16.6.1 Device Access Level Register

Name: DAL
Offset: 0x3000
Reset: 0xFFFF_FF55
Property: Read Only

Bit 3130292827262524 
 DAL_CPU[31:24] 
Access RRRRRRRR 
Reset 11111111 
Bit 2322212019181716 
 DAL_CPU[23:16] 
Access RRRRRRRR 
Reset 11111111 
Bit 15141312111098 
 DAL_CPU[15:8] 
Access RRRRRRRR 
Reset 11111111 
Bit 76543210 
 DAL_CPU[7:0] 
Access RRRRRRRR 
Reset 11111111 

Bits 31:0 – DAL_CPU[31:0] CPU Device Access Level

Read Values:

0xFFFF_FFFF = Un-programmed resolves to DAL0

0xFFFF_FF55 = DAL2

0xFFFF_55XX = DAL1

0xFF55_XXXX = DAL0

All other values = DAL0  

Write Values (note, writes can be progressive):

To set DAL2 write 0xFFFF_FF55

To set DAL1 write 0xFFFF_55FF

To set DAL0 write 0xFF55_FFFF