Hello for all, I saw someday here a topic about the Brother T77H505 WiFi Module
and I made some Discoveries,
Just for information This WIFI Module is based on Broadcom BCM43143 and manufactured from at Foxconn T77H505 model.
This Wifi Module if found in Wifi Brother Printers like HL-5102DW and uses a VCC with 3,3V and has a SDIO 2.0 Interface with 50MHz speed.
More informations about this module can found at
About the SDIO interface, you can found some information at https://www.prodigytechno.com/sdio-protocol
Internal photo of this module can be downloaded from:
Sorry, I dont have a osciloscope to grab the SDIO communication from this module,
Its just to give more informations about this module.