Processing at the Edge

Magic Smoke and PTC's
@stevenbell teaches a course in Introductory Digital Engineering at Tufts University and has bought many UPduino’s. He suggested that the ferrite bead be replaced with a PTC as he was seeing students shorting...
Magic Smoke and PTC's
@stevenbell teaches a course in Introductory Digital Engineering at Tufts University and has bought many UPduino’s. He suggested that the ferrite bead be replaced with a PTC as he was seeing students shorting...

Ground trampolines and Phase Locked Loops
A customer reported that the PLL on the UPduino low-cost Lattice iCE40 FPGA board was intermittent. The blog details the process I used to debug the issue. This work in part...
Ground trampolines and Phase Locked Loops
A customer reported that the PLL on the UPduino low-cost Lattice iCE40 FPGA board was intermittent. The blog details the process I used to debug the issue. This work in part...