PARAM

NVM Parameter

  0x24 32 Write-Secure x determined from (Data) Flash Memory Parameters tables  
Parent topic: Register Description

NVM Parameter

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

Bits 31:20 – DFLASHP[11:0]: Data FLASH area Pages

Data FLASH area Pages

Indicates the number of pages in the Data FLASH array.

Bits 18:16 – PSZ[2:0]: Page Size

Page Size

Indicates the page size. Not all devices of the device families will provide all the page sizes indicated in the table.

ValueNameDescription
0x0 8 8 bytes
0x1 16 16 bytes
0x2 32 32 bytes
0x3 64 64 bytes
0x4 128 128 bytes
0x5 256 256 bytes
0x6 512 512 bytes
0x7 1024 1024 bytes

Bits 15:0 – FLASHP[15:0]: FLASH Pages

FLASH Pages

Indicates the number of pages in the FLASH array.