P89LPC972FDH,129 NXP Semiconductors, P89LPC972FDH,129 Datasheet - Page 15

• 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
RCAP2L
RCAP3H Capture register
RCAP3L
RCAP4H Capture register
RCAP4L
RSTSRC Reset source
RTCCON RTC control
RTCH
RTCL
SADDR
SADEN
SBUF
SCON*
SSTAT
SP
SPCTL
Description
Capture register
2 low byte
3 high byte
Capture register
3 low byte
4 high byte
Capture register
4 low byte
register
RTC register
high
RTC register
low
Serial port
address register
Serial port
address enable
Serial port data
buffer register
Serial port
control
Serial port
extended status
register
Stack pointer
SPI control
register
Special function registers
Bit address
SFR
addr.
FBH
ECH
EBH
CAH
C9H
DFH
D1H
D2H
D3H
BAH
A9H
B9H
99H
98H
81H
E2H
…continued
Bit functions and addresses
SM0/FE
DBMOD
RTCF
SSIG
MSB
9F
-
RTCS1
INTLO
SPEN
BOIF
SM1
9E
RTCS0
DORD
BORF
CIDIS
SM2
9D
DBISEL
MSTR
POF
REN
9C
-
R_KB
CPOL
TB8
9B
FE
-
R_WD
CPHA
RB8
BR
9A
-
ERTC
SPR1
R_SF
OE
99
TI
RTCEN
STINT
SPR0
R_EX
LSB
98
RI
Reset value
Hex
00
00
00
00
00
[3]
60
00
00
00
00
xx
00
00
07
04
[2][4]
[4]
[4]
0000 000
Binary
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
011x xx00
0000 000
0
0000 000
0
0000 000
0
0000 000
0
xxxx xxxx
0
0000 000
0
0000 0111
0000 010
0