欢迎访问ic37.com |
会员登录 免费注册
发布采购

ATMEGA48PA-CCU 参数 Datasheet PDF下载

ATMEGA48PA-CCU图片预览
型号: ATMEGA48PA-CCU
PDF下载: 下载PDF文件 查看货源
内容描述: [RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PBGA32, 4 X 4 MM, 0.60 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, UFBGA-32]
分类和应用: 闪存微控制器
文件页数/大小: 349 页 / 2752 K
品牌: ATMEL [ ATMEL ]
 浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第341页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第342页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第343页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第344页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第345页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第347页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第348页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第349页  
Multi-master Systems and Arbitration............................................................... 226  
Analog Comparator ......................................................................... 228  
Analog Comparator Multiplexed Input .............................................................. 230  
Analog-to-Digital Converter............................................................ 231  
Features............................................................................................................ 231  
Starting a Conversion ....................................................................................... 233  
Prescaling and Conversion Timing................................................................... 234  
Changing Channel or Reference Selection ...................................................... 236  
ADC Noise Canceler......................................................................................... 237  
ADC Conversion Result.................................................................................... 241  
debugWIRE On-chip Debug System.............................................. 246  
Features............................................................................................................ 246  
Overview........................................................................................................... 246  
Physical Interface ............................................................................................. 246  
Software Break Points ...................................................................................... 247  
Limitations of debugWIRE ................................................................................ 247  
debugWIRE Related Register in I/O Memory................................................... 247  
Self-Programming the Flash, ATmega48....................................... 248  
Addressing the Flash During Self-Programming .............................................. 249  
Boot Loader Support – Read-While-Write Self-Programming,  
ATmega88 and ATmega168............................................................ 255  
Boot Loader Features....................................................................................... 255  
Application and Boot Loader Flash Sections.................................................... 255  
Read-While-Write and No Read-While-Write Flash Sections........................... 255  
Boot Loader Lock Bits....................................................................................... 258  
Entering the Boot Loader Program................................................................... 259  
Addressing the Flash During Self-Programming .............................................. 261  
Self-Programming the Flash............................................................................. 262  
Memory Programming..................................................................... 270  
Program And Data Memory Lock Bits .............................................................. 270  
Fuse Bits........................................................................................................... 272  
Signature Bytes ................................................................................................ 274  
Calibration Byte ................................................................................................ 274  
Page Size ......................................................................................................... 274  
Parallel Programming Parameters, Pin Mapping, and Commands .................. 275  
Serial Programming Pin Mapping..................................................................... 277  
Parallel Programming ....................................................................................... 278  
Serial Downloading........................................................................................... 286  
Electrical Characteristics................................................................ 290  
iv  
ATmega48/88/168  
2545D–AVR–07/04  
 复制成功!