MCUs are ideal MQTT clients because the protocol is lightweight and designed for low-bandwidth, low-RAM environments.

The Seeed Studio XIAO Series is a collection of thumb-sized, powerful microcontroller units (MCUs) tailor-made for space-conscious projects requiring high performance and wireless connectivity.

Abstract: Quality assurance on PCBs these days remains a very big challenging task in the current electronics industry. The paper proposes a new way for finding defects on PCBs with a microcontroller ...