Datasheet

14.3.3. Alternate Functions of Port D
The Port D pins with alternate functions are shown in the table below:
Table 14-9. Port D Pins Alternate Functions
Port Pin Alternate Function
PD7 ACMP0 (Analog Comparator 0 Positive Input)
PCINT23 (Pin Change Interrupt 23)
PD6 ADC3 (Analog Input Channel 3)
ACMPN2 (Analog Comparator 2 Negative Input)
INT0 (External Interrupt 0)
PCINT22 (Pin Change Interrupt 22)
PD5 ADC2 (Analog Input Channel 2)
ACMP2 (Analog Comparator 2 Positive Input)
PCINT21 (Pin Change Interrupt 21)
PD4 ADC1 (Analog Input Channel 1)
RXD/RXLIN (LIN/UART Rx data)
ICP1A (Timer 1 input capture)
SCK_A (Programming & alternate SPI Clock)
PCINT20 (Pin Change Interrupt 20)
PD3 TXD/TXLIN (LIN/UART Tx data)
OC0A (Timer 0 Output Compare A)
SS (SPI Slave Select)
MOSI_A (Programming & alternate SPI Master Out Slave In)
PCINT19 (Pin Change Interrupt 19)
PD2 PSCIN2 (PSC Digital Input 2)
OC1A (Timer 1 Output Compare A)
MISO_A (Programming & alternate Master In SPI Slave Out)
PCINT18 (Pin Change Interrupt 18)
PD1 PSCIN0 (PSC Digital Input 0)
CLKO (System Clock Output)
PCINT17 (Pin Change Interrupt 17)
PD0 PSCOUT0A (PSC output 0A)
PCINT16 (Pin Change Interrupt 16)
The alternate pin configuration is as follows:
Atmel ATmega16M1/32M1/64M1 [DATASHEET]
Atmel-8209F-ATmega16M1/32M1/64M1_Datasheet_Complete-10/2016
107