US_WPSR

USART Write Protection Status Register

  0x00E8 32 Read-only 0x0  

USART Write Protection Status Register

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

Bit 0 – WPVS: Write Protection Violation Status

Write Protection Violation Status

ValueDescription
0

No write protection violation has occurred since the last read of the US_WPSR.

1

A write protection violation has occurred since the last read of the US_WPSR. If this violation is an unauthorized attempt to write a protected register, the associated violation is reported into field WPVSRC.

Bits 23:8 – WPVSRC[15:0]: Write Protection Violation Source

Write Protection Violation Source

When WPVS = 1, WPVSRC indicates the register address offset at which a write access has been attempted.