DACC_WPMR

DACC Write Protection Mode Register

  0xE4 32 Read/Write 0x00000000  
Parent topic: Register Summary

DACC Write Protection Mode Register

Bit  31 30 29 28 27 26 25 24  
  WPKEY[23:16]  
Access  W W W W W W W W  
Reset  0 0 0 0 0 0 0 0  
Bit  23 22 21 20 19 18 17 16  
  WPKEY[15:8]  
Access  W W W W W W W W  
Reset  0 0 0 0 0 0 0 0  
Bit  15 14 13 12 11 10 9 8  
  WPKEY[7:0]  
Access  W W W W W W W W  
Reset  0 0 0 0 0 0 0 –  
Bit  7 6 5 4 3 2 1 0  
                WPEN  
Access                R/W  
Reset                0  

Bit 0 – WPEN: Write Protection Enable

Write Protection Enable

See Register Write Protection for list of write-protected registers.

ValueDescription
0

Disables the write protection if WPKEY corresponds to 0x444143 (“DAC” in ASCII).
1

Enables the write protection if WPKEY corresponds to 0x444143 (“DAC” in ASCII).

Bits 31:8 – WPKEY[23:0]: Write Protect Key

Write Protect Key

ValueNameDescription
0x444143 PASSWD

Writing any other value in this field aborts the write operation of bit WPEN.

Always reads as 0.