ATMEGA103L-4AC Atmel, ATMEGA103L-4AC Datasheet - Page 19

• Manufacturer Part Number: ATMEGA103L-4AC
• Description: IC MCU 128K 4MHZ A/D LV 64TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA103L-4AC

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 4MHz
• 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): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°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

0945I–AVR–02/07
Table 2. ATmega103(L) I/O Space (Continued)
I/O Address (SRAM
$2D ($4D)
$2C ($4C)
$2B ($4B)
$2A ($4A)
$1E ($3E)
$1D ($3D)
$1C ($3C)
$1B ($3B)
$1A ($3A)
$0E ($2E)
$0D ($2D)
$0C ($2C)
$0B ($2B)
$0A ($2A)
$1F ($3F)
$0F ($2F)
Address)
$29 ($49)
$28 ($48)
$27 ($47)
$26 ($46)
$25 ($45)
$24 ($44)
$23 ($43)
$21 ($41)
$19 ($39)
$18 ($38)
$17 ($37)
$16 ($36)
$15 ($35)
$12 ($32)
$11 ($31)
$10 ($30)
$09 ($29)
$08 ($28)
$07 ($27)
Name
TCNT1H
TCNT1L
OCR1AH
OCR1AL
OCR1BH
OCR1BL
ICR1H
ICR1L
TCCR2
TCNT2
OCR2
WDTCR
EEARH
EEARL
EEDR
EECR
PORTA
DDRA
PINA
PORTB
DDRB
PINB
PORTC
PORTD
DDRD
PIND
SPDR
SPSR
SPCR
UDR
USR
UCR
UBRR
ACSR
ADMUX
Timer/Counter1 Output Compare Register A Low Byte
Watchdog Timer Control Register
EERPOM Address Register Low
Input Pins, Port A
Input Pins, Port B
Input Pins, Port D
Function
Timer/Counter1 High Byte
Timer/Counter1 Low Byte
Timer/Counter1 Output Compare Register A High Byte
Timer/Counter1 Output Compare Register B High Byte
Timer/Counter1 Output Compare Register B Low Byte
Timer/Counter1 Input Capture Register High Byte
Timer/Counter1 Input Capture Register Low Byte
Timer/Counter2 Control Register
Timer/Counter2 (8-bit)
Timer/Counter2 Output Compare Register
EEPROM Address Register High
EEPROM Data Register
EEPROM Control Register
Data Register, Port A
Data Direction Register, Port A
Data Register, Port B
Data Direction Register, Port B
Data Register, Port C
Data Register, Port D
Data Direction Register, Port D
SPI I/O Data Register
SPI Status Register
SPI Control Register
UART I/O Data Register
UART Status Register
UART Control Register
UART Baud Rate Register
Analog Comparator Control and Status Register
ADC Multiplexer Select Register
ATmega103(L)
19