Led# Pin; W_Disable# Pin - Huawei ME906s LTE M.2 Hardware Manual

HUAWEI ME906s LTE M.2 Module
Hardware Guide

3.4.4 LED# Pin

ME906s provides an open drain signal to indicate the RF status.
Table 3-5 State of the LED# pin
No.
1
2
Figure 3-12 shows the recommended circuits of the LED# pin. The brightness of LED
can be adjusted by adjusting the resistance of the series resistor, and the maximum
sink current is 40 mA.
Figure 3-12 Driving circuit

3.4.5 W_DISABLE# Pin

ME906s provides a hardware pin (W_DISABLE#) to disable or enable the radio. In
addition, the radio can also be enabled or disabled through software AT commands.
Table 3-6 Function of the W_DISABLE# pin
No.
1
2
3
Issue 05 (2019-03-25)
Operating Status
RF function is turned on
RF function is turned off
W_DISABLE#
Low
High
Floating
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Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
LED#
Output Low, current sink
Output High
Function
WWAN function will be turned off.
WWAN function is determined by software AT
command. Default enabled.
WWAN function is determined by software AT
command. Default enabled.
30