User's Manual

M10 Hardware Design
M10_HD_V3.0 - 60 -
Figure 41: RI behaviour of URC or SMS received
3.14. Network status indication
The NETLIGHT signal can be used to drive a network status indicator LED. The working state of
this pin is listed in Table 21.
Table 21: Working state of the NETLIGHT
State Module function
Off The module is not running.
64ms On/ 800ms Off The module is not synchronized with network.
64ms On/ 2000ms Off The module is synchronized with network.
64ms On/ 600ms Off GPRS data transfer is ongoing.
A reference circuit is shown in following figure.
Figure 42: Reference circuit of the NETLIGHT