FRS Signalling Processor
CMX882
Figure 8 25kHz Channel Audio Filter Response Template........................................................ 26
Figure 9 12.5kHz Channel Audio Filter Response Template..................................................... 26
Figure 10 Audio Frequency Pre-emphasis Template ................................................................ 27
Figure 11 Modulating Waveforms for 1200 and 2400 Baud FFSK/MSK Signals....................... 28
Figure 12 C-BUS Transactions................................................................................................. 34
Figure 13 Possible FRS + GPS Configuration .......................................................................... 57
Figure 14 C-BUS Timing.......................................................................................................... 67
Figure 15 Typical FFSK/MSK Bit Error Rate Graph.................................................................. 68
Figure 16 Mechanical Outline of 28-pin SSOP (D6):
Order as part no. CMX882D6
................ 69
Figure 17 Mechanical Outline of 28-pin TSSOP (E1):
Order as part no. CMX882E1
.............. 69
It is always recommended that you check for the latest product datasheet version from the Datasheets
page of the CML website: [www.cmlmicro.com].
2004 CML Microsystems Plc
7
D/882/7
CMLMICRO [ CML MICROCIRCUITS ]
