CMX838 View Datasheet(PDF) - CML Microsystems Plc
Part Name
Description
MFG CO.
'CMX838' PDF : 71 Pages View PDF
FRS/PMR446/GMRS Family Radio Processor
CMX838
5.1.2.6 TXMOD 1 & 2 CONTROL Register ($88)
TXMOD2 – Reference Figure 3
PHASE
CONTROL
0 = 0°
1 = 180°
Bit 15
SUBAUDIO
SIGNAL ENABLE
Bit 14
AUDIO SIGNAL
ENABLE
Bit 13
MOD2
Bias
Audio
Tone
Audio + Tone
Inv (Bias + Offset)
Inv (Audio)
Inv (Tone)
Inv (Audio + Tone)
PHASE CONTROL
(Bit 15)
0 = 0°, 1 = 180°
0
0
0
0
1
1
1
1
SUBAUDIO
SIGNAL ENABLE
(Bit 14)
0
0
1
1
0
0
1
1
MOD2 GAIN
Bit 12, 11, 10, 9, 8
Bit 12 Bit 11 Bit 10 Bit 9 Bit 8
0
0
0 00
0
0
0 01
0
0
0 10
0
0
0 11
0
0
1 00
0
0
1 01
0
0
1 10
0
0
1 11
0
1
0 00
0
1
0 01
0
1
0 10
0
1
0 11
0
1
1 00
0
1
1 01
0
1
1 10
0
1
1 11
1
0
0 00
1
0
0 01
1
0
0 10
1
0
0 11
1
0
1 00
1
0
1 01
1
0
1 10
1
0
1 11
1
1
0 00
1
1
0 01
1
1
0 10
1
1
0 11
1
1
1 00
1
1
1 01
1
1
1 10
1
1
1 11
Mod. 2 Gain
Off
-3.75dB
-3.50dB
-3.25dB
-3.00dB
-2.75dB
-2.50dB
-2.25dB
-2.00dB
-1.75dB
-1.50dB
-1.25dB
-1.00dB
-0.75dB
-0.50dB
-0.25dB
0.00dB
0.25dB
0.50dB
0.75dB
1.00dB
1.25dB
1.50dB
1.75dB
2.00dB
2.25dB
2.50dB
2.75dB
3.00dB
3.25dB
3.50dB
3.75dB
AUDIO SIGNAL
ENABLE
(Bit 13)
0
1
0
1
0
1
0
1
Table 10: TXMOD2 CONTROL Register ($88)
2003 CML Microsystems Plc
35
D/838/8
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