ATtiny2313A Atmel Corporation, ATtiny2313A Datasheet - Page 64

• Manufacturer Part Number: ATtiny2313A
• Manufacturer: Atmel Corporation

Specifications of ATtiny2313A

• Flash (kbytes): 2 Kbytes
• Pin Count: 20
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 18
• Ext Interrupts: 18
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• 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: 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: 4
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

64
ATtiny2313A/4313
Table 10-5.
• Port B, Bit 0 – AIN0/PCINT0
• Port B, Bit 1 – AIN1/PCINT1
• Port B, Bit 2 – OC0A/PCINT2
• Port B, Bit 3 – OC1A/PCINT3
• Port B, Bit 4 – OC1B/PCINT4
• AIN0: Analog Comparator Positive input. Configure the port pin as input with the internal pull-
• PCINT0: Pin Change Interrupt Source 0. The PB0 pin can serve as an external interrupt
• AIN1: Analog Comparator Negative input
• PCINT1: Pin Change Interrupt Source 1. The PB1 pin can serve as an external interrupt
• OC0A: Output Compare Match A output. The PB2 pin can serve as an external output for the
• PCINT2: Pin Change Interrupt Source 2. The PB2 pin can serve as an external interrupt
• OC1A: Output Compare Match A output: The PB3 pin can serve as an external output for the
• PCINT3: Pin Change Interrupt Source 3: The PB3 pin can serve as an external interrupt
• OC1B: Output Compare Match B output: The PB4 pin can serve as an external output for the
up switched off to avoid the digital port function from interfering with the function of the
Analog Comparator.
source for pin change interrupt 0.
pull-up switched off to avoid the digital port function from interfering with the function of the
analog comparator.
source for pin change interrupt 0.
Timer/Counter0 Output Compare A. The pin has to be configured as an output (DDB2 set
(one)) to serve this function. The OC0A pin is also the output pin for the PWM mode timer
function.
source for pin change interrupt 0.
Timer/Counter1 Output Compare A. The pin has to be configured as an output (DDB3 set
(one)) to serve this function. The OC1A pin is also the output pin for the PWM mode timer
function.
source for pin change interrupt 0.
Timer/Counter1 Output Compare B. The pin has to be configured as an output (DDB4 set
Port Pin
PB4
PB6
PB7
PB5
Port B Pins Alternate Functions
Alternate Function
OC1B: Timer/Counter1 Compare Match B Output
PCINT4: Pin Change Interrupt 0, Source 4
DI:
SDA:
PCINT5: Pin Change Interrupt 0, Source 5
DO:
PCINT6: Pin Change Interrupt 0, Source 6
USCK: USI Clock (Three Wire Mode)
SCL :
PCINT7: Pin Change Interrupt 0, Source 7
USI Data Input (Three Wire Mode)
USI Data Input (Two Wire Mode)
USI Data Output (Three Wire Mode)
USI Clock (Two Wire Mode)
.
Configure the port pin as input with the internal
8246B–AVR–09/11