and making his own take on an off-the-shelf Bluetooth audio module. The JL_AC6939B comes in an SOIC16 package and requires a minimum number of components. The PCB is therefore a relatively simple ...
The modules are the FC30R, a cost-effective, industrial-grade Wi-Fi module; the FCU743R, featuring Wi-Fi 4 and Bluetooth 5.2 capabilities; and the FCM740D, an MCU with Wi-Fi 4 and Bluetooth 5.2 ...