Dynon Radios LLC 310001-000 User Manual
SV-COM-425 User Manual
5
Set VHF Mode and Volume (3 bytes)
Frame
Name
Description
C code name
Comments
Byte 1
Type
0x53
TYPE_SET_MODE_VOLUME
Byte 2
Bit flags
Rest of bits
radio_mode
Reserved
Dual Watch
BIT1
Unsquelch
BIT0
Byte 3
Volume
UINT8
radio_vol
0 < radio_vol < 255
Set Sidetone (2 bytes)
Frame
Name
Description
C code name
Comments
Byte 1
Type
0x56
TYPE_SET_SIDETONE
Byte 2
Volume
UINT8
sidetone_vol
0 < sidetone_vol < 255
Get VHF Channels (1 byte)
Frame
Name
Description
C code name
Comments
Byte 1
Type
0x57
TYPE_GET_VHF_CHANNELS
VHF Channels (5 bytes)
Frame
Name
Description
C code name
Comments
Byte 1
Type
0x58
TYPE_VHF_CHANNELS
Byte 2
Primary MSB
UINT8
UINT16
prim_chan_idx
index number is split into 2
bytes: 0 < index <3036
Byte 3
Primary LSB
UINT8
Byte 4
Secondary MSB
UINT8
UINT16
scnd_chan_idx
index number is split into 2
bytes: 0 < index <3036
Byte 5
Secondary LSB
UINT8