P89LPC9241FDH,112 NXP Semiconductors, P89LPC9241FDH,112 Datasheet - Page 22

• Manufacturer Part Number: P89LPC9241FDH,112
• Description: IC 80C51 MCU FLASH 4K 20-TSSOP
• Manufacturer: NXP Semiconductors
• Series: LPC900r

Specifications of P89LPC9241FDH,112

• Program Memory Type: FLASH
• Program Memory Size: 4KB (4K 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: 935288642112

Table 6.
* indicates SFRs that are bit addressable.
Name
IP0*
IP0H
IP1*
IP1H
KBCON
KBMASK
KBPATN
P0*
P1*
P3*
P0M1
P0M2
P1M1
P1M2
Special function registers - P89LPC9241/9251
Description
Interrupt
priority 0
Interrupt
priority 0 high
Interrupt
priority 1
Interrupt
priority 1 high
Keypad control
register
Keypad
interrupt mask
register
Keypad pattern
register
Port 0
Port 1
Port 3
Port 0 output
mode 1
Port 0 output
mode 2
Port 1 output
mode 1
Port 1 output
mode 2
Bit address
Bit address
Bit address
Bit address
Bit address
SFR
addr.
B8H
B7H
B0H
F8H
F7H
94H
86H
93H
80H
90H
84H
85H
91H
92H
Bit functions and addresses
(P0M1.7)
(P0M2.7)
(P1M1.7)
(P1M2.7)
T1/KB7
PADH
MSB
PAD
BF
FF
B7
87
97
-
-
-
-
-
PWDRTH
(P0M1.6)
(P0M2.6)
(P1M1.6)
(P1M2.6)
PWDRT
CMP1
PSTH
/KB6
PST
BE
B6
FE
86
96
-
-
-
…continued
CMPREF
(P0M1.5)
(P0M2.5)
PBOH
PBO
/KB5
RST
BD
FD
B5
85
95
-
-
-
-
-
-
(P0M1.4)
(P0M2.4)
(P1M1.4)
(P1M2.4)
PS/PSR
CIN1A
PSRH
PSH/
/KB4
INT1
BC
FC
B4
84
94
-
-
-
-
INT0/SDA
(P0M1.3)
(P0M2.3)
(P1M1.3)
(P1M2.3)
CIN1B
PT1H
/KB3
PT1
BB
FB
B3
83
93
-
-
-
-
(P0M1.2)
(P0M2.2)
(P1M1.2)
(P1M2.2)
T0/SCL
CIN2A
PX1H
PCH
/KB2
PX1
BA
PC
FA
B2
82
92
-
-
(P0M1.1)
(P0M2.1)
(P1M1.1)
(P1M2.1)
PKBIH
CIN2B
XTAL1
PT0H
PATN
_SEL
PKBI
/KB1
RXD
PT0
B9
F9
81
91
B1
(P0M1.0)
(P0M2.0)
(P1M1.0)
(P1M2.0)
PI2CH
XTAL2
CMP2
PX0H
PI2C
KBIF
/KB0
LSB
TXD
PX0
B8
B0
F8
80
90
Reset value
Hex
00
00
00
00
00
00
FF
[1]
[1]
[1]
FF
00
D3
00
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
Binary
x000 0000
x000 0000
00x0 0000
00x0 0000
xxxx xx00
0000 0000
1111 1111
1111 1111
0000 0000
11x1 xx11
00x0 xx00