selfbus.org

Hello everyone,
I would like to share my work results to bring china uC working, after spedning some time playing with.

uC state shipped from china :
- no ISP bootloader
- some security bits were set ( thanks to ICP bridge it was possible to read the bits )
- not possible to erase all pages because ...

Hi.
I've made hardware bug. In ISP-ICP converter i connected two resets together. Later I noticed that reset from target processor is controlled via GPIO from converter controller.

Thanks for info.
Inside hex file was all HTML code :)
I cloned GIT repository and now hex files are correct.

Finally what I observed in my china microcontrollers is that ISP doesn't work completly.
ICP working on some DIL processors ( SMD are completly dead ISP and ICP doesn't work )
In DIL ...

I found a small hardware bug and now this programmer is working with my DIP processors.
Is it not possible to burn ISP bootloader because I am not able to erase the bootloader area or burn something in this area.
But hex file for kombi sensor finally is burned.

TSOOP processors are dead completly ...

Hi.
I am new here and I have also china LPC922 problem.
Status : 10 Binary inputs / 5 Smoke detector / 10 Universal controller.
20x LPC922 DIL NXP and 20x LPC922 SMD
No communication over ISP.
I took from my friend one PHILIPS LPC922 in DIL and it works from the beginning perfectly ( ISP and flash ...