50.6.15 ASRC Write Protection Mode Register

Name: ASRC_WPMR
Offset: 0xE4
Reset: 0x00000000
Property: Read/Write

Bit 3130292827262524 
 WPKEY[23:16] 
Access WWWWWWWW 
Reset 00000000 
Bit 2322212019181716 
 WPKEY[15:8] 
Access WWWWWWWW 
Reset 00000000 
Bit 15141312111098 
 WPKEY[7:0] 
Access WWWWWWWW 
Reset 00000000 
Bit 76543210 
      WPCRENWPITENWPEN 
Access R/WR/WR/W 
Reset 000 

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

ValueNameDescription
0x535243 PASSWD Writing any other value in this field aborts the write operation of the WPEN, WPITEN and WPCREN bits. Always read at 0.

Bit 2 – WPCREN Write Protection Control Register Enable

ValueDescription
0 The write protection of control register is disabled
1 The write protection of control register is enabled. Any attempt to modify the control register configuration is cancelled and leads to an error in the ASRC_WPSR register.

Bit 1 – WPITEN Write Protection Interrupt Enable

ValueDescription
0 The write protection of interrupt registers is disabled
1 The write protection of interrupt registers is enabled. Any attempt to modify the interrupt configuration is cancelled and leads to an error in the ASRC_WPSR register.

Bit 0 – WPEN Write Protection Enable

ValueDescription
0 The write protection is disabled
1 The write protection is enabled. All write accesses to configuration registers are canceled and generate an error in the ASRC_WPSR register