P89LV51RD2BBC NXP Semiconductors, P89LV51RD2BBC Datasheet - Page 12

• Manufacturer Part Number: P89LV51RD2BBC
• Description: MCU 8-Bit 89LV 80C51 CISC 64KB Flash 3.3V 44-Pin TQFP Tray
• Manufacturer: NXP Semiconductors

Specifications of P89LV51RD2BBC

• Package: 44TQFP
• Device Core: 80C51
• Family Name: 89LV
• Maximum Speed: 40 MHz
• Ram Size: 1 KB
• Program Memory Size: 64 KB
• Operating Supply Voltage: 3.3 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 32
• Interface Type: SPI/UART
• Operating Temperature: 0 to 70 °C
• Number Of Timers: 3

Table 4.
* Indicates SFRs that are bit addressable.
Name
FST
IEN0*
IEN1*
IP0*
IP0H
IP1*
IP1H
FCF
P0*
P1*
P2*
P3*
PCON
PSW*
RCAP2H
RCAP2L
SCON*
SBUF
Special function registers
Description
Flash Status Register
Interrupt Enable 0
Interrupt Enable 1
Interrupt Priority
Interrupt Priority 0 HIGH
Interrupt Priority 1
Interrupt Priority 1 HIGH
Port 0
Port 1
Port 2
Port 3
Power Control Register
Program Status Word
Timer2 Capture HIGH
Timer2 Capture LOW
Serial Port Control
Serial Port Data Buffer Register
…continued
Bit address
Bit address
Bit address
Bit address
Bit address
Bit address
Bit address
Bit address
Bit address
Bit address
SFR
addr.
D0H
CBH
CAH
A8H
E8H
B8H
B7H
F8H
F7H
B1H
80H
90H
A0H
B0H
87H
98H
99H
B6
SPICLK
SM0/FE
SMOD1
CEX4/
MSB
AD7
A15
RD
AF
EA
EF
BF
A7
B7
D7
CY
FF
87
97
9F
-
-
-
-
-
-
-
SMOD0
CEX3/
PPCH
MISO
PPC
AD6
SM1
A14
WR
AE
EC
BE
SB
EE
FE
A6
B6
D6
AC
9E
86
96
-
-
-
-
CEX2/
PT2H
MOSI
BOF
SM2
AD5
ET2
PT2
A13
AD
ED
BD
FD
A5
B5
T1
D5
F0
9D
85
95
-
-
-
-
-
Bit functions and addresses
CEX1/SS
PBOH
PSH
PBO
POF
REN
AD4
RS1
A12
AC
ES
EC
BC
PS
FC
84
94
A4
B4
T0
D4
9C
-
-
-
PT1H
CEX0
INT1
EDC
EBO
AD3
GF1
RS0
ET1
PT1
A11
TB8
AB
BB
EB
FB
A3
B3
D3
9B
83
93
-
-
-
PX1H
INT0
EX1
PX1
AD2
GF0
RB8
A10
ECI
AA
EA
BA
OV
FA
A2
B2
D2
9A
82
92
-
-
-
-
-
PT0H
T2EX
SWR
AD1
TXD
ET0
PT0
PD
A9
E9
B9
F9
A1
A9
B1
D1
F1
81
91
99
TI
-
-
-
-
PX0H
BSEL
LSB
RXD
EX0
PX0
AD0
IDL
A8
B8
A0
B0
D0
E8
F8
80
90
T2
A8
98
RI
P
-
-
-
-