[chbot] Surplus Linux boards M93030B

[Andrew Dachs]

Any idea what the headers are for?

Sent from my iPhone

> On 27/09/2020, at 8:55 AM, Mark Atherton <markaren1 at xtra.co.nz> wrote:
> 
> Just found a supply of older industrial-grade ARM based SBCs which appear to support Linux. There may be quite a few available, and at low cost.
> 
> http://www.idesignz.org/misc/M93030B_SBC.jpg
> 
> CPU: Atmel AT91RM9200,
> 
> FLASH: 2 x 45DB642 (16M bytes total). RAM: 2 x K4S561632H (64M bytes total).
> 
> Ethernet Phy: KSZ8721BL (100M). MAC 00-04-E8-XX-XX-XX, which was registered by IER, Inc.
> 
> At least 2 x RS232 ports, with MAX3243 buffers.
> 
> Full size USB-B socket (USB device, not host).
> 
> RTC: M41T00, with small backup cell.
> 
> White headers are 2mm pitch.
> 
> 106 x 84mm including connector protrusions.
> 
> Board is 2007 vintage, and marked 'M93030B'
> 
> Various linux Distributions identify the unit as 'MACH_M93030'.
> 
> --------
> 
> Found a UBOOT distribution, and references to MACH_M93030.
> 
> A full OEM hardware manual will be very useful, but nothing obvious pops up.
> 
> The 64-mega-bit question is of course how much effort is a board like this worth to get it going ?
> 
> Thoughts please.
> 
> -Mark
> 
> 
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