I wish there were a way to put the chip & antenna inside (or behind?) the watch casing.
While this is really impressive, putting something in front of the faceplate breaks the great F-91W look and feel for me.
While this is really impressive, putting something in front of the faceplate breaks the great F-91W look and feel for me.
Similar project I did to carry a microSD memory card.
I recall the blog n-o-d-e did successfully put an NFC chip inside while also retaining the default PCB, so there is at least some free space in the case...