User's Manual

User Manual
Version 01.00
2010-01-25
deRFmega128-22A001 and deRFmega128-22A021
dresden elektronik
ingenieurtechnik gmbh
Enno-Heidebroek-Str. 12
01237 Dresden
Tel.: 0351 – 31 85 00
Fax: 0351 – 3 18 50 10
[e-mail]
www.dresden-elektronik.de
Page 10 of 20
Table 6: Description of available I/O port pins
Description of available I/O port pins on header pins
I/O port pin Alternate function (signal name) Comments
PB0 SSN PCINT0
PB1 SCK PCINT1
PB2 MOSI PDI PCINT2
PB3 MISO PDO PCINT3
PB4 OC2A PCINT4
PB5 OC1A PCINT5
PB6 OC1B PCINT6
PB7 OC0A OC1C PCINT7
PD0 SCL INT0 Onboard Pull-Up Resistor 4k7
PD1 SDA INT1 Onboard Pull-Up Resistor 4k7
PD2 RXD1 INT2
PD3 TXD1 INT3
PD4 ICP1
PD5 XCK1
PD6 T1
PD7 T0
PE0 RXD0 PCINT8
PE1 TXD0
PE2 XCK0 AIN0
PE3 OC3A AIN1
PE4 OC3B INT4
PE5 OC3C INT5
PE6 T3 INT6
PE7 ICP3 INT7 CLKO
PF0 ADC0
PF1 ADC1
PF2 ADC2 DIG2
PF4 ADC4 TCK
PF5 ADC5 TMS
PF6 ADC6 TDO
PF7 ADC7 TDI
PG1 DIG1
PG2 AMR
PG3 TOSC2
PG4 TOSC1
Note: The I/O port pins PF3/ADC3/DIG4 and PG0/DIG3 are not available!
PG4/TOSC1 and PG3/TOSC2 are connected internal with a 32.768kHz crystal.