Atmel SAM4L Xplained Pro Starter Kit Atmel ATSAM4L-XSTK ATSAM4L-XSTK Data Sheet

42023E–SAM–07/2013

Note:

1. The reset values for these registers are device specific. Refer to the Module Configuration section at the end of this chapter. 

0x110

Output Driving Capability Register 1

Read

ODCR1

Read/Write

Y

N

0x114

Output Driving Capability Register 1

Set

ODCR1S

Write-only

Y

N

0x118

Output Driving Capability Register 1 

Clear

ODCR1C

Write-only

Y

N

0x11C

Output Driving Capability Register 1

Toggle

ODCR1T

Write-only

Y

N

0x130

Output Slew Rate Register 0

Read

OSRR0

Read/Write

Y

N

0x134

Output Slew Rate Register 0

Set

OSRR0S

Write-only

Y

N

0x138

Output Slew Rate Register 0 

Clear

OSRR0C

Write-only

Y

N

0x13C

Output Slew Rate Register 0

Toggle

OSRR0T

Write-only

Y

N

0x160

Schmitt Trigger Enable Register

Read

STER

Read/Write

Y

N

0x164

Schmitt Trigger Enable Register

Set

STERS

Write-only

Y

N

0x168

Schmitt Trigger Enable Register

Clear

STERC

Write-only

Y

N

0x16C

Schmitt Trigger Enable Register

Toggle

STERT

Write-only

Y

N

0x180

Event Enable Register

Read

EVER

Read/Write

N

N

0x184

Event Enable Register

Set

EVERS

Write-only

N

N

0x188

Event Enable Register

Clear

EVERC

Write-only

N

N

0x18C

Event Enable Register

Toggle

EVERT

Write-only

N

N

0x1F8

Parameter Register

Read

PARAMETER

Read-only

N

N

0x1FC

Version Register

Read

VERSION

Read-only

N

N

GPIO Register Memory Map