P89LPC912FDH NXP Semiconductors, P89LPC912FDH Datasheet - Page 22

• Manufacturer Part Number: P89LPC912FDH
• Description: MCU 8BIT 80C51 1K FLASH, TSSOP14
• Manufacturer: NXP Semiconductors

Specifications of P89LPC912FDH

• Controller Family/series: (8051) 8052
• Core Size: 8bit
• No. Of I/o's: 12
• Program Memory Size: 1KB
• Ram Memory Size: 128Byte
• Cpu Speed: 18MHz
• Oscillator Type: External, Internal
• No. Of Timers: 4
• No. Of: RoHS Compliant

Table 8.
* indicates SFRs that are bit addressable.
Name
PSW*
PT0AD
RSTSRC
RTCCON
RTCH
RTCL
SADDR
SADEN
SBUF
SCON
SSTAT
SP
SPCTL
SPSTAT
SPDAT
TCON*
TH0
TH1
TL0
TL1
TMOD
TRIM
WDCON
P89LPC913 Special function registers
Description
Program status word
Port 0 digital input disable
Reset source register
Real-time clock control
Real-time clock register high
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
Timer 0 and 1 control
Timer 0 high
Timer 1 high
Timer 0 low
Timer 1 low
Timer 0 and 1 mode
Internal oscillator trim register
Watchdog control register
Bit address
Bit address
Bit address
SFR
addr.
D0H
DFH
D1H
D2H
D3H
A9H
B9H
BAH
E2H
E1H
E3H
8CH
8DH
8AH
8BH
A7H
F6H
99H
98H
81H
88H
89H
96H
Bit functions and addresses
DBMOD
SM0/FE
…continued
RTCF
PRE2
SSIG
MSB
SPIF
TF1
CY
D7
9F
8F
-
-
-
-
ENCLK
RTCS1
WCOL
INTLO
SPEN
PRE1
SM1
TR1
D6
AC
9E
8E
-
-
-
PT0AD.5 PT0AD.4
RTCS0
TRIM.5
DORD
CIDIS
T1M1
PRE0
BOF
SM2
TF0
D5
9D
8D
F0
-
DBISEL
TRIM.4
MSTR
T1M0
REN
RS1
POF
TR0
D4
9C
8C
-
-
-
T0GATE
TRIM.3
CPOL
R_BK
RS0
TB8
D3
9B
FE
8B
-
-
-
-
-
PT0AD.2
WDRUN
TRIM.2
R_WD
CPHA
T0C/T
RB8
D2
OV
9A
BR
8A
-
-
-
WDTOF
TRIM.1
ERTC
R_SF
SPR1
T0M1
OE
D1
F1
99
89
TI
-
-
-
WDCLK
RTCEN
TRIM.0
STINT
R_EX
SPR0
T0M0
LSB
D0
98
88
RI
P
-
-
-
Reset value
Hex
00
00
[3]
60
00
00
00
00
xx
00
00
07
04
00
00
00
00
00
00
00
00
[5] [6]
[4] [6]
[1][6]
[6]
[6]
Binary
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
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000