ATMEGA88A-MMH Atmel, ATMEGA88A-MMH Datasheet - Page 8

• Manufacturer Part Number: ATMEGA88A-MMH
• Description: IC MCU AVR 8K FLASH 28QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA88A-MMH

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 23
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4. Register Summary
8271CS–AVR–08/10
Address
(0xFD)
(0xFC)
(0xEE)
(0xED)
(0xEC)
(0xEB)
(0xEA)
(0xDF)
(0xDE)
(0xDD)
(0xDC)
(0xDB)
(0xDA)
(0xCF)
(0xCE)
(0xCD)
(0xCC)
(0xCB)
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(0xFF)
(0xFE)
(0xFB)
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(0xF9)
(0xF8)
(0xF7)
(0xF6)
(0xF5)
(0xF4)
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(0xF0)
(0xEF)
(0xE9)
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(0xE7)
(0xE6)
(0xE5)
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(0xE2)
(0xE1)
(0xE0)
(0xD9)
(0xD8)
(0xD7)
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(0xD5)
(0xD4)
(0xD3)
(0xD2)
(0xD1)
(0xD0)
(0xC9)
(0xC8)
(0xC7)
(0xC6)
(0xC5)
(0xC4)
(0xC3)
(0xC2)
Reserved
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Reserved
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UBRR0H
UCSR0C
UBRR0L
Name
UDR0
UMSEL01
Bit 7
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ATmega48A/48PA/88A/88PA/168A/168PA/328/328P
UMSEL00
Bit 6
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UPM01
Bit 5
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USART Baud Rate Register Low
UPM00
Bit 4
USART I/O Data Register
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USBS0
Bit 3
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USART Baud Rate Register High
UCSZ01 /UDORD0
Bit 2
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UCSZ00 / UCPHA0
Bit 1
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UCPOL0
Bit 0
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