ATxmega128D3 PORTC registers

The 22 registers of PORTC (Port Configuration), from 0x640, with their reset value and every field. The ATxmega128D3 has 548 registers in 52 peripherals, one page each.

PORTC Port Configuration

DIRI/O Port Data Direction

Address
0x640
Reset
0x00
Access
read/write
  1. 7DIR7
  2. 6DIR6
  3. 5DIR5
  4. 4DIR4
  5. 3DIR3
  6. 2DIR2
  7. 1DIR1
  8. 0DIR0

DIRSETI/O Port Data Direction Set

Address
0x641
Reset
0x00
Access
read/write
  1. 7DIRSET7
  2. 6DIRSET6
  3. 5DIRSET5
  4. 4DIRSET4
  5. 3DIRSET3
  6. 2DIRSET2
  7. 1DIRSET1
  8. 0DIRSET0

DIRCLRI/O Port Data Direction Clear

Address
0x642
Reset
0x00
Access
read/write
  1. 7DIRCLR7
  2. 6DIRCLR6
  3. 5DIRCLR5
  4. 4DIRCLR4
  5. 3DIRCLR3
  6. 2DIRCLR2
  7. 1DIRCLR1
  8. 0DIRCLR0

DIRTGLI/O Port Data Direction Toggle

Address
0x643
Reset
0x00
Access
read/write
  1. 7DIRTGL7
  2. 6DIRTGL6
  3. 5DIRTGL5
  4. 4DIRTGL4
  5. 3DIRTGL3
  6. 2DIRTGL2
  7. 1DIRTGL1
  8. 0DIRTGL0

OUTI/O Port Output

Address
0x644
Reset
0x00
Access
read/write
  1. 7OUT7
  2. 6OUT6
  3. 5OUT5
  4. 4OUT4
  5. 3OUT3
  6. 2OUT2
  7. 1OUT1
  8. 0OUT0

OUTSETI/O Port Output Set

Address
0x645
Reset
0x00
Access
read/write
  1. 7OUTSET7
  2. 6OUTSET6
  3. 5OUTSET5
  4. 4OUTSET4
  5. 3OUTSET3
  6. 2OUTSET2
  7. 1OUTSET1
  8. 0OUTSET0

OUTCLRI/O Port Output Clear

Address
0x646
Reset
0x00
Access
read/write
  1. 7OUTCLR7
  2. 6OUTCLR6
  3. 5OUTCLR5
  4. 4OUTCLR4
  5. 3OUTCLR3
  6. 2OUTCLR2
  7. 1OUTCLR1
  8. 0OUTCLR0

OUTTGLI/O Port Output Toggle

Address
0x647
Reset
0x00
Access
read/write
  1. 7OUTTGL7
  2. 6OUTTGL6
  3. 5OUTTGL5
  4. 4OUTTGL4
  5. 3OUTTGL3
  6. 2OUTTGL2
  7. 1OUTTGL1
  8. 0OUTTGL0

INI/O port Input

Address
0x648
Reset
0x00
Access
read/write
  1. 7IN7
  2. 6IN6
  3. 5IN5
  4. 4IN4
  5. 3IN3
  6. 2IN2
  7. 1IN1
  8. 0IN0

INTCTRLInterrupt Control Register

Address
0x649
Reset
0x00
Access
read/write
  1. 7–
  2. 6–
  3. 5–
  4. 4–
  5. 3INT1LVL1
  6. 2INT1LVL0
  7. 1INT0LVL1
  8. 0INT0LVL0
2 fields
FieldBitsWhat it does
INT1LVL3:2Port Interrupt 1 Level
  • 0 Interrupt Disabled
  • 1 Low Level
  • 2 Medium Level
  • 3 High Level
INT0LVL1:0Port Interrupt 0 Level
  • 0 Interrupt Disabled
  • 1 Low Level
  • 2 Medium Level
  • 3 High Level

INT0MASKPort Interrupt 0 Mask

Address
0x64A
Reset
0x00
Access
read/write
  1. 7INT0MASK7
  2. 6INT0MASK6
  3. 5INT0MASK5
  4. 4INT0MASK4
  5. 3INT0MASK3
  6. 2INT0MASK2
  7. 1INT0MASK1
  8. 0INT0MASK0

INT1MASKPort Interrupt 1 Mask

Address
0x64B
Reset
0x00
Access
read/write
  1. 7INT1MASK7
  2. 6INT1MASK6
  3. 5INT1MASK5
  4. 4INT1MASK4
  5. 3INT1MASK3
  6. 2INT1MASK2
  7. 1INT1MASK1
  8. 0INT1MASK0

INTFLAGSInterrupt Flag Register

Address
0x64C
Reset
0x00
Access
read/write
  1. 7–
  2. 6–
  3. 5–
  4. 4–
  5. 3–
  6. 2–
  7. 1INT1IF
  8. 0INT0IF
2 fields
FieldBitsWhat it does
INT1IF1Port Interrupt 1 Flag
INT0IF0Port Interrupt 0 Flag

REMAPPin Remap Register (available for PORTC to PORTF only)

Address
0x64E
Reset
0x00
Access
read/write
  1. 7–
  2. 6–
  3. 5SPI
  4. 4USART0
  5. 3TC0D
  6. 2TC0C
  7. 1TC0B
  8. 0TC0A
6 fields
FieldBitsWhat it does
SPI5SPI Remap
USART04USART0 Remap
TC0D3Timer/Counter 0 Output Compare D
TC0C2Timer/Counter 0 Output Compare C
TC0B1Timer/Counter 0 Output Compare B
TC0A0Timer/Counter 0 Output Compare A

PIN0CTRLPin 0 Control Register

Address
0x650
Reset
0x00
Access
read/write
  1. 7SRLEN
  2. 6INVEN
  3. 5OPC2
  4. 4OPC1
  5. 3OPC0
  6. 2ISC2
  7. 1ISC1
  8. 0ISC0
4 fields
FieldBitsWhat it does
SRLEN7Slew Rate Enable
INVEN6Inverted I/O Enable
OPC5:3Output/Pull Configuration
  • 0 Totempole
  • 1 Totempole w/ Bus keeper on Input and Output
  • 2 Totempole w/ Pull-down on Input
  • 3 Totempole w/ Pull-up on Input
  • 4 Wired OR
  • 5 Wired AND
  • 6 Wired OR w/ Pull-down
  • 7 Wired AND w/ Pull-up
ISC2:0Input/Sense Configuration
  • 0 Sense Both Edges
  • 1 Sense Rising Edge
  • 2 Sense Falling Edge
  • 3 Sense Level (Transparent For Events)
  • 7 Disable Digital Input Buffer

PIN1CTRLPin 1 Control Register

Address
0x651
Reset
0x00
Access
read/write
  1. 7SRLEN
  2. 6INVEN
  3. 5OPC2
  4. 4OPC1
  5. 3OPC0
  6. 2ISC2
  7. 1ISC1
  8. 0ISC0
4 fields
FieldBitsWhat it does
SRLEN7Slew Rate Enable
INVEN6Inverted I/O Enable
OPC5:3Output/Pull Configuration
  • 0 Totempole
  • 1 Totempole w/ Bus keeper on Input and Output
  • 2 Totempole w/ Pull-down on Input
  • 3 Totempole w/ Pull-up on Input
  • 4 Wired OR
  • 5 Wired AND
  • 6 Wired OR w/ Pull-down
  • 7 Wired AND w/ Pull-up
ISC2:0Input/Sense Configuration
  • 0 Sense Both Edges
  • 1 Sense Rising Edge
  • 2 Sense Falling Edge
  • 3 Sense Level (Transparent For Events)
  • 7 Disable Digital Input Buffer

PIN2CTRLPin 2 Control Register

Address
0x652
Reset
0x00
Access
read/write
  1. 7SRLEN
  2. 6INVEN
  3. 5OPC2
  4. 4OPC1
  5. 3OPC0
  6. 2ISC2
  7. 1ISC1
  8. 0ISC0
4 fields
FieldBitsWhat it does
SRLEN7Slew Rate Enable
INVEN6Inverted I/O Enable
OPC5:3Output/Pull Configuration
  • 0 Totempole
  • 1 Totempole w/ Bus keeper on Input and Output
  • 2 Totempole w/ Pull-down on Input
  • 3 Totempole w/ Pull-up on Input
  • 4 Wired OR
  • 5 Wired AND
  • 6 Wired OR w/ Pull-down
  • 7 Wired AND w/ Pull-up
ISC2:0Input/Sense Configuration
  • 0 Sense Both Edges
  • 1 Sense Rising Edge
  • 2 Sense Falling Edge
  • 3 Sense Level (Transparent For Events)
  • 7 Disable Digital Input Buffer

PIN3CTRLPin 3 Control Register

Address
0x653
Reset
0x00
Access
read/write
  1. 7SRLEN
  2. 6INVEN
  3. 5OPC2
  4. 4OPC1
  5. 3OPC0
  6. 2ISC2
  7. 1ISC1
  8. 0ISC0
4 fields
FieldBitsWhat it does
SRLEN7Slew Rate Enable
INVEN6Inverted I/O Enable
OPC5:3Output/Pull Configuration
  • 0 Totempole
  • 1 Totempole w/ Bus keeper on Input and Output
  • 2 Totempole w/ Pull-down on Input
  • 3 Totempole w/ Pull-up on Input
  • 4 Wired OR
  • 5 Wired AND
  • 6 Wired OR w/ Pull-down
  • 7 Wired AND w/ Pull-up
ISC2:0Input/Sense Configuration
  • 0 Sense Both Edges
  • 1 Sense Rising Edge
  • 2 Sense Falling Edge
  • 3 Sense Level (Transparent For Events)
  • 7 Disable Digital Input Buffer

PIN4CTRLPin 4 Control Register

Address
0x654
Reset
0x00
Access
read/write
  1. 7SRLEN
  2. 6INVEN
  3. 5OPC2
  4. 4OPC1
  5. 3OPC0
  6. 2ISC2
  7. 1ISC1
  8. 0ISC0
4 fields
FieldBitsWhat it does
SRLEN7Slew Rate Enable
INVEN6Inverted I/O Enable
OPC5:3Output/Pull Configuration
  • 0 Totempole
  • 1 Totempole w/ Bus keeper on Input and Output
  • 2 Totempole w/ Pull-down on Input
  • 3 Totempole w/ Pull-up on Input
  • 4 Wired OR
  • 5 Wired AND
  • 6 Wired OR w/ Pull-down
  • 7 Wired AND w/ Pull-up
ISC2:0Input/Sense Configuration
  • 0 Sense Both Edges
  • 1 Sense Rising Edge
  • 2 Sense Falling Edge
  • 3 Sense Level (Transparent For Events)
  • 7 Disable Digital Input Buffer

PIN5CTRLPin 5 Control Register

Address
0x655
Reset
0x00
Access
read/write
  1. 7SRLEN
  2. 6INVEN
  3. 5OPC2
  4. 4OPC1
  5. 3OPC0
  6. 2ISC2
  7. 1ISC1
  8. 0ISC0
4 fields
FieldBitsWhat it does
SRLEN7Slew Rate Enable
INVEN6Inverted I/O Enable
OPC5:3Output/Pull Configuration
  • 0 Totempole
  • 1 Totempole w/ Bus keeper on Input and Output
  • 2 Totempole w/ Pull-down on Input
  • 3 Totempole w/ Pull-up on Input
  • 4 Wired OR
  • 5 Wired AND
  • 6 Wired OR w/ Pull-down
  • 7 Wired AND w/ Pull-up
ISC2:0Input/Sense Configuration
  • 0 Sense Both Edges
  • 1 Sense Rising Edge
  • 2 Sense Falling Edge
  • 3 Sense Level (Transparent For Events)
  • 7 Disable Digital Input Buffer

PIN6CTRLPin 6 Control Register

Address
0x656
Reset
0x00
Access
read/write
  1. 7SRLEN
  2. 6INVEN
  3. 5OPC2
  4. 4OPC1
  5. 3OPC0
  6. 2ISC2
  7. 1ISC1
  8. 0ISC0
4 fields
FieldBitsWhat it does
SRLEN7Slew Rate Enable
INVEN6Inverted I/O Enable
OPC5:3Output/Pull Configuration
  • 0 Totempole
  • 1 Totempole w/ Bus keeper on Input and Output
  • 2 Totempole w/ Pull-down on Input
  • 3 Totempole w/ Pull-up on Input
  • 4 Wired OR
  • 5 Wired AND
  • 6 Wired OR w/ Pull-down
  • 7 Wired AND w/ Pull-up
ISC2:0Input/Sense Configuration
  • 0 Sense Both Edges
  • 1 Sense Rising Edge
  • 2 Sense Falling Edge
  • 3 Sense Level (Transparent For Events)
  • 7 Disable Digital Input Buffer

PIN7CTRLPin 7 Control Register

Address
0x657
Reset
0x00
Access
read/write
  1. 7SRLEN
  2. 6INVEN
  3. 5OPC2
  4. 4OPC1
  5. 3OPC0
  6. 2ISC2
  7. 1ISC1
  8. 0ISC0
4 fields
FieldBitsWhat it does
SRLEN7Slew Rate Enable
INVEN6Inverted I/O Enable
OPC5:3Output/Pull Configuration
  • 0 Totempole
  • 1 Totempole w/ Bus keeper on Input and Output
  • 2 Totempole w/ Pull-down on Input
  • 3 Totempole w/ Pull-up on Input
  • 4 Wired OR
  • 5 Wired AND
  • 6 Wired OR w/ Pull-down
  • 7 Wired AND w/ Pull-up
ISC2:0Input/Sense Configuration
  • 0 Sense Both Edges
  • 1 Sense Rising Edge
  • 2 Sense Falling Edge
  • 3 Sense Level (Transparent For Events)
  • 7 Disable Digital Input Buffer