while new freescale boards come with the opensda debug firmware, i still students using boards with the osbdm/osjtag. and with new codewarrior tools, it might be that there is a new osbdm/osjtag firmware, and when i download to a board with an older firmware, the tool will prompt me to update the firmware. to me, after doing this several times, not a big deal. but for someone who sees this the first time, it might not be that easy. so to avoid any further questions, here we go with a step-by-step tutorial how to update the osbdm/osjtag firmware.

mcf52259 tower board with osbdm firmware

updating a new firmware

if trying to download to a board with an old firmware, the following dialog shows up:

message to update the osjtag osbdm firmware

1. keep that dialog open (do not click ok or cancel (yet)). power off the board with unplugging the usb cable. if your board is inside a tower, then best if you remove the board from the tower system.
   

   removed power from board

2. locatetheosbdmbootloader jumper on the board. this jumper is *not* set by default. check your hardware user manual/schematicsforthelocation of the jumper. on most boardsthejumperislabeledbtldorbootloader or something like that.

continue reading for the next step...