Here is a list of all struct and union fields with links to the structures/unions they belong to:

• data_buf : nfcextend_block_t
• i2c : nfcextend_t
• i2c_address : nfcextend_cfg_t
• i2c_speed : nfcextend_cfg_t
• int_pin : nfcextend_cfg_t, nfcextend_t
• len : nfcextend_block_t
• memory_area : nfcextend_block_t
• reg_addr : nfcextend_block_t
• scl : nfcextend_cfg_t
• sda : nfcextend_cfg_t
• slave_address : nfcextend_t