I’m very sorry we can’t
post freely…
I ask the moderators to intervene otherwise this forum becomes only a repository.
However, it would be useful to check first the module directly with a different (ch or pl) adapter connected separately or through an mcu, for example an esp or stm from which you already have a functioning, but individually, that is only the module excluding other connections and only then having completed finally the configuration.
Rely on this sch.
LC29H原理图.pdf (203.7 KB)
and
Quectel_LC29H_Series_Reference_Design_V1.2.pdf (457.7 KB)
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