Atmel AVR AT90LS4434 Manuals

Manuals and User Guides for Atmel AVR AT90LS4434. We have 1 Atmel AVR AT90LS4434 manual available for free PDF download: Preliminary

Atmel AVR AT90LS4434 Preliminary

Atmel AVR AT90LS4434 Preliminary (117 pages)

8-bit Microcontroller with 4K/8K Bytes In-System Programmable Flash

Brand: Atmel | Category: Microcontrollers | Size: 2.39 MB

Table of Contents

Block Diagram
2
Pin Descriptions
3
Clock Options
5
Architectural Overview
6
General-Purpose Register File
8
ALU - Arithmetic Logic Unit
9
In-System Programmable Flash Program Memory
9
SRAM Data Memory
9
Program and Data Addressing Modes
10
Data Indirect with Pre-Decrement
12
Data Indirect with Post-Increment
12
EEPROM Data Memory
14
Reset and Interrupt Handling
19
Reset Sources
20
Sleep Modes
28
Watchdog Timer
45
Watchdog Timer Control Register - WDTCR
46
EEPROM Read/Write Access
48
Prevent EEPROM Corruption
49
Serial Peripheral Interface (Spi)
50
SS Pin Functionality
51
Data Modes
51
Data Transmission
54
Data Reception
55
UART Control
57
UART Baud Rate Register - UBRR
59
Analog Comparator
60
Analog-To-Digital Converter
61
Operation
62
ADC Noise Canceler Function
65
Scanning Multiple Channels
67
ADC Noise Canceling Techniques
67
Port B Schematics
74
Memory Programming
85
Program and Data Memory Lock Bits
85
Signature Bytes
85
Programming the Flash and EEPROM
85
Parallel Programming
86
Parallel Programming Characteristics
92
Serial Downloading
93
Serial Programming Characteristics
96
External Clock Drive Waveforms
99
Typical Characteristics
100
Register Summary
111
Instruction Set Summary
112
Ordering Information
114
Packaging Information
115

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