P89LPC922A1FDH,112 NXP Semiconductors, P89LPC922A1FDH,112 Datasheet - Page 15

• Manufacturer Part Number: P89LPC922A1FDH,112
• Description: IC 80C51 MCU FLASH 8K 20-TSSOP
• Manufacturer: NXP Semiconductors
• Series: LPC900r

Specifications of P89LPC922A1FDH,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
• 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: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 935288637112

Table 4.
* indicates SFRs that are bit addressable.
Name
IP0H
IP1*
IP1H
KBCON
KBMASK
KBPATN
P0*
P1*
P3*
P0M1
P0M2
P1M1
P1M2
P3M1
P3M2
Special function registers - P89LPC9201/9211/922A1
Description
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
Port 3 output
mode 1
Port 3 output
mode 2
Bit address
Bit address
Bit address
Bit address
SFR
addr.
B7H
B0H
B1H
B2H
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
MSB
FF
B7
87
97
-
-
-
-
-
-
-
-
PWDRTH
(P0M1.6)
(P0M2.6)
(P1M1.6)
(P1M2.6)
CMP1
PSTH
/KB6
PST
B6
FE
86
96
-
-
-
-
-
CMPREF
(P0M1.5)
(P0M2.5)
PBOH
/KB5
RST
FD
B5
85
95
-
-
-
-
-
-
-
-
(P0M1.4)
(P0M2.4)
(P1M1.4)
(P1M2.4)
CIN1A
PSRH
PSH/
/KB4
INT1
FC
B4
84
94
-
-
-
-
-
-
INT0/SDA
(P0M1.3)
(P0M2.3)
(P1M1.3)
(P1M2.3)
CIN1B
PT1H
/KB3
FB
B3
83
93
-
-
-
-
-
-
(P0M1.2)
(P0M2.2)
(P1M1.2)
(P1M2.2)
T0/SCL
CIN2A
PX1H
PCH
/KB2
PC
FA
B2
82
92
-
-
-
-
(P0M1.1)
(P0M2.1)
(P1M1.1)
(P1M2.1)
(P3M1.1)
(P3M2.1)
PKBIH
CIN2B
XTAL1
PT0H
PATN
_SEL
PKBI
/KB1
RXD
F9
81
91
B1
(P0M1.0)
(P0M2.0)
(P1M1.0)
(P1M2.0)
(P3M1.0)
(P3M2.0)
PI2CH
XTAL2
CMP2
PX0H
PI2C
KBIF
/KB0
LSB
TXD
B0
F8
80
90
Reset value
Hex
00
00
00
00
00
FF
[1]
[1]
[1]
FF
00
D3
00
03
00
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
Binary
x000 0000
00x0 0000
00x0 0000
xxxx xx00
0000 0000
1111 1111
1111 1111
0000 0000
11x1 xx11
00x0 xx00
xxxx xx11
xxxx xx00