CLM920_AC3 Module Hardware Usage Guide
Shanghai Yuge Information Technology co., LTD
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Figure 3-10 Reset Reference Circuit
Table 3-9 RESET pin parameters
Reset RESET timing is as follows
：
Figure 3-11 Reset timing diagram
The CLM920 AC3 module supports AT command reset, and the AT command is
at+cfun=1,1 to restart the module. Detailed instructions can be found in the CLM920 AC3 AT
Command Set Manual.
Symbol
Description
Min
Typical
Max
unit
Treset
Low pulse width
150
200
450
ms
VIH
RESET input high level voltage
1.17
1.8
2.1
V
VIL
RESET input low level voltage
-0.3
0
0.8
V
