42.8.39 Character Mapping Data Mask

Name: CMDMASK
Offset: 0x80
Reset: 0x0000
Property: PAC Write-Protection

Bit 3130292827262524 
          
Access  
Reset  
Bit 2322212019181716 
 SDMASK[23:16] 
Access RWRWRWRWRWRWRWRW 
Reset 00000000 
Bit 15141312111098 
 SDMASK[15:8] 
Access RWRWRWRWRWRWRWRW 
Reset 00000000 
Bit 76543210 
 SDMASK[7:0] 
Access RWRWRWRWRWRWRWRW 
Reset 00000000 

Bits 23:0 – SDMASK[23:0] Segments Data Mask

Each bit defines the mask for corresponding bit in CMDATA register.

ValueDescription
0 The corresponding bit is not masked and will be written in display memory.
1 The corresponding bit is masked and will not be written in display memory.