Telephone Signalling Transceiver / Least Cost Router
CMX860
1.5
General Description
The CMX860 transmit and receive operating modes are independently programmable.
The transmit mode can be set to any one of the following:
V.23 modem. 1200 or 75 bps FSK.
Bell 202 modem. 1200 or 150 bps FSK.
DTMF transmit.
Single tone transmit (from a range of modem calling, answer and other tone frequencies)
User programmed tone or tone pair transmit (programmable frequencies and levels)
Disabled.
The receive mode can be set to any one of the following:
V.23 modem. 1200 or 75 bps FSK.
Bell 202 modem. 1200 or 150 bps FSK.
DTMF decode.
2100Hz and 2225Hz answer tone detect.
Call progress signal detect.
User programmed tone or tone pair detect.
Disabled.
The CMX860 may also be set into a Powersave mode which disables all circuitry except for the 'C-BUS'
interface, the Ring Detector and the Hook Detector.
ã 2002 Consumer Microcircuits Limited
12
D/860/5
CMLMICRO [ CML MICROCIRCUITS ]
