P80C32UFAA NXP Semiconductors, P80C32UFAA Datasheet - Page 19
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P80C32UFAA
Manufacturer Part Number
P80C32UFAA
Description
MCU 8-Bit 80C 80C51 CISC 32KB ROM 5V 44-Pin PLCC Tube
Manufacturer
NXP Semiconductors
Datasheet
1.P80C31SBAA.pdf
(38 pages)
Specifications of P80C32UFAA
Package
44PLCC
Device Core
80C51
Family Name
80C
Maximum Speed
33 MHz
Operating Supply Voltage
5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
32
Interface Type
UART
Number Of Timers
3
Ram Size
256 Byte
Program Memory Size
32 KB
Program Memory Type
ROM
Operating Temperature
-40 to 85 °C
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Part Number
Manufacturer
Quantity
Price
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Quantity:
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Philips Semiconductors
2000 Aug 07
80C51 8-bit microcontroller family
4 K/8 K OTP/ROM low voltage (2.7 V–5.5 V),
low power, high speed (33 MHz), 128/256 B RAM
BIT
IP.7
IP.6
IP.5
IP.4
IP.3
IP.2
IP.1
IP.0
BIT
IPH.7
IPH.6
IPH.5
IPH.4
IPH.3
IPH.2
IPH.1
IPH.0
IPH (B7H)
IP (0B8H)
SYMBOL
—
—
PT2
PS
PT1
PX1
PT0
PX0
SYMBOL
—
—
PT2H
PSH
PT1H
PX1H
PT0H
PX0H
Priority Bit = 1 assigns higher priority
Priority Bit = 0 assigns lower priority
Priority Bit = 1 assigns higher priority
Priority Bit = 0 assigns lower priority
FUNCTION
Not implemented, reserved for future use.
Not implemented, reserved for future use.
Timer 2 interrupt priority bit.
Serial Port interrupt priority bit.
Timer 1 interrupt priority bit.
External interrupt 1 priority bit.
Timer 0 interrupt priority bit.
External interrupt 0 priority bit.
FUNCTION
Not implemented, reserved for future use.
Not implemented, reserved for future use.
Timer 2 interrupt priority bit high.
Serial Port interrupt priority bit high.
Timer 1 interrupt priority bit high.
External interrupt 1 priority bit high.
Timer 0 interrupt priority bit high.
External interrupt 0 priority bit high.
—
—
7
7
—
—
6
6
PT2H
PT2
5
5
Figure 12. IPH Registers
Figure 11. IP Registers
PSH
PS
4
4
19
PT1H
PT1
3
3
PX1H
PX1
2
2
PT0H
80C51/87C51/80C52/87C52
PT0
1
1
SU00572
PX0H
PX0
0
0
SU01058
Product specification