
00
00
00
00
00
[3]
60
[1]
[1]
[1]
[1][6]
[1]
[1]
Binary
0000 0000
1111 1111
1111 1111
0000 0000
11x1 xx11
00x0 xx00
0000 0000
0000 0000
0000 0000
xx00 000x
011x xx00