参数资料
型号: P89LPC971FDH,129
厂商: NXP Semiconductors
文件页数: 4/66页
文件大小: 0K
描述: MCU 80C51 4KB FLASH 20TSSOP
标准包装: 75
系列: LPC900
核心处理器: 8051
芯体尺寸: 8-位
速度: 18MHz
连通性: I²C,SPI,UART/USART
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 18
程序存储器容量: 4KB(4K x 8)
程序存储器类型: 闪存
RAM 容量: 256 x 8
电压 - 电源 (Vcc/Vdd): 2.4 V ~ 5.5 V
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
包装: 管件
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.3
8
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12
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f66
N
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P
Semi
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s
P89LPC970/971/972
8-
bit
microc
ont
roller
with
a
cce
lerat
e
d
tw
o-
cloc
k
80C5
1
core
FMCON
Program flash
control (Read)
E4H
BUSY
-
HVA
HVE
SV
OI
70
0111 0000
Program flash
control (Write)
E4H
FMCMD.
7
FMCMD.
6
FMCMD.
5
FMCMD.
4
FMCMD.
3
FMCMD.
2
FMCMD.
1
FMCMD.
0
FMDATA
Program flash
data
E5H
00
0000 000
0
I2ADR
I2C-bus slave
address register
DBH
I2ADR.6
I2ADR.5
I2ADR.4
I2ADR.3
I2ADR.2
I2ADR.1
I2ADR.0
GC
00
0000 000
0
Bit address
DF
DE
DD
DC
DB
DA
D9
D8
I2CON*
I2C-bus control
register
D8H
-
I2EN
STA
STO
SI
AA
-
CRSEL
00
x000 00x0
I2DAT
I2C-bus data
register
DAH
I2SCLH
Serial clock
generator/SCL
duty cycle
register high
DDH
00
0000 000
0
I2SCLL
Serial clock
generator/SCL
duty cycle
register low
DCH
00
0000 000
0
I2STAT
I2C-bus status
register
D9H
STA.4
STA.3
STA.2
STA.1
STA.0
0
F8
1111 1000
Bit address
AF
AE
AD
AC
AB
AA
A9
A8
IEN0*
Interrupt
enable 0
A8H
EA
EWDRT
EBO
ES/ESR
ET1
EX1
ET0
EX0
00
0000 000
0
Bit address
EF
EE
ED
EC
EB
EA
E9
E8
IEN1*
Interrupt
enable 1
E8H
-
EST
-
EXTIM
ESPI
EC
EKBI
EI2C
00[2]
00x0 0000
Bit address
BF
BE
BD
BC
BB
BA
B9
B8
IP0*
Interrupt
priority 0
B8H
-
PWDRT
PBO
PS/PSR
PT1
PX1
PT0
PX0
00[2]
x000 0000
IP0H
Interrupt
priority 0 high
B7H
-
PWDRTH
PBOH
PSH/
PSRH
PT1H
PX1H
PT0H
PX0H
00[2]
x000 0000
Table 4.
Special function registers …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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