Gpios - Quectel EC2 Series Design Manualline

3.10. GPIOs


Keep GPIO traces away from interference signals such as clock, RF and power supplies, etc.

Filter capacitors need to be added and be placed close to the module when GPIO is used as the
input.
Figure 29: Overview of GPIO Signal Traces (TE-A without Copper Pouring)
EC2x&EG2x-G_Series_PCB_Design_Guideline
LTE Standard Module Series
EC2x&EG2x-G Series PCB Design Guideline
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