CoAP-18 Upgrade Notes

Presently the support in firmware is at the level of CoAP draft 7. This page describes the changes required to support draft 18.


  • COAP_OPTION_NUM_ACCEPT should be 17.
  • Add SIZE1 as 60


coap options in opencoap_receive()

  • option delta (type) presently does not handle values 13 and 14. Ditto for option length.