USB and SD storage

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Peter Onion

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Apr 1, 2026, 6:25:59 AM (8 days ago) Apr 1
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Time to get my soldering iron out again.  The arrival of latest RomWBW seems like a good time to try some different storage options.
PeterO


Peter Onion

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Apr 3, 2026, 11:26:49 AM (6 days ago) Apr 3
to RC2014-Z80
Can anyone that has built the SD-card board tell me what link(s) need to be put on the Base Port jumpers on the board as I can't find any info about them.

Thanks,

PeterO

Wayne Warthen

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Apr 3, 2026, 11:35:48 AM (6 days ago) Apr 3
to RC2014-Z80
Hi Peter,

Since the SD Card Module emulates the IDE Module, it should be strapped for I/O Address 0x10.  On the module, this is marked P16 (decimal 16 == hex 10).  Jumper the third set of pins from the left.

Thanks, Wayne

Peter Onion

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Apr 3, 2026, 11:41:38 AM (6 days ago) Apr 3
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Thanks Wayne.

Peter Onion

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Apr 3, 2026, 12:30:27 PM (6 days ago) Apr 3
to RC2014-Z80
SD-card board worked first time :-) 
Now to integrate the driver for my RC2350 based graphics card into the HBIOS in RomWBW 3.6 and reacquaint myself with building a custom ROM.
PeterO 

Peter Onion

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Apr 4, 2026, 6:08:05 AM (5 days ago) Apr 4
to RC2014-Z80
I realised the USB and the SD-CARD boards can be used at the same time, thus providing a useful way to back up your CP/M drives without having to use a modern machine to read the sdcard or USB stick.
PeterO
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