LTE Standard Module Series
EC200T Series Hardware Design
EC200T_Series_Hardware_Design 36 / 90
Figure 9: Reference Circuit of Turing on the Module Using Driving Circuit
The other way to control the PWRKEY is using a button directly. When pressing the key, electrostatic
strike may generate from finger. Therefore, a TVS component is indispensable to be placed nearby the
button for ESD protection. A reference circuit is shown in the following figure.
Figure 10: Reference Circuit of Turing on the Module Using Keystroke
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