block_header Struct Reference

Block header, located before each block of item data.

#include <pds_nvm.h>

Data Fields
uint16_t	checksum
uint16_t	id
uint16_t	item_size
uint8_t	status

uint16_t block_header::checksum

Referenced by pds_write().

uint16_t block_header::id

The size of the item. the block header size excluded

Referenced by pds_write().

uint16_t block_header::item_size

Checksum of the header excluding "status" field.

Referenced by pds_write().

uint8_t block_header::status

< Status flag. Active sector has to set 8th bit to zero. setting 7th bit to zero will enable write lock for this item Id of stored item. MSB represent item type (Pairing,Device info etc)\ LSB represent item sequence number, wrap around to lowest available number

Referenced by pds_write().