Found this on the way way back machine kinda what i wanted but it is very complicated think is something like the progseek https://web.archive.org/web/20041208190 ... lksop.html

use would be to be able to just flash the tsop then de solder the bridge without having to have a mod chip which i dont have and they seem to be and hard to get anymore i have 5 xboxs that dont have hard drives and they are all stock i think you can flash the tsop over the lpc header been looking fo...

Not to be rude but i dont think you get what i meant what i am looking for is a way to just program the tsop like they do with the 360 jtag port like hook pc based flasher to xbox mother board and read and flash tsop with a pc

I am wondering if there is a way to program the on board tsop like what is done with the 360 just wire in a flasher and read and write the on board flash got 5 version one x boxes with no hard drives