Thursday, May 14, 2009
For EDACS system:
,CNM TG-ttt CH-cc VC-ffffffff
Call for Talk Group
ttt = Talk Group ID (Hex 3 digits, 11 bits)
cc = LCN (Hex 2 digits, 5 bits)
ffffffff = frequency (BCD 8 digits)
,CIP TG-tttt CH-cc VC-ffffffff
Call for ICALL
tttt = Unit ID (Hex 4 digits, 14 bits)
cc = LCN (Hex 2 digits, 5 bits)
ffffffff = frequency (BCD 8 digits)
,CPT TG-ttt CH-cc VC-ffffffff
Call for Patch
tttt = Patch ID (Hex 3 digits, 11 bits)
cc = LCN (Hex 2 digits, 5 bits)
ffffffff = frequency (BCD 8 digits)
Patch List Update
ppp = Patch ID (Hex 3 digits, 11 bits)
mmm = Member ID (Hex 3 digits, 11 bits)
Site ID
ss = Site ID (Hex 2 digits, 6 bits)
For LTR system:
,CAL TG-a-hh-dd Free-ee CH-gg VC-ffffffff
Call for Talk Group
a = Area (Hex 1 digits, 1 bit)
hh = Home Ch (Hex 2 digits, 5 bits)
dd = ID (Hex 2 digits, 8 bits)
ee = Free Ch (Hex 2 digits, 5 bits)
gg = Goto Ch (Hex 2 digits, 5 bits)
ffffffff = Frequency (BCD 8 digits)
Disconnect Code
a = Area (Hex 1 digits, 1 bit)
hh = Home Ch (Hex 2 digits, 5 bits)
dd = ID (Hex 2 digits, 8 bits)
ee = Free Ch (Hex 2 digits, 5 bits)