P89LPC9401FBD NXP Semiconductors, P89LPC9401FBD Datasheet - Page 14

• Manufacturer Part Number: P89LPC9401FBD
• Description: IC, MCU 8BIT 80C51, LCD DRIVER, SMD
• Manufacturer: NXP Semiconductors

Specifications of P89LPC9401FBD

• Controller Family/series: (8051) 8052
• Core Size: 8bit
• No. Of I/o's: 23
• Program Memory Size: 8KB
• Ram Memory Size: 256Byte
• Cpu Speed: 18MHz
• Oscillator Type: External, Internal
• No. Of Timers: 4
• No.: RoHS Compliant

Table 4:
* indicates SFRs that are bit addressable.
Name
P0M1
P0M2
P1M1
P1M2
P2M1
P2M2
P3M1
P3M2
PCON
PCONA
PSW*
PT0AD
RSTSRC
RTCCON
RTCH
RTCL
SADDR
SADEN
SBUF
SCON*
SSTAT
SP
SPCTL
SPSTAT
SPDAT
Special function registers
Description
Port 0 output mode 1
Port 0 output mode 2
Port 1 output mode 1
Port 1 output mode 2
Port 2 output mode 1
Port 2 output mode 2
Port 3 output mode 1
Port 3 output mode 2
Power control register
Power control register A
Program status word
Port 0 digital input disable
Reset source register
Real-time clock control
Real-time clock register high D2H
Real-time clock register low
Serial port address register
Serial port address enable
Serial Port data buffer
register
Serial port control
Serial port extended status
register
Stack pointer
SPI control register
SPI status register
SPI data register
Bit address
Bit address
…continued
SFR
addr.
DFH
BAH
A4H
A5H
B1H
B2H
B5H
D0H
F6H
D1H
D3H
A9H
B9H
E2H
E1H
E3H
84H
85H
91H
92H
87H
99H
98H
81H
Bit functions and addresses
(P0M1.7) (P0M1.6) (P0M1.5) (P0M1.4) (P0M1.3) (P0M1.2) (P0M1.1) (P0M1.0) FF
(P0M2.7) (P0M2.6) (P0M2.5) (P0M2.4) (P0M2.3) (P0M2.2) (P0M2.1) (P0M2.0) 00
(P1M1.7) (P1M1.6)
(P1M2.7) (P1M2.6)
(P2M1.7) (P2M1.6) (P2M1.5) (P2M1.4) (P2M1.3) (P2M1.2) (P2M1.1) (P2M1.0) FF
(P2M2.7) (P2M2.6) (P2M2.5) (P2M2.4) (P2M2.3) (P2M2.2) (P2M2.1) (P2M2.0) 00
SM0/FE
DBMOD
SMOD1
RTCPD
RTCF
SSIG
MSB
SPIF
D7
CY
9F
-
-
-
-
SMOD0
RTCS1
INTLO
WCOL
SPEN
SM1
D6
AC
9E
-
-
-
-
-
PT0AD.5 PT0AD.4 PT0AD.3 PT0AD.2 PT0AD.1
RTCS0
BOPD
DORD
VCPD
CIDIS
BOF
SM2
D5
9D
F0
-
-
-
-
-
(P1M1.4) (P1M1.3) (P1M1.2) (P1M1.1) (P1M1.0) D3
(P1M2.4) (P1M2.3) (P1M2.2) (P1M2.1) (P1M2.0) 00
DBISEL
MSTR
REN
RS1
POF
BOI
D4
9C
-
-
-
-
-
R_BK
CPOL
I2PD
GF1
RS0
TB8
D3
9B
FE
-
-
-
-
R_WD
CPHA
SPPD
GF0
RB8
OV
BR
D2
9A
-
-
-
-
(P3M1.1) (P3M1.0) 03
(P3M2.1) (P3M2.0) 00
PMOD1
ERTC
SPR1
R_SF
SPD
OE
D1
F1
99
TI
-
PMOD0 00
RTCEN
STINT
R_EX
SPR0
LSB
D0
98
RI
P
-
-
-
Reset value
Hex
00
00
00
60
00
00
00
00
xx
00
00
07
04
00
00
[2]
[2]
[2]
[2]
[2]
[2]
[2] [4]
[4]
[4]
[2]
[2]
[2]
Binary
1111 1111
0000 0000
11x1 xx11
00x0 xx00
1111 1111
0000 0000
xxxx xx11
xxxx xx00
0000 0000
0000 0000
0000 0000
xx00 000x
011x xx00
0000 0000
0000 0000
0000 0000
0000 0000
xxxx xxxx
0000 0000
0000 0000
0000 0111
0000 0100
00xx xxxx
0000 0000
[3]