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Powering with lithium battery 18650 #19

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Deenchi1 opened this issue Jul 27, 2023 · 1 comment
Open

Powering with lithium battery 18650 #19

Deenchi1 opened this issue Jul 27, 2023 · 1 comment

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@Deenchi1
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The module works perfectly with ttl converter but once I replace the power source with 18650 battery I only get scrambled letters and numbers in return for any AT command. Plz help!?
@nayaktel
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if your battery is 3.7V (full charge 4.2V) connect direct to VBATT Pin of Module then it will work OK

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@nayaktel @Deenchi1