参数资料
型号: ATMEGA48-20PU
厂商: Atmel
文件页数: 2/36页
文件大小: 0K
描述: IC AVR MCU 4K 20MHZ 5V 28DIP
产品培训模块: MCU Product Line Introduction
megaAVR Introduction
标准包装: 14
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: 23
程序存储器容量: 4KB(2K x 16)
程序存储器类型: 闪存
EEPROM 大小: 256 x 8
RAM 容量: 512 x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.5 V
数据转换器: A/D 6x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 28-DIP(0.300",7.62mm)
包装: 管件
产品目录页面: 613 (CN2011-ZH PDF)
配用: ATSTK600-RC06-ND - STK600 ROUTING CARD AVR
ATSTK600-TQFP32-ND - STK600 SOCKET/ADAPTER 32-TQFP
ATSTK600-ND - DEV KIT FOR AVR/AVR32
ATAVRDRAGON-ND - KIT DRAGON FLASH MEM AVR
ATAVRISP2-ND - PROGRAMMER AVR IN SYSTEM
ATJTAGICE2-ND - AVR ON-CHIP D-BUG SYSTEM
10
2545TS–AVR–05/11
ATmega48/88/168
(0xBF)
Reserved
(0xBE)
Reserved
(0xBD)
TWAMR
TWAM6
TWAM5
TWAM4
TWAM3
TWAM2
TWAM1
TWAM0
238
(0xBC)
TWCR
TWINT
TWEA
TWSTA
TWSTO
TWWC
TWEN
–TWIE
235
(0xBB)
TWDR
2-wire serial interface data register
237
(0xBA)
TWAR
TWA6
TWA5
TWA4
TWA3
TWA2
TWA1
TWA0
TWGCE
238
(0xB9)
TWSR
TWS7
TWS6
TWS5
TWS4
TWS3
–TWPS1
TWPS0
237
(0xB8)
TWBR
2-wire serial interface bit rate register
235
(0xB7)
Reserved
(0xB6)
ASSR
EXCLK
AS2
TCN2UB
OCR2AUB
OCR2BUB
TCR2AUB
TCR2BUB
158
(0xB5)
Reserved
(0xB4)
OCR2B
Timer/Counter2 output compare register B
157
(0xB3)
OCR2A
Timer/Counter2 output compare register A
156
(0xB2)
TCNT2
Timer/Counter2 (8-bit)
156
(0xB1)
TCCR2B
FOC2A
FOC2B
WGM22
CS22
CS21
CS20
155
(0xB0)
TCCR2A
COM2A1
COM2A0
COM2B1
COM2B0
–WGM21
WGM20
152
(0xAF)
Reserved
(0xAE)
Reserved
(0xAD)
Reserved
(0xAC)
Reserved
(0xAB)
Reserved
(0xAA)
Reserved
(0xA9)
Reserved
(0xA8)
Reserved
(0xA7)
Reserved
(0xA6)
Reserved
(0xA5)
Reserved
(0xA4)
Reserved
(0xA3)
Reserved
(0xA2)
Reserved
(0xA1)
Reserved
(0xA0)
Reserved
(0x9F)
Reserved
(0x9E)
Reserved
(0x9D)
Reserved
(0x9C)
Reserved
(0x9B)
Reserved
(0x9A)
Reserved
(0x99)
Reserved
(0x98)
Reserved
(0x97)
Reserved
(0x96)
Reserved
(0x95)
Reserved
(0x94)
Reserved
(0x93)
Reserved
(0x92)
Reserved
(0x91)
Reserved
(0x90)
Reserved
(0x8F)
Reserved
(0x8E)
Reserved
(0x8D)
Reserved
(0x8C)
Reserved
(0x8B)
OCR1BH
Timer/Counter1 - output compare register B high byte
133
(0x8A)
OCR1BL
Timer/Counter1 - output compare register B low byte
133
(0x89)
OCR1AH
Timer/Counter1 - output compare register A high byte
133
(0x88)
OCR1AL
Timer/Counter1 - output compare register A low byte
133
(0x87)
ICR1H
Timer/Counter1 - input capture register high byte
134
(0x86)
ICR1L
Timer/Counter1 - input capture register low byte
134
(0x85)
TCNT1H
Timer/Counter1 - counter register high byte
133
(0x84)
TCNT1L
Timer/Counter1 - counter register low byte
133
(0x83)
Reserved
(0x82)
TCCR1C
FOC1A
FOC1B
132
(0x81)
TCCR1B
ICNC1
ICES1
WGM13
WGM12
CS12
CS11
CS10
131
(0x80)
TCCR1A
COM1A1
COM1A0
COM1B1
COM1B0
–WGM11
WGM10
129
(0x7F)
DIDR1
–AIN1D
AIN0D
242
(0x7E)
DIDR0
ADC5D
ADC4D
ADC3D
ADC2D
ADC1D
ADC0D
258
Address
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Page
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