IDEC MicroSmart - Manual (Page 437)

27: M ODEM M ODE
« FC4A M ICRO S MART U SER ’ S M ANUAL » 27-11
Operating Procedure for Modem Mode
1. After completing the user program including the Function Area Settings, download the user program to the Micro-
Smar t from a computer running WindLDR .
2. Start the MicroSmart to run the user program.
3. Turn on start internal relay M8050 or M8055 to initialize the modem.
When originating the modem communication, turn on M8050 to send the initialization string, the ATZ command, and
the dial command. If the initialization string has been stored in the non-volatile memory of the modem, turn on M8051
to start with the ATZ command followed by the dial command.
When answering an incoming call, turn on M8055 to send the initialization string and the ATZ command. If the initial-
ization string has been stored in the non-volatile memory of the modem, turn on M8056 to send the ATZ command
only.
4. Transmit or receive communication through the modem.
5. Turn on start internal relay M8053 to disconnect the telephone line.