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M80 EVB User Guide

M80_EVB_User_Guide_V1.2 - 39 -

3.10. LED indicator

Figure 41: LED indicator

Table 17: LED indicator

Part

Name

I/O

Description

Note

VBAT ON/OFF indicator

Bright: VBAT ON

Extinct: VBAT OFF

RESERVED

GSM_NET status

indicator

Blinking at a certain frequency

according to various GSM network

status

Module status indicator

Indicate module’s operating status

3.11. LCD

M80 provides serial LCD interface including both four lines mode and three lines mode. The

maximum resolution is up to 240 x 320. The EVB board reserves the test points for the

measurement of signal.

Quectel

Confidential

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Sim2 M80 Guia do Utilizador Página 40