Hello again, fellow D620 users.  Based on RL’s latest findings at the first D620 post, we’re hazarding a guess that there is more to this device than it lets on.
We were trying out his findings today, and couldn’t resist the urge to start firing random hex bytes at the device.  Surprisingly enough, it responded to […]

Welcome to our second article on the standard serial protocol of the Protek D620.  If you haven’t read our first article on this topic, you should go back and do so now.
We also got a little history on this device.  It’s not made by the real Protek, it’s just some Korean electronics developer that uses […]

RL’s comment on the other Protek D620 article had us thinking - perhaps people DO want to talk to their D620 through the RS232 interface.  Every time we get a new piece of equipment, we just go straight for the JTAG port - heh.  But there is a lot of value to being able to […]