50
8331B–AVR–03/12
Atmel AVR XMEGA AU
• Bit 7:3 – Reserved
These bits are unused and reserved for future use. For compatibility with future devices, always
write these bits to zero when this register is written.
• Bit 2 – AWEXELOCK: Advanced Waveform Extension Lock for TCE0
Setting this bit will lock all registers in the AWEXE module for timer/counter E0 for further modifi-
cation. This bit is protected by the configuration change protection mechanism. For details refer
to ”Configuration Change Protection” on page 13.
• Bit 1 – Reserved
This bit is unused and reserved for future use. For compatibility with future devices, always write
this bit to zero when this register is written.
• Bit 0 – AWEXCLOCK: Advanced Waveform Extension Lock for TCC0
Setting this bit will lock all registers in the AWEXC module for timer/counter C0 for further modi-
fication. This bit is protected by the configuration change protection mechanism. For details refer
to ”Configuration Change Protection” on page 13.
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