ATtiny26 Atmel Corporation, ATtiny26 Datasheet - Page 56

• Manufacturer Part Number: ATtiny26
• Manufacturer: Atmel Corporation

Specifications of ATtiny26

• Flash (kbytes): 2 Kbytes
• Pin Count: 20
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 16
• Ext Interrupts: 11
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 11
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 0.12
• Eeprom (bytes): 128
• Self Program Memory: NO
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 3
• Pwm Channels: 4
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

Register
Description for I/O
Ports
Port A Data Register –
PORTA
Port A Data Direction
Register – DDRA
Port A Input Pins
Address – PINA
Port B Data Register –
PORTB
Port B Data Direction
Register – DDRB
Port B Input Pins
Address – PINB
56
ATtiny26(L)
Bit
$18 ($38)
Read/Write
Initial Value
Bit
$1B ($3B)
Read/Write
Initial Value
Bit
$1A ($3A)
Read/Write
Initial Value
Bit
$19 ($39)
Read/Write
Initial Value
Bit
$17 ($37)
Read/Write
Initial Value
Bit
$16 ($36)
Read/Write
Initial Value
PORTB7
PORTA7
PINA7
PINB7
DDA7
DDB7
R/W
R/W
R/W
R/W
N/A
N/A
R
R
7
0
7
0
7
7
0
7
0
7
PORTB6
PORTA6
PINA6
PINB6
DDA6
DDB6
R/W
R/W
R/W
R/W
N/A
N/A
R
R
6
0
6
0
6
6
0
6
0
6
PORTB5
PORTA5
PINA5
PINB5
DDA5
DDB5
R/W
R/W
R/W
R/W
N/A
N/A
R
R
5
0
5
0
5
5
0
5
0
5
PORTB4
PORTA4
PINA4
PINB4
DDA4
DDB4
R/W
R/W
R/W
R/W
N/A
N/A
R
R
4
0
4
0
4
4
0
4
0
4
PORTB3
PORTA3
PINA3
PINB3
DDA3
DDB3
R/W
R/W
R/W
R/W
N/A
N/A
3
0
3
0
3
R
3
0
3
0
3
R
PORTB2
PORTA2
PINA2
PINB2
DDA2
DDB2
R/W
R/W
R/W
R/W
N/A
N/A
R
R
2
0
2
0
2
2
0
2
0
2
PORTB1
PORTA1
PINA1
PINB1
DDA1
DDB1
R/W
R/W
R/W
R/W
N/A
N/A
R
R
1
0
1
0
1
1
0
1
0
1
PORTB0
PORTA0
PINA0
PINB0
DDA0
DDB0
R/W
R/W
R/W
R/W
N/A
N/A
R
R
0
0
0
0
0
0
0
0
0
0
PORTB
PORTA
DDRA
DDRB
PINA
PINB
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