参数资料
型号: ATMEGA1284P-MUR
厂商: Atmel
文件页数: 78/160页
文件大小: 0K
描述: MCU AVR 128KB FLASH 20MHZ 44VQFN
产品培训模块: MCU Product Line Introduction
megaAVR Introduction
标准包装: 4,000
系列: AVR® ATmega
核心处理器: AVR
芯体尺寸: 8-位
速度: 20MHz
连通性: I²C,SPI,UART/USART
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 32
程序存储器容量: 128KB(64K x 16)
程序存储器类型: 闪存
EEPROM 大小: 4K x 8
RAM 容量: 16K x 8
电压 - 电源 (Vcc/Vdd): 1.8 V ~ 5.5 V
数据转换器: A/D 8x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 44-VFQFN 裸露焊盘
包装: 带卷 (TR)
配用: ATSTK600-ND - DEV KIT FOR AVR/AVR32
其它名称: ATMEGA1284P-MUR-ND
24
8272E–AVR–04/2013
ATmega164A/PA/324A/PA/644A/PA/1284/P
8.6
Register Description
8.6.1
EEARH and EEARL – The EEPROM Address Register
Bits 15:12 – Reserved
These bits are reserved bits in the Atmel
ATmega164A/164PA/324A/324PA/644A/644PA/1284/1284P and will always read as zero.
Bits 11:0 – EEAR8:0: EEPROM Address
The EEPROM Address Registers – EEARH and EEARL specify the EEPROM address in the
512/1K/2K/4Kbytes EEPROM space. The EEPROM data bytes are addressed linearly between
0 and 511/1023/2047/4096. The initial value of EEAR is undefined. A proper value must be writ-
ten before the EEPROM may be accessed.
8.6.2
EEDR – The EEPROM Data Register
Bits 7:0 – EEDR7:0: EEPROM Data
For the EEPROM write operation, the EEDR Register contains the data to be written to the
EEPROM in the address given by the EEAR Register. For the EEPROM read operation, the
EEDR contains the data read out from the EEPROM at the address given by EEAR.
8.6.3
EECR – The EEPROM Control Register
Bits 7:6 – Reserved
These bits are reserved bits in the ATmega164A/164PA/324A/324PA/644A/644PA/1284/1284P
and will always read as zero.
Bits 5:4 – EEPM1 and EEPM0: EEPROM Programming Mode Bits
The EEPROM Programming mode bit setting defines which programming action that will be trig-
gered when writing EEPE. It is possible to program data in one atomic operation (erase the old
value and program the new value) or to split the Erase and Write operations in two different
Bit
15
141312
11
10
9
8
EEAR11
EEAR10
EEAR9
EEAR8
EEARH
EEAR7
EEAR6
EEAR5
EEAR4
EEAR3
EEAR2
EEAR1
EEAR0
EEARL
76
54
3
2
10
Read/Write
R
R/W
Initial Value
0
X
XXX
X
Bit
76543210
MSB
LSB
EEDR
Read/Write
R/W
Initial Value
00000000
Bit
7
65
43
2
1
0
EEPM1
EEPM0
EERIE
EEMPE
EEPE
EERE
EECR
Read/Write
R
R/W
Initial Value
0
X
0
X
0
相关PDF资料
PDF描述
AT89C51RB2-SLRUM MCU 8051 16K FLASH 5V 44-PLCC
AT89C51RB2-SLRUL MCU 8051 16K FLASH 3V 44-PLCC
MS27484E14B18S CONN PLUG 18POS STRAIGHT W/SCKT
MS27473E12A98PB CONN PLUG 10POS STRAIGHT W/PINS
D38999/20FD19PB CONN RCPT 19POS WALL MNT W/PINS
相关代理商/技术参数
参数描述
ATMEGA1284P-PU 功能描述:8位微控制器 -MCU 128KB Flash 20MHz 1.8V-5.5V RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ATMEGA1284PR212-AU 功能描述:8位微控制器 -MCU ATmega 1284P-AU AT86RF212-ZU RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ATMEGA1284PR212-MU 功能描述:8位微控制器 -MCU ATmega 1284P-MU AT86RF212-ZU RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ATMEGA1284PR231-AU 功能描述:8位微控制器 -MCU ATmega 1284P-AU AT86RF231-ZUU RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ATMEGA1284PR231-MU 功能描述:8位微控制器 -MCU ATmega 1284P-MU AT86RF231-ZU RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT