P89LPC9301(2009) View Datasheet(PDF) - NXP Semiconductors.
Part Name
Description
Manufacturer
P89LPC9301
(Rev.:2009)
(Rev.:2009)
NXP Semiconductors.
P89LPC9301 Datasheet PDF : 65 Pages
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Table 4. Special function registers …continued
* indicates SFRs that are bit addressable.
Name
Description
SFR Bit functions and addresses
addr. MSB
LSB
Reset value
Hex Binary
IP0H
Interrupt
B7H
-
PWDRTH PBOH
PSH/
PT1H
PX1H
PT0H
PX0H 00[1] x000 0000
priority 0 high
PSRH
Bit address FF
FE
FD
FC
FB
FA
F9
F8
IP1*
Interrupt
F8H
-
PST
-
priority 1
-
PSPI
PC
PKBI
PI2C 00[1] 00x0 0000
IP1H
Interrupt
F7H
-
PSTH
-
priority 1 high
-
PSPIH
PCH
PKBIH
PI2CH 00[1] 00x0 0000
KBCON
Keypad control 94H
-
-
-
-
-
-
PATN
KBIF 00[1] xxxx xx00
register
_SEL
KBMASK
Keypad
86H
interrupt mask
register
00
0000 0000
KBPATN
Keypad pattern 93H
register
FF
1111 1111
Bit address
87
86
85
84
83
82
81
80
P0*
Port 0
80H T1/KB7
CMP1
/KB6
CMPREF
/KB5
CIN1A
/KB4
CIN1B
/KB3
CIN2A
/KB2
CIN2B
/KB1
CMP2 [1]
/KB0
Bit address
97
96
95
94
93
92
91
90
P1*
Port 1
90H
-
-
RST
INT1 INT0/SDA T0/SCL
RXD
TXD [1]
Bit address A7
A6
A5
A4
A3
A2
A1
A0
P2*
Port 2
A0H
-
-
SPICLK
SS
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 (P0M1.7) (P0M1.6) (P0M1.5) (P0M1.4) (P0M1.3) (P0M1.2) (P0M1.1) (P0M1.0) FF[1] 1111 1111
P0M2
Port 0 output
mode 2
85H (P0M2.7) (P0M2.6) (P0M2.5) (P0M2.4) (P0M2.3) (P0M2.2) (P0M2.1) (P0M2.0) 00[1]
0000 0000
P1M1
Port 1 output 91H (P1M1.7) (P1M1.6)
-
(P1M1.4) (P1M1.3) (P1M1.2) (P1M1.1) (P1M1.0) D3[1] 11x1 xx11
mode 1
P1M2
Port 1 output 92H (P1M2.7) (P1M2.6)
-
(P1M2.4) (P1M2.3) (P1M2.2) (P1M2.1) (P1M2.0) 00[1] 00x0 xx00
mode 2
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