> So when the opportunity arose to join an experimental shuttle using global foundries 180nm for FREE I jumped onto the opportunity and designed my own JTAG!

In case anyone wants a preview of what to expect.

> Because the official JTAG spec lives behind the impregnable IEEE paywall, a castle in which I am not permitted to set foot as a result of not having paid its lord my dues, the verification of the JTAG TAP was actually quite interesting.