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Flash microcontrollers. P89C739 Datasheet |
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INTEGRATED CIRCUITS
DATA SHEET
P89C738; P89C739
8-bit Flash microcontrollers
Product specification
Supersedes data of 1997 Dec 15
File under Integrated Circuits, IC20
1998 Apr 07
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Philips Semiconductors
8-bit Flash microcontrollers
CONTENTS
1
2
3
4
5
6
6.1
6.2
7
7.1
7.2
8
8.1
8.2
8.3
9
9.1
9.2
10
10.1
10.2
10.3
11
12
12.1
12.2
13
13.1
13.2
13.3
13.4
13.5
14
FEATURES
GENERAL DESCRIPTION
ORDERING INFORMATION
BLOCK DIAGRAM
FUNCTIONAL DIAGRAM
PINNING INFORMATION
Pin configuration
Pin description
FUNCTIONAL DESCRIPTION
General
Instruction set execution
MEMORY ORGANIZATION
Program memory
Internal data memory
Addressing
INTERRUPT SYSTEM
Interrupt Enable Register (IE)
Interrupt Priority Register (IP)
TIMERS/COUNTERS
Timer 0 and Timer 1
Timer 2
Watchdog Timer (T3)
I/O FACILITIES
FULL DUPLEX SERIAL PORT (UART)
The Serial Port operating modes
Serial Port Control Register (SCON)
REDUCED POWER MODES
Idle mode
Power-down mode
Wake-up from Power-down mode
Status of external pins
Power Control Register (PCON)
OSCILLATOR CIRCUIT
Product specification
P89C738; P89C739
15
15.1
16
16.1
16.2
16.3
16.4
16.5
16.6
16.7
16.8
16.9
16.10
16.11
16.12
17
18
19
20
21
21.1
21.2
21.3
22
23
23.1
23.2
23.3
24
25
RESET
Power-on reset
MULTIPLE PROGRAMMING ROM
(MTP-ROM)
Features
General description
Automatic programming and Automatic chip
erase
Command definitions
Silicon-ID-Read command
Set-up of Automatic chip erase and Automatic
erase commands
Set-up of the Automatic program and Program
commands
Reset command
Write operation status
Write operation
System considerations
Command programming/data programming
and erase operation
SPECIAL FUNCTION REGISTERS
OVERVIEW
INSTRUCTION SET
LIMITING VALUES
DC CHARACTERISTICS
AC CHARACTERISTICS
Serial Port characteristics
Timing waveforms
Timing symbol naming conventions
PACKAGE OUTLINES
SOLDERING
Introduction
DIP
PLCC and QFP
DEFINITIONS
LIFE SUPPORT APPLICATIONS
1998 Apr 07
2
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