P89LPC9251FDH,112 NXP Semiconductors, P89LPC9251FDH,112 Datasheet - Page 21

• Manufacturer Part Number: P89LPC9251FDH,112
• Description: IC 80C51 MCU FLASH 8K 20-TSSOP
• Manufacturer: NXP Semiconductors
• Series: LPC900r

Specifications of P89LPC9251FDH,112

• 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, 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 ~ 3.6 V
• Data Converters: A/D 4x8b; D/A 1x8b
• 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: 2
• Operating Supply Voltage: 2.4 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit, 4 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 935288643112

Table 6.
* indicates SFRs that are bit addressable.
Name
FMADRH
FMADRL
FMCON
FMDATA
I2ADR
I2CON*
I2DAT
I2SCLH
I2SCLL
I2STAT
IEN0*
IEN1*
Special function registers - P89LPC9241/9251
Description
Program flash
address high
Program flash
address low
Program flash
control (Read)
Program flash
control (Write)
Program flash
data
I
address
register
I
register
I
register
Serial clock
generator/SCL
duty cycle
register high
Serial clock
generator/SCL
duty cycle
register low
I
register
Interrupt
enable 0
Interrupt
enable 1
2
2
2
2
C-bus slave
C-bus control
C-bus data
C-bus status
Bit address
Bit address
Bit address
SFR
addr.
DDH
DCH
E7H
E6H
E4H
E4H
E5H
DBH
D8H
DAH
D9H
A8H
E8H
Bit functions and addresses
FMCMD.7
I2ADR.6
BUSY
STA.4
MSB
EAD
DF
AF
EA
EF
-
FMCMD.6
I2ADR.5
EWDRT
STA.3
I2EN
EST
DE
AE
EE
-
…continued
FMCMD.5
I2ADR.4
STA.2
EBO
STA
DD
AD
ED
-
-
FMCMD.4
I2ADR.3
ES/ESR
STA.1
STO
DC
AC
EC
-
-
FMCMD.3
I2ADR.2
STA.0
HVA
ET1
DB
AB
EB
SI
-
FMCMD.2
I2ADR.1
HVE
EX1
DA
AA
EA
EC
AA
0
FMCMD.1
I2ADR.0
EKBI
ET0
SV
D9
A9
E9
0
-
FMCMD.0
CRSEL
EI2C
LSB
EX0
GC
D8
A8
E8
OI
0
Reset value
Hex
00
00
70
00
00
00
00
00
F8
00
00
[1]
Binary
0000 0000
0000 0000
0111 0000
0000 0000
0000 0000
x000 00x0
0000 0000
0000 0000
1111 1000
0000 0000
00x0 0000