参数资料
型号: P89V51RB2BBC,557
厂商: NXP Semiconductors
文件页数: 5/80页
文件大小: 0K
描述: IC 80C51 MCU 1024 RAM 44TQFP
产品培训模块: Migrating from 8/16-Bit MCUs to 32-Bit ARMs
标准包装: 800
系列: 89V
核心处理器: 8051
芯体尺寸: 8-位
速度: 40MHz
连通性: SPI,UART/USART
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 32
程序存储器容量: 16KB(16K x 8)
程序存储器类型: 闪存
RAM 容量: 1K x 8
电压 - 电源 (Vcc/Vdd): 4.5 V ~ 5.5 V
振荡器型: 内部
工作温度: 0°C ~ 70°C
封装/外壳: 44-TQFP
包装: 托盘
配用: 622-1017-ND - BOARD 44-ZIF PLCC SOCKET
其它名称: 935277723557
P89V51RB2BBC
P89V51RB2BBC-ND
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P89V51RB2_RC2_RD2_5
NXP
B
.V
.2009.
All
r
ights
reser
v
ed.
Pr
oduct
data
sheet
Re
v
.05
12
No
vember
2009
13
of
80
NXP
Semiconductor
s
P89V51RB2/RC2/RD2
8-bit
micr
ocontr
oller
s
with
80C51
core
[1]
Unimplemented bits in SFRs (labeled ’-’) are ‘X’s (unknown) at all times. Unless otherwise specied, ‘1’s should not be written to these bits since they may be used for other
purposes in future derivatives. The reset values shown for these bits are ‘0’s although they are unknown when read.
SADDR
Serial Port Address Register
A9H
SADEN
Serial Port Address Enable
B9H
Bit address
87[1]
85[1]
84[1]
83[1]
82[1]
81[1]
80[1]
SPCTL
SPI Control Register
D5H
SPIE
SPEN
DORD
MSTR
CPOL
CPHA
SPR1
SPR0
SPCFG
SPI Conguration Register
AAH
SPIF
SPWCOL
-
----
SPDAT
SPI Data
86H
SP
Stack Pointer
81H
Bit address
8F
8E
8D
8C
8B
8A
89
88
TCON*
Timer Control Register
88H
TF1
TR1
TF0
TR0
IE1
IT1
IE0
IT0
Bit address
CF
CE
CD
CC
CB
CA
C9
C8
T2CON*
Timer2 Control Register
C8H
TF2
EXF2
RCLK
TCLK
EXEN2
TR2
C/T2
CP/RL2
T2MOD
Timer2 Mode Control
C9H
-
ENT2
T2OE
DCEN
TH0
Timer 0 HIGH
8CH
TH1
Timer 1 HIGH
8DH
TH2
Timer 2 HIGH
CDH
TL0
Timer 0 LOW
8AH
TL1
Timer 1 LOW
8BH
TL2
Timer 2 LOW
CCH
TMOD
Timer 0 and 1 Mode
89H
GATE
C/T
M1
M0
GATE
C/T
M1
M0
WDTC
Watchdog Timer Control
C0H
-
WDOUT
WDRE
WDTS
WDT
SWDT
WDTD
Watchdog Timer Data/Reload
85H
Table 4.
Special function registers …continued
* indicates SFRs that are bit addressable
Name
Description
SFR
address
Bit functions and addresses
MSB
LSB
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