P89LPC972FDH,129 NXP Semiconductors, P89LPC972FDH,129 Datasheet - Page 11

• Manufacturer Part Number: P89LPC972FDH,129
• Description: MCU 80C51 8KB FLASH 20TSSOP
• Manufacturer: NXP Semiconductors
• Series: LPC900r

Specifications of P89LPC972FDH,129

• Program Memory Type: FLASH
• Program Memory Size: 8KB (8K x 8)
• Package / Case: 20-TSSOP
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 18MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 18
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: P89LPC
• Core: 80C51
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: I2C, SPI, UART
• Maximum Clock Frequency: 18 MHz
• Number Of Programmable I/os: 15
• Number Of Timers: 5
• Operating Supply Voltage: 2.4 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 935290299129

Table 4.
* indicates SFRs that are bit addressable.
Name
ACC*
AUXR1
B*
BRGR0
BRGR1
BRGCO
N
CMP1
CMP2
DIVM
DPTR
FMADRH Program flash
FMADRL Program flash
DPH
DPL
[1]
[1]
Description
Accumulator
Auxiliary
function register
B register
Baud rate
generator 0 rate
low
Baud rate
generator 0 rate
high
Baud rate
generator 0
control
Comparator 1
control register
Comparator 2
control register
CPU clock
divide-by-M
control
Data pointer
(2 bytes)
Data pointer
high
Data pointer low
address high
address low
Special function registers
Bit address
Bit address
SFR
addr.
BEH
BFH
BDH
ACH
ADH
E0H
A2H
F0H
95H
83H
82H
E7H
E6H
Bit functions and addresses
CLKLP
MSB
E7
F7
-
-
-
EBRR
E6
F6
-
-
-
ENT1
CE1
CE2
E5
F5
-
ENT0
CP1
CP2
E4
F4
-
SRST
CN1
CN2
E3
F3
-
OE1
OE2
E2
F2
0
-
SBRGS
CO1
CO2
E1
F1
-
BRGEN
CMF1
CMF2
LSB
DPS
E0
F0
Reset value
Hex
00
00
00
00
00
00
00
00
00
00
00
00
00
[1]
[2]
[2]
Binary
0000 000
0
0000 00x0
0000 000
0
0000 000
0
0000 000
0
xxxx xx00
xx00 0000
xx00 0000
0000 000
0
0000 000
0
0000 000
0
0000 000
0
0000 000
0