Datasheet 搜索 > 8位微控制器 > Microchip（微芯） > ATMEGA64A-AU 数据手册 > ATMEGA64A-AU 用户编程技术手册 3/505 页
器件3D模型￥ 12.729
ATMEGA64A-AU 用户编程技术手册 - Microchip（微芯）
制造商:
Microchip（微芯）
分类:
8位微控制器
封装:
TQFP-64
描述:
ATmega 系列 16 MHz 64 KB 闪存 4 KB SRAM 8位 微控制器 - TQFP-64
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P14P35P94P137P138P192P215P235P238P246P306Hot
原理图在P12P22P92P138P143P144P146P148P192P194P195P196
封装尺寸在P500P501
型号编码规则在P11
封装信息在P11P500
技术参数、封装参数在P415P433
应用领域在P39P40P67P78P83P366P370P383P384P505
电气规格在P85P92P93P415P433
导航目录
ATMEGA64A-AU数据手册
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Table of Contents
Introduction......................................................................................................................1
Features.......................................................................................................................... 1
1. Description.................................................................................................................9
2. Configuration Summary...........................................................................................10
3. Ordering Information................................................................................................ 11
4. Block Diagram......................................................................................................... 12
5. ATmega103 and ATmega64A Compatibility............................................................ 13
5.1. ATmega103 Compatibility Mode.................................................................................................13
6. Pin Configurations................................................................................................... 14
6.1. Pin Descriptions..........................................................................................................................14
7. Resources................................................................................................................18
8. Data Retention.........................................................................................................19
9. About Code Examples.............................................................................................20
10. Capacitive Touch Sensing....................................................................................... 21
11. AVR CPU Core........................................................................................................ 22
11.1. Overview.....................................................................................................................................22
11.2. ALU – Arithmetic Logic Unit........................................................................................................23
11.3. Status Register...........................................................................................................................23
11.4. General Purpose Register File................................................................................................... 25
11.5. Stack Pointer.............................................................................................................................. 26
11.6. Instruction Execution Timing...................................................................................................... 26
11.7. Reset and Interrupt Handling..................................................................................................... 27
12. AVR Memories.........................................................................................................30
12.1. Overview.....................................................................................................................................30
12.2. In-System Reprogrammable Flash Program Memory................................................................30
12.3. SRAM Data Memory...................................................................................................................31
12.4. EEPROM Data Memory............................................................................................................. 33
12.5. I/O Memory.................................................................................................................................34
12.6. External Memory Interface......................................................................................................... 34
12.7. Register Description................................................................................................................... 41
13. System Clock and Clock Options............................................................................ 52
13.1. Clock Systems and their Distribution..........................................................................................52
13.2. Clock Sources............................................................................................................................ 53
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