Better timing for TDO sampling

Ease the timing constraints by raising TCK 1/4 cycle before sampling TDO

Fix for UrJTAG

Fix incompatibilty with original DirtyJTAG that breaks UrJTAG

Fix for pico sdk 1.5.0

It is a build using pico sdk 1.5.0. A code change is necessary. It should have no impact on the functionality of the probe.

Support for openocd

support for openocd

Change RST from push-pull to open drain behavior

This change makes the RST safer as there could be other sources of RST on the target board. The normal behavior of RST is to pull the line low on reset and let it pull high with a pull up resistor by default

first release

v1.0.0

Implement new proposal for DJTAG2: read commands do not terminate the…