Datasheet 搜索 > 微控制器 > ATMEL（爱特美尔） > ATMEGA88P-20MU 数据手册 > ATMEGA88P-20MU 用户编程技术手册 3/467 页
器件3D模型￥ 16.451
ATMEGA88P-20MU 用户编程技术手册 - ATMEL（爱特美尔）
制造商:
ATMEL（爱特美尔）
分类:
微控制器
封装:
VQFN-32
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P15P18P105P155P196P225P232P305Hot
原理图在P14P26P103P132P133P135P136P155P156P160P162P164
封装尺寸在P458P459P460P461
型号编码规则在P11P12P13P465
封装信息在P458P465
技术参数、封装参数在P382
应用领域在P62P70P71P73P85P88P91P92P120P121P345P349
电气规格在P61P333P382
型号编号列表在P382
导航目录
ATMEGA88P-20MU数据手册
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Table of Contents
Introduction......................................................................................................................1
Feature............................................................................................................................ 1
1. Description.................................................................................................................9
2. Configuration Summary...........................................................................................10
3. Ordering Information ............................................................................................... 11
3.1. ATmega48P/PV.......................................................................................................................... 11
3.2. ATmega88P/PV.......................................................................................................................... 12
3.3. ATmega168P/PV ....................................................................................................................... 13
4. Block Diagram......................................................................................................... 14
5. Pin Configurations................................................................................................... 15
5.1. Pin-out........................................................................................................................................ 15
5.2. Pin Descriptions..........................................................................................................................18
6. I/O Multiplexing........................................................................................................20
7. Resources................................................................................................................22
8. Data Retention.........................................................................................................23
9. About Code Examples.............................................................................................24
10. Capacitive Touch Sensing....................................................................................... 25
10.1. QTouch Library........................................................................................................................... 25
11. AVR CPU Core........................................................................................................ 26
11.1. Overview.....................................................................................................................................26
11.2. ALU – Arithmetic Logic Unit........................................................................................................27
11.3. Status Register...........................................................................................................................27
11.4. General Purpose Register File................................................................................................... 29
11.5. Stack Pointer.............................................................................................................................. 30
11.6. Instruction Execution Timing...................................................................................................... 32
11.7. Reset and Interrupt Handling..................................................................................................... 33
12. AVR Memories.........................................................................................................35
12.1. Overview.....................................................................................................................................35
12.2. In-System Reprogrammable Flash Program Memory................................................................35
12.3. SRAM Data Memory...................................................................................................................36
12.4. EEPROM Data Memory............................................................................................................. 38
12.5. I/O Memory.................................................................................................................................39
12.6. Register Description................................................................................................................... 40
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