SIM800C datasheet(35/52 Pages) SIMCOM

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Smart Machine Smart Decision

SIM800C_Hardware_Design_V1.02

2015-4-27

Table 19: ADC specification

Parameter

Min

Typ

Max

Unit

Voltage range

2.8

ADC Resolution

bits

Sampling rate

1.0833

MHz

ADC precision

4.10. Network Status Indication

Table 20: Pin definition of the NETLIGHT

The NETLIGHT pin can be used to drive a network status indication LED. The status of this pin is listed in

following table:

Table 21: Status of the NETLIGHT pin

Status

SIM800C behavior

Off

Powered off

64ms On/ 800ms Off

Not registered the network

64ms On/ 3000ms Off

Registered to the network

64ms On/ 300ms Off

GPRS communication is established

Reference circuit is recommended in the following figure:

M odule

NE T LIG HT

VBAT

4.7K

47K

Figure 34: Reference circuit of NETLIGHT

4.10.1. NETLIGHT Multiplexing Function

Table 22: NETLIGHT multiplexing function

Pin name

Pin number

Mode 0(default)

Mode 1

NETLIGHT

GPIO

Note: Multiplexing function need different software supply.

Pin name

Pin number

Description

NETLIGHT

Network Status Indication

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