P89LPC914 View Datasheet(PDF) - NXP Semiconductors.
Part Name
Description
Manufacturer
P89LPC914
NXP Semiconductors.
P89LPC914 Datasheet PDF : 66 Pages
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Table 8. P89LPC913 Special function registers …continued
* indicates SFRs that are bit addressable.
Name
Description
SFR Bit functions and addresses
addr. MSB
LSB
Reset value
Hex Binary
Bit address FF
FE
FD
FC
FB
FA
F9
F8
IP1*
Interrupt priority 1
F8H
-
PST
-
-
PSPI
PC
PKBI
-
00[1] 00x0 0000
IP1H
Interrupt priority 1 high
F7H
-
PSTH
-
-
PSPIH PCH PKBIH
-
00[1] 00x0 0000
KBCON Keypad control register
94H
-
-
-
-
-
-
PATN
KBIF 00[1] xxxx xx00
_SEL
KBMASK Keypad interrupt mask
86H
register
00
0000 0000
KBPATN Keypad pattern register
93H
FF
1111 1111
Bit address 87
86
85
84
83
82
81
80
P0*
Port 0
80H
CMP1/ CMPREF CIN1A/
CIN2A/
[1]
KB6
/ KB5
KB4
KB2
Bit address 97
96
95
94
93
92
91
90
P1*
Port 1
90H
RST
RXD
TXD [1]
Bit address A7
A6
A5
A4
A3
A2
A1
A0
P2*
Port 2
A0H
SPICLK
MISO MOSI
[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
(P0M1.6) (P0M1.5) (P0M1.4)
(P0M1.2)
FF
1111 1111
P0M2
Port 0 output mode 2
85H
(P0M2.6) (P0M2.5) (P0M2.4)
(P0M2.2)
00
0000 0000
P1M1
Port 1 output mode 1
91H
(P1M1.1) (P1M1.0) D3[1] 11x1 xx11
P1M2
Port 1 output mode 2
92H
(P1M2.1) (P1M2.0) 00[1] 00x0 xx00
P2M1
Port 2 output mode 1
A4H
(P2M1.5)
(P2M1.3) (P2M1.2)
FF
1111 1111
P2M2
Port 2 output mode 2
A5H
(P2M2.5)
(P2M2.3) (P2M2.2)
00
0000 0000
P3M1
Port 3 output mode 1
B1H
(P3M1.1) (P3M1.0) 03[1] xxxx xx11
P3M2
Port 3 output mode 2
B2H
(P3M2.1) (P3M2.0) 00[1] xxxx xx00
PCON
Power control register
87H SMOD1 SMOD0 BOPD
BOI
GF1
GF0 PMOD1 PMOD0 00
0000 0000
PCONA Power control register A
B5H RTCPD
-
VCPD
-
-
SPPD
SPD
-
00[1] 0000 0000
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