参数资料
型号: P89LPC9251FDH
厂商: NXP SEMICONDUCTORS
元件分类: 微控制器/微处理器
英文描述: 8-bit microcontroller with accelerated two-clock 80C51 core 2 kB-4 kB-8 kB 3 V byte-erasable flash with 8-bit ADC
中文描述: MICROCONTROLLER, PDSO20
封装: 4.40 MM, PLASTIC, MO-153, SOT360-1, TSSOP-20
文件页数: 16/75页
文件大小: 1612K
代理商: P89LPC9251FDH
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P89LPC9201/921
1/922A1/9241/
8
-bit
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ont
roller
wit
h
8-
bit
ADC
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
-
BOI
GF1
GF0
PMOD1
PMOD0
00
0000 0000
PCONA
Power control
register A
B5H
RTCPD
-
VCPD
ADPD
I2PD
-
SPD
-
00[1]
0000 0000
Bit address
D7
D6
D5
D4
D3
D2
D1
D0
PSW*
Program status
word
D0H
CY
AC
F0
RS1
RS0
OV
F1
P
00
0000 0000
PT0AD
Port 0 digital
input disable
F6H
-
PT0AD.5
PT0AD.4
PT0AD.3
PT0AD.2
PT0AD.1
-
00
xx00 000x
RSTSRC
Reset source
register
DFH
-
BOIF
BOF
POF
R_BK
R_WD
R_SF
R_EX
RTCCON
RTC control
D1H
RTCF
RTCS1
RTCS0
-
ERTC
RTCEN
011x xx00
RTCH
RTC register
high
D2H
00[6]
0000 0000
RTCL
RTC register
low
D3H
00[6]
0000 0000
SADDR
Serial port
address
register
A9H
00
0000 0000
SADEN
Serial port
address enable
B9H
00
0000 0000
SBUF
Serial Port data
buffer register
99H
xx
xxxx xxxx
Bit address
9F
9E
9D
9C
9B
9A
99
98
SCON*
Serial port
control
98H
SM0/FE
SM1
SM2
REN
TB8
RB8
TI
RI
00
0000 0000
SSTAT
Serial port
extended
status register
BAH
DBMOD
INTLO
CIDIS
DBISEL
FE
BR
OE
STINT
00
0000 0000
Table 6.
Special function registers - P89LPC9241/9251 …continued
* indicates SFRs that are bit addressable.
Name
Description
SFR
addr.
Bit functions and addresses
Reset value
MSB
LSB
Hex
Binary
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