ATxmega16D4 MCU registers The 8 registers of MCU (MCU Control), from 0x90, with their reset value and every field. The ATxmega16D4 has 423 registers in 44 peripherals, one page each.
MCU MCU Control DEVID0Device ID byte 0
Address 0x90
Reset 0x00
Access read/write 7 – 6 – 5 – 4 – 3 – 2 – 1 – 0 – DEVID1Device ID byte 1
Address 0x91
Reset 0x00
Access read/write 7 – 6 – 5 – 4 – 3 – 2 – 1 – 0 – DEVID2Device ID byte 2
Address 0x92
Reset 0x00
Access read/write 7 – 6 – 5 – 4 – 3 – 2 – 1 – 0 – REVIDRevision ID
Address 0x93
Reset 0x00
Access read/write 7 – 6 – 5 – 4 – 3 – 2 – 1 – 0 – JTAGUIDJTAG User ID
Address 0x94
Reset 0x00
Access read/write 7 – 6 – 5 – 4 – 3 – 2 – 1 – 0 – MCUCRMCU Control
Address 0x96
Reset 0x00
Access read/write 7 – 6 – 5 – 4 – 3 – 2 – 1 – 0 JTAGD 1 field
Field Bits What it does JTAGD 0 JTAG Disable
EVSYSLOCKEvent System Lock
Address 0x98
Reset 0x00
Access read/write 7 – 6 – 5 – 4 EVSYS1LOCK 3 – 2 – 1 – 0 EVSYS0LOCK 2 fields
Field Bits What it does EVSYS1LOCK 4 Event Channel 4-7 Lock EVSYS0LOCK 0 Event Channel 0-3 Lock
AWEXLOCKAWEX Lock
Address 0x99
Reset 0x00
Access read/write 7 – 6 – 5 – 4 – 3 – 2 AWEXELOCK 1 – 0 AWEXCLOCK 2 fields
Field Bits What it does AWEXELOCK 2 AWeX on T/C E0 Lock AWEXCLOCK 0 AWeX on T/C C0 Lock