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We bought a Compex WPJ 428 board + a SIMCom 8202G LTE/5GNR modem and we try to make it work on OpenWRT
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Armonius 142a1e7064 Update DOC and add UCI defaults script ModemManager config 11 months ago
3D_model Init add 3D Model 2 years ago
doc Update DOC and add UCI defaults script ModemManager config 11 months ago
files Update DOC and add UCI defaults script ModemManager config 11 months ago
img Add pictures and a first report 2 years ago
reports Add some doc 2 years ago
xdp Working checksum computation 2 years ago
README.md Finalize the UDP writeup 2 years ago
TODO.txt Update DOC and add UCI defaults script ModemManager config 11 months ago

README.md

WPJ428 + SIMCOM 8202G

We see this project as a way to assess how well we can regain control/understanding on our NR5G/LTE routers.
And for now the answer seems to be "very little".

Our case study is a NR5G router as the main Internet access point in a place where we have no signal on our cellphones. Thus, we need external antennas that are put in the roof. Additionnaly, we want to maximizme the throughput (both RX and TX) and minimize latency while keeping a stable connection over time.

Our project is currently made of the following physical parts:

We try to document our journey here: