I can’t find instructions about how to activate a SIM card and enter the PIN code.
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I can’t find instructions about how to activate a SIM card and enter the PIN code.
https://spotpear.com/wiki/Raspberry-Pi-Zero-4G-CAT1-USB-HUB-GPS-GNSS-LTE-EA-EU.html
http://wiki.mcuzone.com/index.php?title=1003_RPi0_4G_Cat1-Hub_EN
You can look at the link
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