     7   6   5   4   3   2   1   0   7   6   5   4   3   2   1   0   7   6   5   4   3   2   1   0   7   6   5   4   3   2   1   0
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
00 | Name, 16 x ASCII, 0xff terminated                                                                                          ...
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
0c  ...                                                                                                                            |
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
10 | RX Frequency, 8 x BCD digits, little-endian                                                                                   |
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
14 | TX Frequency, 8 x BCD digits, little-endian                                                                                   |
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
18 | Mode (Analog/Digital)         | Power [0-10]                  | Unused, set to 0.             | Transmit timeout in 15s       |
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
1c | TOT rekey delay in sec.       | Admit criterion               | Unknown, set to 0x50          | Scan list index (+1) 0=None.  |
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
20 | CTCSS/DCS RX, 4-digit BCD little endian, 0xffff=off.          | CTCSS/DCS TX, 4-digit BCD little endian, 0xffff=off.          |
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
24 | Unused, set to 0x00           | TX DTMF system index          |RID| Unused set to 0           | Radio ID, 24bit big-endian ...
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
28  ...                                                            | TX color-code                 | RX group list index (+1)      |
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
2c | RX color code                 | Emergency system index (+1)   | Contact index (+1), little endian                             |
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
30 |DCC|EAA| 0   0   0   0 | ARTS  | 0 |SLT| 0 |PRV| 0   0   0 |PCC|  STE  |NFS| 0 | PTTId | 0 |DCD| 0 |VOX|SZS|SAS|TLK|RXO|BW |SQT|
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
34 | Unused set to 0                                                                               | Squelch in 5%, 0=default      |
   +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+

RID = Channel radio ID enable, default=0.
DCC = Data call confirm,
EAA = Emergency Alarm ACK,
SLT = Repeater slot,
PRV = Privacy Enable,
PCC = Private call confirm,
NSF = Non-STE Frequency,
DCD = Direct call dual capacity mode,
PWR = Power,
SZS = Scan zone skip enable, default=off. Was "auto scan enable" in orig. GD77.
SAS = Scan all skip enable, default=off. Was "lone worker enable" in orig. GD77.
TLK = Talk around enable,
RXO = RX only,
BW  = Band width,
SQT = Squelch type
