Microcontroller pin, and connector tables – Digilent 410-174P User Manual
Page 12
USB I/O Explorer Reference Manual
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Microcontroller Pin, and Connector Tables
IC1, AT90USB646 Port Connections
MCU Port
Bit
Signal
Connector
Pin
Notes
RA00
U1-PA0/AD0
JA-01
RA01
U1-PA1/AD1
JA-02
RA02
U1-PA2/AD2
JA-03
RA03
U1-PA3/AD3
JA-04
RA04
U1-PA4/AD4
JA-07
RA05
U1-PA5/AD5
JA-08
RA06
U1-PA6/AD6
JA-09
RA07
U1-PA7/AD7
JA-10
RB00
U1-PB0/SS/PCINT0
JD-01
RB01
U1-PB1/SCK/PCINT1
JD-04
RB02
U1-PB2/MOSI/PCINT2
JD-02
RB03
U1-PB3/MISO/PCINT3
JD-03
RB04
U1-PB4/OC2A/PCINT4
JD-07
RB05
U1-PB5/OC1A/PCINT5
JD-08
RB06
U1-PB6/OC1B/PCINT6
JD-09
RB07
U1-PB7/OC1C/PCINT7
JD-10
RC00
U1-RC0/A8
JB-01
RC01
U1-RC1/A9
JB-02
RC02
U1-RC2/A10
JB-03
RC03
U1-RC3/A11/T3
JB-04
RC04
U1-RC4/A12/OC3C
JB-07
RC05
U1-RC5/A13/OC3B
JB-08
RC06
U1-RC6/A14/OC3A
JB-09
RC07
U1-RC7/A15/ICP3
JB-10
RD00
U1-PD0/SCL/INT0
J12-1,J12-2
I2C bus SCL
RD01
U1-PD1/SDA/INT1
J12-3,J12-4
I2C bus SDA
RD02
U1-PD2/RXD1
JG-03
RD03
U1-PD3/TXD1
JG-04
RD04
U1-PD4/ICP1
JG-02
RD05
U1-PD5/XCK1
JG-01
RD06
BTWI-SCL
J11-01
Private I2C bus SCL
RD07
BTWI-SDA
J11-02
Private I2C bus SDA
RE00
U1-PE0/WR
JC-01
RE01
U1-PE1/RD
JC-02
RE02
U1-PE2/ALE
JC-03
RE03
U1-PE3/UID
JC-04
RE04
U1-PE4/TOSC1/INT4
JC-07
RE05
U1-PE5/TOSC2/INT5
JC-08
RE06
U1-PE6/AIN0/INT6
JC-09
RE07
U1-PE7/AIN1/INT7
JC-10
RF00
U1-PF1/ADC0
JF-01,J1-01
DAIO Port 0, ch 0
RF01
U1-PF2/ADC1
JF-02, J1-03
DAIO port 0, ch 1