P89LPC9381 NXP Semiconductors, P89LPC9381 Datasheet - Page 14

• Manufacturer Part Number: P89LPC9381
• Description: The P89LPC9381 is a single-chip microcontroller, available in low-cost packages, basedon a high performance processor architecture that executes instructions in two to fourclocks, six times the rate of standard 80C51 devices
• Manufacturer: NXP Semiconductors

Table 4.
* indicates SFRs that are bit addressable.
Name
PCON
PCONA
PSW*
PT0AD
RSTSRC
RTCCON
RTCH
RTCL
SADDR
SADEN
SBUF
SCON*
SSTAT
SP
SPCTL
SPSTAT
SPDAT
TAMOD
TCON*
TH0
TH1
TL0
TL1
P89LPC9381 Special function registers
Description
Power control register
Power control register A
Program status word
Port 0 digital input disable
Reset source register
RTC control
RTC register high
RTC register low
Serial port address
register
Serial port address enable B9H
Serial Port data buffer
register
Serial port control
Serial port extended
status register
Stack pointer
SPI control register
SPI status register
SPI data register
Timer 0 and 1 auxiliary
mode
Timer 0 and 1 control
Timer 0 high
Timer 1 high
Timer 0 low
Timer 1 low
Bit address
Bit address
Bit address
SFR
addr.
B5H
D0H
DFH
D1H
D2H
D3H
A9H
BAH
E2H
E1H
E3H
8CH
8DH
8AH
8BH
87H
F6H
99H
98H
81H
8FH
88H
Bit functions and addresses
DBMOD
SMOD1
SM0/FE
RTCPD
RTCF
SSIG
SPIF
MSB
TF1
CY
D7
9F
8F
-
-
-
…continued
SMOD0
RTCS1
WCOL
INTLO
SPEN
SM1
TR1
D6
AC
9E
8E
-
-
-
-
PT0AD.5 PT0AD.4 PT0AD.3 PT0AD.2
RTCS0
DORD
BOPD
VCPD
CIDIS
BOF
SM2
TF0
D5
9D
8D
F0
-
-
DBISEL
ADPD
MSTR
T1M2
POF
REN
RS1
TR0
BOI
D4
9C
8C
-
-
R_BK
CPOL
I2PD
GF1
RS0
TB8
IE1
D3
9B
FE
8B
-
-
-
R_WD
SPPD
CPHA
GF0
RB8
OV
BR
IT1
D2
9A
8A
-
-
-
PT0AD.1
PMOD1
R_SF
ERTC
SPR1
SPD
IE0
D1
OE
F1
99
89
TI
-
-
PMOD0
RTCEN
STINT
R_EX
SPR0
T0M2
LSB
IT0
D0
98
88
RI
P
-
-
-
Reset value
Hex
00
00
60
00
00
00
00
xx
00
00
07
00
00
00
00
00
00
00
00
00
00
04
[2]
[2][4]
[4]
[4]
Binary
0000 0000
0000 0000
0000 0000
xx00 000x
[3]
011x xx00
0000 0000
0000 0000
0000 0000
0000 0000
xxxx xxxx
0000 0000
0000 0000
0000 0111
0000 0100
00xx xxxx
0000 0000
xxx0 xxx0
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000