P80C32UFAA NXP Semiconductors, P80C32UFAA Datasheet - Page 13

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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

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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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
OSC
OSC
T2EX Pin
T2 Pin
T2 PIN
12
2
Transition
Detector
NOTE: OSC. Freq. is divided by 2, not 12.
C/T2 = 0
C/T2 = 1
C/T2 = 0
C/T2 = 1
Note availability of additional external interrupt.
EXEN2
TR2
Control
Figure 5. Timer 2 Auto Reload Mode (DCEN = 1)
Figure 6. Timer 2 in Baud Rate Generator Mode
CONTROL
TR2
Control
(DOWN COUNTING RELOAD VALUE)
EXF2
(UP COUNTING RELOAD VALUE)
RCAP2L
FFH
TL2
RCAP2L
(8-bits)
Interrupt
13
Timer 2
TL2
RCAP2H
FFH
TH2
(8-bits)
RCAP2H
TH2
OVERFLOW
Reload
80C51/87C51/80C52/87C52
T2EX PIN
“1”
“1”
2
COUNT
DIRECTION
1 = UP
0 = DOWN
“0”
“0”
“0”
Overflow
Timer 1
TOGGLE
TF2
“1”
Product specification
16
16
EXF2
SMOD
RCLK
TCLK
INTERRUPT
SU00068
SU00730
RX Clock
TX Clock

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