DCF-77 radio controlled clock, optional also for 40kHz (Japan) and 60kHz (USA, GB)
2. UART and 5 modem-status signals
Conforms to UL1950
Worldwide usage due to programable analog frontend
Advanced temperature range -40°C..+85°C available
Low cost version with V.42 (33.6kBit) available
Description
Analog modem
The module provides an analog modem with transfer rates up to 56kBit/s. The modem is programmed
with AT commands. To signal the status of the modem 5 LEDs can be connected. The modem also supports
standby mode. A second serial interface with RS232/485 transceivers is also available.
Audio-Codec
The audio codec allows recording or playing voice.
The data is present as 8Bit PCM data stream (µ-LAW code). A headset
and also a handset can be connected directly .
Radio controlled clock
A receiver for DCF-77 time signals is integrated.
With changes of the component parts the radio controlled clock can be adapted to
different frequencies (please request).
Overvoltage protection
Passes tests according to UL1950.
Low cost versions
The module is also available as low cost version with slower modem controller (33.6kBit/s) and
no audio codec and radio controlled clock.
