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參數(shù)資料

型號：	ATMEGA644P-20MU
廠商：	ATMEL CORP
元件分類：	微控制器/微處理器
英文描述：	-bit AVR Microcontroller with 8K Bytes In- System Programmable Flash
中文描述：	8-BIT, FLASH, 20 MHz, RISC MICROCONTROLLER, QCC44
封裝：	7 X 7 MM, 1.00 MM HEIGHT, 0.50 MM PITCH, GREEN, VQFN-44
文件頁數(shù)：	8/23頁
文件大小：	315K
代理商：	ATMEGA644P-20MU

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8

8011DS–AVR–02/07

ATmega164P/324P/644P

4.

Register Summary

Address

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Page

(0xFF)

(0xFE)

(0xFD)

(0xFC)

(0xFB)

(0xFA)

(0xF9)

(0xF8)

(0xF7)

(0xF6)

(0xF5)

(0xF4)

(0xF3)

(0xF2)

(0xF1)

(0xF0)

(0xEF)

(0xEE)

(0xED)

(0xEC)

(0xEB)

(0xEA)

(0xE9)

(0xE8)

(0xE7)

(0xE6)

(0xE5)

(0xE4)

(0xE3)

(0xE2)

(0xE1)

(0xE0)

(0xDF)

(0xDE)

(0xDD)

(0xDC)

(0xDB)

(0xDA)

(0xD9)

(0xD8)

(0xD7)

(0xD6)

(0xD5)

(0xD4)

(0xD3)

(0xD2)

(0xD1)

(0xD0)

(0xCF)

(0xCE)

(0xCD)

(0xCC)

(0xCB)

(0xCA)

(0xC9)

(0xC8)

(0xC7)

(0xC6)

(0xC5)

(0xC4)

(0xC3)

(0xC2)

(0xC1)

(0xC0)

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

UDR1

UBRR1H

UBRR1L

Reserved

UCSR1C

UCSR1B

UCSR1A

Reserved

UDR0

UBRR0H

UBRR0L

Reserved

UCSR0C

UCSR0B

UCSR0A

-

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-

-

-

-

-

-

-

-

-

-

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-

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-

USART1 I/O Data Register

-

USART1 Baud Rate Register Low Byte

-

UPM10

RXEN1

FE1

-

USART0 I/O Data Register

-

USART0 Baud Rate Register Low Byte

-

UPM00

RXEN0

FE0

184

-

-

-

USART1 Baud Rate Register High Byte

189/201

189/201

-

-

-

-

-

-

-

UMSEL11

RXCIE1

RXC1

-

UMSEL10

TXCIE1

TXC1

-

UPM11

UDRIE1

UDRE1

-

USBS1

TXEN1

DOR1

-

UCSZ11

UCSZ12

UPE1

-

UCSZ10

RXB81

U2X1

-

UCPOL1

TXB81

MPCM1

-

187/200

186/200

185/199

184

-

-

-

USART0 Baud Rate Register High Byte

189/201

189/201

-

-

-

-

-

-

-

UMSEL01

RXCIE0

RXC0

UMSEL00

TXCIE0

TXC0

UPM01

UDRIE0

UDRE0

USBS0

TXEN0

DOR0

UCSZ01

UCSZ02

UPE0

UCSZ00

RXB80

U2X0

UCPOL0

TXB80

MPCM0

187/200

186/200

185/199

相關(guān)PDF資料	PDF描述
ATMEGA644P-20PU	-bit AVR Microcontroller with 8K Bytes In- System Programmable Flash
ATMEGA644PV-10AU	-bit AVR Microcontroller with 8K Bytes In- System Programmable Flash
ATMEGA644PV-10MU	-bit AVR Microcontroller with 8K Bytes In- System Programmable Flash
ATMEGA644PV-10PU	-bit AVR Microcontroller with 8K Bytes In- System Programmable Flash
ATMEGA325_0611	-bit AVR Microcontroller with 8K Bytes In- System Programmable Flash

相關(guān)代理商/技術(shù)參數(shù)	參數(shù)描述
ATMEGA644P-20MUR	功能描述:8位微控制器 -MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ IND,5V RoHS:否制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
ATMEGA644P-20PQ	功能描述:8位微控制器 -MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V RoHS:否制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
ATMEGA644P-20PU	功能描述:8位微控制器 -MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V RoHS:否制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
ATMEGA644P-A15AZ	功能描述:8位微控制器 -MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V RoHS:否制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
ATMEGA644P-A15MZ	功能描述:8位微控制器 -MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V RoHS:否制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT

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