![]() ![]() There are some reserved adresses with special meaning: To-adress is the 3rd byte in a frame, from-adress the 4th byte. Values $FA to $FF are reserved for special protocol functions. But then there are the odd addresses which haven't been used at all in amateur radio products. With a rate of 1 to 2 new rigs per year that leaves room until 2036 or so :). But Icom has been happily using addresses above the originally specified range without any issue. That range was exhausted in 2010 with the IC-9100. ![]() The 'Icom CI-V Reference Manual (3rd edition)' from 1991 specified the adress range from $01 to $7F. If two or more rigs of the same model are used on the bus (or level converter), you need to change the adresses of the rigs, each individual rig must have it's own, distinct adress. ![]() Each model has it's own default CI-V adress, which can be changed by the user. The destination (to-adress) and the sender (from-adress). Each message (frame) sent to a rig or received from a rig contains two adresses. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |