参数资料
型号: P89LPC938
厂商: NXP Semiconductors N.V.
英文描述: 8-bit microcontroller with accelerated two-clock 80C51 core 8 kB 3 V byte-erasable Flash with 10-bit A/D converter
中文描述: 8位加速两个小时微控制器的80C51内核8 KB的3伏字节可擦除闪存的10位A / D转换器
文件页数: 15/68页
文件大小: 318K
代理商: P89LPC938
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P89LPC938 Special function registers
…continued
* indicates SFRs that are bit addressable.
Name
Description
SFR
addr.
MSB
9
P
R
1
P
P
8
P1*
Port 1
90H
OCC
OCB
RST
INT1
INT0/
SDA
93
MISO
B3
-
T0/SCL
RXD
TXD
[2]
Bit address
97
ICA
B7
-
96
OCA
B6
-
95
94
SS
B4
-
92
91
OCD
B1
XTAL1
90
ICB
B0
XTAL2
P2*
Port 2
A0H
SPICLK
B5
-
MOSI
B2
-
[2]
Bit address
P3*
P0M1
P0M2
P1M1
P1M2
P2M1
P2M2
P3M1
P3M2
PCON
PCONA
Port 3
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
B0H
84H
85H
91H
92H
A4H
A5H
B1H
B2H
87H
B5H
[2]
(P0M1.7) (P0M1.6) (P0M1.5) (P0M1.4) (P0M1.3) (P0M1.2) (P0M1.1) (P0M1.0) FF
[2]
(P0M2.7) (P0M2.6) (P0M2.5) (P0M2.4) (P0M2.3) (P0M2.2) (P0M2.1) (P0M2.0) 00
[2]
(P1M1.7) (P1M1.6)
-
(P1M1.4) (P1M1.3) (P1M1.2) (P1M1.1) (P1M1.0) D3
[2]
(P1M2.7) (P1M2.6)
-
(P1M2.4) (P1M2.3) (P1M2.2) (P1M2.1) (P1M2.0) 00
[2]
(P2M1.7) (P2M1.6) (P2M1.5) (P2M1.4) (P2M1.3) (P2M1.2) (P2M1.1) (P2M1.0) FF
[2]
(P2M2.7) (P2M2.6) (P2M2.5) (P2M2.4) (P2M2.3) (P2M2.2) (P2M2.1) (P2M2.0) 00
[2]
-
-
-
-
-
-
-
-
SMOD1
SMOD0
BOPD
BOI
GF1
RTCPD
DEEPD
VCPD
ADPD
I2PD
D7
D6
D5
D4
CY
AC
F0
RS1
RS0
-
-
PT0AD.5
PT0AD.4
PT0AD.3
-
-
BOF
POF
R_BK
RTCF
RTCS1
RTCS0
-
11111111
00000000
11x1xx11
00x0xx00
11111111
00000000
xxxxxx11
xxxxxx00
00000000
00000000
-
-
-
-
(P3M1.1) (P3M1.0) 03
[2]
(P3M2.1) (P3M2.0) 00
[2]
PMOD1
PMOD0
SPD
CCUPD
D1
F1
PT0AD.1
R_SF
R_EX
ERTC
RTCEN
GF0
SPPD
D2
OV
PT0AD.2
R_WD
-
00
00
[2]
Bit address
D3
D0
P
-
PSW*
PT0AD
RSTSRC
RTCCON
RTCH
RTCL
SADDR
SADEN
SBUF
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
Serial Port data buffer register
D0H
F6H
DFH
D1H
D2H
D3H
A9H
B9H
99H
00
00
00000000
xx00000x
[3]
-
60
[2] [4]
011xxx00
00
[4]
00000000
00
[4]
00000000
00
00000000
00
00000000
xx
xxxxxxxx
Bit address
9F
9E
SM1
INTLO
9D
SM2
CIDIS
9C
REN
DBISEL
9B
TB8
FE
9A
RB8
BR
99
TI
OE
98
RI
SCON*
SSTAT
Serial port control
Serial port extended status
register
98H
BAH
SM0/FE
DBMOD
00
00
00000000
00000000
STINT
Table 4:
Bit functions and addresses
Reset value
Hex
LSB
Binary
相关PDF资料
PDF描述
P89LPC938FA 8-bit microcontroller with accelerated two-clock 80C51 core 8 kB 3 V byte-erasable Flash with 10-bit A/D converter
P89LV51RB2BBC 8-bit 80C51 3 V low power 16/32/64 kB Flash microcontroller with 1 kB RAM
P89LV51RB2 8-bit 80C51 3 V low power 16/32/64 kB Flash microcontroller with 1 kB RAM
P89LV51RB2BA 8-bit 80C51 3 V low power 16/32/64 kB Flash microcontroller with 1 kB RAM
P89LV51RD2BN 8-bit 80C51 3 V low power 16/32/64 kB Flash microcontroller with 1 kB RAM
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