ATtiny88 Atmel Corporation, ATtiny88 Datasheet - Page 76

• Manufacturer Part Number: ATtiny88
• Manufacturer: Atmel Corporation

Specifications of ATtiny88

• Flash (kbytes): 8 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 12 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 12
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 28
• Ext Interrupts: 28
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 0.5
• Eeprom (bytes): 64
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 4
• Input Capture Channels: 1
• Pwm Channels: 2
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

76
ATtiny48/88
• INT1/PCINT19 – Port D, Bit 3
INT1, External Interrupt source 1: The PD3 pin can serve as an external interrupt source.
PCINT19: Pin Change Interrupt source 19. The PD3 pin can serve as an external interrupt
source.
• INT0/PCINT18 – Port D, Bit 2
INT0, External Interrupt source 0: The PD2 pin can serve as an external interrupt source.
PCINT18: Pin Change Interrupt source 18. The PD2 pin can serve as an external interrupt
source.
• PCINT17 – Port D, Bit 1
PCINT17: Pin Change Interrupt source 17. The PD1 pin can serve as an external interrupt
source.
• PCINT16 – Port D, Bit 0
PCINT16: Pin Change Interrupt source 16. The PD0 pin can serve as an external interrupt
source.
Table 10-12
shown in
Table 10-12. Overriding Signals for Alternate Functions PD[7:4]
Signal
Name
PUOE
PUO
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
Figure 10-6 on page
PD7/AIN1/PCINT23
0
0
0
0
0
0
PCINT23 • PCIE2
1
PCINT23 INPUT
AIN1 INPUT
and
Table 10-13
66.
relate the alternate functions of Port D to the overriding signals
PD6/AIN0/PCINT22
0
0
0
0
0
0
PCINT22 • PCIE2
1
PCINT22 INPUT
AIN0 INPUT
PD5/T1/PCINT21
0
0
0
0
0
0
PCINT21 • PCIE2
1
PCINT21 INPUT
T1 INPUT
–
PD4/T0/PCINT20
0
0
0
0
0
0
PCINT20 • PCIE2
1
PCINT20 INPUT
T0 INPUT
–
8008H–AVR–04/11