[maemo-developers] Java acceleration/Jazelle

[From: Brian Waite]

>
> A couple thoughts from a former hardware hacker here: first, serial
> ports are your friend so if you can find a sacrificial device that has
> a cracked screen or some other serious but non- life-threatening
> defect you should probably invest in a level-shifter chip and a DB-9
> connector (and some soldering cleverness) to be able to communicate
> through the serial port.  
Serial port will make life MUCH better!

Serial (and USB ) PDA cables have level shifter built in usually. Just snip 
the PDA connector off and figure out the wires (I am sure google is your 
firend)
> Sending bytes back and forth that way is 
> trivial and will allow you to seriously goof around with an otherwise
> worthless device at the kernel or bootloader level.