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Quectel M66

Quectel M66
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GSM/GPRS/NB-IoT Module Series
BC68&M66 Compatible Design
BC68&M66_Compatible_Design 18 / 31
4.4. Reset BC68
The BC68 can be reset by the following two ways:
Hardware
The module can be reset by driving RESET to a low level voltage for more than 100ms. The reset
scenario for BC68 by RESET is illustrated in the figure below.
4.7K
47K
pulse
BC68
RESET
>100ms
>100ms
Figure 8: Reference Circuit of RESET by Using Driving Circuit
The reset scenario is illustrated in the figure below.
VBAT
RESET
100ms
RUNNING
OFF
RUNNING
1.4s
BC68
Figure 9: Timing of Resetting Module
Software
Reset the module using command AT+NRB. For more details about the command, please refer to
document [2].

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