User's Manual

Table Of Contents

Installation________________________________________________ Boomer-III User Manual & Integrator’s Guide

successful boot up, the CPU starts the modem initialisation sequence.

After the initialisation sequence, the Native Mode interface and the

serial interface are active.

Following successful initialisation, the modem asserts DSR and

performs the initialisation protocols for both the NCL DTE interface

and the RF network. After successfully initialising the NCL DTE

interface, the modem asserts CTS. After the network ACK of the

registration sequence, DCD is asserted.

The Boomer-III modem is fitted with a Real Time Clock that third

party applications may utilise to wake-up the modem at a pre-

programmed alarm time prior to turning the modem off. This facility

may be utilised to further reduce current consumption in battery

powered applications, but note that the modem will need to re-register

on the network after wake-up