Device Configuration Information (DCI)

The Device Configuration Information (DCI) is a dedicated region in the memory that holds information about the device, which is useful for programming and bootloader applications. The data stored in this region is read-only and cannot be modified/erased. Refer to the table below for complete DCI table addresses and description.

Table 1. Device Configuration Information
Address Name Description Value Units
PIC16F171x4 PIC16F171x5
8200h ERSIZ Erase Row Size 32 Words
8201h WLSIZ Number of write latches per row 32 Words
8202h URSIZ Number of user erasable rows 256 512 Rows
8203h EESIZ Data EEPROM memory size 128 Bytes
8204h PCNT Pin Count 8/14/20 Pins