[E3-hacking] About connecting to the serial on the E3

[David Given]

I've got a tool which speaks the PBL protocol and will let you read and
write the flash: http://cowlark.com/amstrad/

It's also got details of the serial pinout.

On Wed, 3 Apr 2019 at 19:07 Nick Griffin <span1922 at live.com> wrote:

> As far as I know when you connect this to serial you don’t get a console,
> like if you connect TheC64 Mini to Putty using a CPC 2102 USB to TTL serial
> convertor, you can log on with your root user and password so you can add
> files, change games and edit files and that ,TheC64 Mini uses Uboot to boot
> up with not PBL so it must be the PBL that's stopping the console coming up
> so if we could hack the PBL (Primary Boot Loader) and keep the firmware on
> the NAND so its still boots up with Amstrad E3 logo and that, we need to
> see the system files and see what can be changed. PBL is on the NOR Flash
> and the Kernel and System is on the NAND Flash. I don’t know anything about
> PBL so we need someone who does.it all most works the same as TheC64
> Mini,(Its a small Commodore 64, Mini Console, its here..
> https://www.c64-wiki.com/wiki/THEC64Mini)  The mini has 2 partitions, One
> for Uboot and other for the Kernel and System. but only has one chip, NAND
> Flash, its made by Toshiba too.. 😊. Amstrad E3 has 2 chips NOR and NAND
> Flash. and is using a different Boot loader.
>
> Oh.. Can I use my CPC 2102 USB to TTL serial converter to connect to the
> serial on the E3..? this is a pic of it here..
> *https://sc02.alicdn.com/kf/HTB11eb9PFXXXXcLaXXXq6xXFXXXd/CP2102-USB-2-0-to-TTL-UART.jpg_350x350.jpg*
> <https://sc02.alicdn.com/kf/HTB11eb9PFXXXXcLaXXXq6xXFXXXd/CP2102-USB-2-0-to-TTL-UART.jpg_350x350.jpg> I
> have used it on my TheC64 Mini and my Gotek Drive.
>
> Spanner..
> _______________________________________________
> e3-hacking mailing list
> e3-hacking at earth.li
> https://www.earth.li/mailman/listinfo/e3-hacking
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://www.earth.li/pipermail/e3-hacking/attachments/20190403/23faec0f/attachment.html>