27.7.2.16 Tamper Control B

Name: TAMPCTRLB
Offset: 0x6C
Reset: 0x00000000
Property: PAC Write-Protection, Enable-Protected

Bit 3130292827262524 
          
Access  
Reset  
Bit 2322212019181716 
          
Access  
Reset  
Bit 15141312111098 
          
Access  
Reset  
Bit 76543210 
     ALSI3ALSI2ALSI1ALSI0 
Access R/WR/WR/WR/W 
Reset 0000 

Bits 0, 1, 2, 3 – ALSIn Active Layer Internal Select n [n=0..3]

Note: Only one ALSI bit must be set to enable Active Layer Protection on the TrustRAM.
ValueDescription
0

Active layer Protection is monitoring the RTC signal using INn and OUTn tamper pins

1

Active layer Protection is monitoring the RTC signal on the TrustRAM shield