SimCom SIM7000 User Manual

Smart Machine Smart Decision
SIM7000 _Hardware Design _V1.04 2018-1-31
3.8 Network status
The NETLIGHT pin is used to control Network Status LED, its reference circuit is shown in the
following figure.
Module
NETLIGHT
VBAT
4.7K
47K
R
Figure 24: NETLIGHT reference circuit
Note: The value of the resistor named “R” depends on the LED characteristic.
Table 16: NETLIGHT pin status
NETLIGHT pin status
Module status
64ms ON, 800ms OFF
No registered network
64ms ON, 3000ms OFF
Registered network (PS domain registration success)
64ms ON, 300ms OFF
Data transmit (PPP dial-up state and use of data services such as
internal TCP/FTP/HTTP)
OFF
Power off or PSM mode
Note: NETLIGHT output low level as “OFF” and high level as “ON”.
SIMCOM CONFIDENTIAL FILE

SimCom SIM7000 Specifications

General

Brand	SimCom
Model	SIM7000
Category	GSM/GPRS Modules
Language	English