Marine VHF Audio and Signalling Processor
CMX885
8
Configuration Guide
8.1
C-BUS Register Summary
ADDR.
(hex)
Word Size
REGISTER
(bits)
$01
W
C-BUS RESET
0
$A7
$A8
$A9
$AA
$AB
$AC
$AD
$AE
$AF
W
W
R
AuxADC and Tx MOD Mode
16
16
16
16
16
16
16
16
AuxDAC Control/Data
AuxADC1 Data
AuxADC2 Data
SYSCLK1 PLL Data
SYSCLK1 REF
SYSCLK2 PLL Data
SYSCLK2 REF
reserved
R
W
W
W
W
$B0
$B1
$B2
$B3
$B4
$B5
$B6
$B7
$B8
$B9
$BA
$BB
$BC
$BD
$BE
$BF
W
W
Analogue Output Gain
Input Gain and Output Signal Routing
reserved
reserved
reserved
AuxADC Threshold Data
reserved
reserved
reserved
reserved
reserved
NWR Status and Data
reserved
reserved
reserved
16
16
W
R
16
16
reserved
$C0
$C1
$C2
$C3
$C4
$C5
$C6
$C7
$C8
$C9
$CA
$CB
$CC
$CD
$CE
$CF
W
W
W
W
Power-Down Control
Mode Control
Audio Control
Tx Inband Tones
reserved
Rx Data 1
Status
Modem Configuration
Programming
reserved
Tx Data 1
reserved
Tone Status / Device Ident Code
Audio Tone
Interrupt Mask
reserved
16
16
16
16
R
R
W
W
16
16
16
16
W
16
R
W
W
16
16
16
The detailed descriptions of the C-BUS registers are presented in numerical order and should be read in
conjunction with the relevant functional descriptions in the Datasheet.
© 2010 CML Microsystems Plc
34
D/885/3
CMLMICRO [ CML MICROCIRCUITS ]
