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with UART. P80CL51 Datasheet |
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INTEGRATED CIRCUITS
DATA SHEET
P80CL31; P80CL51
Low voltage 8-bit microcontrollers
with UART
Product specification
Supersedes data of January 1995
File under Integrated circuits, IC20
1997 Apr 15
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Philips Semiconductors
Low voltage 8-bit microcontrollers with
UART
CONTENTS
1
2
2.1
3
4
5
6
7
7.1
7.2
8
8.1
8.2
9
9.1
9.2
9.3
9.4
10
10.1
10.2
10.3
10.4
11
12
12.1
12.2
12.3
12.4
12.5
13
13.1
13.2
FEATURES
GENERAL DESCRIPTION
Versions: P80CL31 and P80C51
APPLICATIONS
ORDERING INFORMATION
BLOCK DIAGRAM
FUNCTIONAL DIAGRAM
PINNING INFORMATION
Pinning
Pin description
FUNCTIONAL DESCRIPTION OVERVIEW
General
CPU timing
MEMORY ORGANIZATION
Program Memory
Data Memory
Special Function Registers (SFRs)
Addressing
I/O FACILITIES
Ports
Port options
Port 0 options
SET/RESET options
TIMERS/EVENT COUNTERS
REDUCED POWER MODES
Idle mode
Power-down mode
Wake-up from Power-down mode
Power Control Register (PCON)
Status of external pins
STANDARD SERIAL INTERFACE SIO0:
UART
Multiprocessor communications
Serial Port Control and Status Register
(S0CON)
13.3
14
14.1
14.2
14.3
15
16
16.1
16.2
17
17.1
17.2
18
19
20
21
22
23
24
24.1
24.2
24.3
25
26
26.1
26.2
26.3
27
28
Product specification
P80CL31; P80CL51
Baud rates
INTERRUPT SYSTEM
External interrupts INT2 to INT9
Interrupt priority
Interrupt registers
OSCILLATOR CIRCUITRY
RESET
External reset using the RST pin
Power-on-reset
MASK OPTIONS FOR P80CL31 AND P80C51
P80CL31: ROMless version
P80C51: 5V standard version
SPECIAL FUNCTION REGISTERS
OVERVIEW
INSTRUCTION SET
LIMITING VALUES
DC CHARACTERISTICS FOR P80CL31 AND
P80CL51
DC CHARACTERISTICS FOR P80C51
AC CHARACTERISTICS
P85CL000HFZ ‘PIGGY-BACK’
SPECIFICATION
General description
Feature differences/additional features with
respect to P80CL51
Common specification/feature differences
between P85CL000HFZ and
P83CL410/P80CL51
PACKAGE OUTLINES
SOLDERING
Introduction
DIP
QFP and VSO
DEFINITIONS
LIFE SUPPORT APPLICATIONS
1997 Apr 15
2
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