ATMEGA103-6AI Atmel, ATMEGA103-6AI Datasheet - Page 139

• Manufacturer Part Number: ATMEGA103-6AI
• Description: IC MCU 128K 6MHZ A/D IT 64TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA103-6AI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 6MHz
• Connectivity: SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 128KB (64K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• For Use With: ATSTK501 - ADAPTER KIT FOR 64PIN AVR MCU
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table of Contents
0945I–AVR–02/07
Features................................................................................................. 1
Description ............................................................................................ 3
Architectural Overview......................................................................... 8
Timer/Counters ................................................................................... 38
Watchdog Timer.................................................................................. 55
EEPROM Read/Write Access............................................................. 57
Serial Peripheral Interface – SPI........................................................ 60
UART.................................................................................................... 66
Analog Comparator ............................................................................ 75
Analog-to-Digital Converter............................................................... 77
Pin Configuration .................................................................................................. 2
Block Diagram ...................................................................................................... 4
Pin Descriptions.................................................................................................... 5
Clock Options ....................................................................................................... 6
General-purpose Register File.............................................................................. 9
ALU – Arithmetic Logic Unit................................................................................ 10
ISP Flash Program Memory ............................................................................... 10
SRAM Data Memory........................................................................................... 10
Program and Data Addressing Modes................................................................ 12
EEPROM Data Memory...................................................................................... 17
Memory Access Times and Instruction Execution Timing .................................. 17
I/O Memory ......................................................................................................... 18
Reset and Interrupt Handling.............................................................................. 23
Sleep Modes....................................................................................................... 36
Timer/Counter Prescalers................................................................................... 38
8-bit Timer/Counters T/C0 and T/C2 .................................................................. 39
16-bit Timer/Counter1......................................................................................... 47
Prevent EEPROM Corruption ............................................................................. 59
Data Modes ........................................................................................................ 62
Data Transmission.............................................................................................. 66
Data Reception ................................................................................................... 68
UART Control ..................................................................................................... 70
Feature list: ......................................................................................................... 77
Operation ............................................................................................................ 78
Prescaling ........................................................................................................... 78
ADC Noise Canceler Function............................................................................ 80
ADC Noise Canceling Techniques ..................................................................... 82
ATmega103(L)
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