One of the GR (Gadget Renesas) project's reference boards called GR-KURUMI board was converted into Designspark PCB format.  [You may download design files from the Downloads section at the very bottom of the article] PCB layout What is GR-KURUMI board? The GR-KURUMI board incorporates the RL78G14, Renesas 16-bit low-power consumption MCU. Compatible with Arduino Pro Mini, this new...