No Just the main board Josh. The old daughter board(s) will work the same on 
the V3 board. Nothing on that side of the board has changed (location of 
connectors etc.)

John

 

 

From: [email protected] [mailto:[email protected]] On 
Behalf Of Crusty OMO
Sent: Friday, March 20, 2015 4:12 PM
To: [email protected]
Subject: RE: [N8VEM-S100:6617] Re: A V3 version of the S100 Bus System Monitor 
Board.

 

John,

Are you making the TIL311 boards to go with it?
Or which daughter board are you going to make?

Cheers,
Josh



  _____  

From: [email protected]
To: [email protected]
Subject: RE: [N8VEM-S100:6610] Re: A V3 version of the S100 Bus System Monitor 
Board.
Date: Fri, 20 Mar 2015 09:30:17 -0700

Paul you are now down for 2

John

 

 

From: [email protected] [mailto:[email protected]] On 
Behalf Of Paul Birkel
Sent: Friday, March 20, 2015 8:41 AM
To: [email protected]
Subject: Re: [N8VEM-S100:6607] Re: A V3 version of the S100 Bus System Monitor 
Board.

 

Skipped me John, alas.  Message 3:04 AM; request for two ... please?

 

On Fri, Mar 20, 2015 at 11:35 AM, monahanz <[email protected]> wrote:



On Thursday, March 19, 2015 at 10:26:07 AM UTC-7, monahanz wrote:

 

OK here is the list I will work from:-

Ian McLaughlin           1

Fabio Battaglia     3

Tom Lafleur    1

Brian Marstella     1

David Fry     1

Matthew Turner    3

nbreeden     1

Leon Byles     1

J. Alexander Jacocks   1

Jedi Master    2

Eric Osman    1

JackRubin    1

Don Caprio   1

John Monahan    4

I will order 30 boards today from PCBCart (China). Typically takes 4 weeks. All 
the usual suspects here, so I think I have everybody's address. Stay tuned.

 

BTW the V3 IDE board had to go back for another prototype run, there was a 
weird timing issue with the GAL's and the 8255 Rd/Wr. Went back too TTL's with 
latched 74LS373's. Also stay tuned.

 

John

  

Now that the S100 bus XVGA video board 
(http://s100computers.com/My%20System%20Pages/VGA%20Board/VGA%20Board.htm)  has 
gone out to everybody, I would like to announce our next board…

 

It’s a V3 version of our tried and true SMB (System monitor Board). The 
original board is described here:-

 

http://s100computers.com/My%20System%20Pages/SMB%20Board/S100%20Bus%20SMB.htm 

 

The following changes/updates have been made to the board:-

 

·  The was a minor error on the above V2 board (pin 5 of U32), this is now 
corrected.

·  There was a report of the TMA 0-3 switch circuit was not working reliably 
with the 80386 board at high speed, this circuit has now been completely 
replaced/simplified with a single GAL. 

·  An Intersil ICM7216D chip has been added along with 3 new Digital displays 
to continuously display the frequency of the bus master clock speed (PHI) in 
MHz.

·  A circuit and LED bar was added to continuously display the bit pattern of a 
user defined output port. (default, LED Diagnostic Port 05H).

·  A circuit was added to trigger an interrupt if the S100 bus ERROR* signal 
(pin 98) is activated.

·  A series of jumpers was added to easily attach a logic probe cable (such as 
a USBee or Saleae unit) for hardware debugging.

·  The LM323K 5Volt, 3Amp regulator can be replaced (in the same 
footprint/space) with a Pololu 5 Volt , 2.5 Amp D24V25 Switching regulator.

·  Almost all chips from the V2 board can be re-used on the V3 board. Only the 
ICM7216D, 3 Digital displays and GAL 22V10 are new. 

 

Please see the bottom of the above page for more information. 

 

I will be sending off an order for final bare boards in the next few days.  If 
you would like one or more boards please let me know (preferably by e-mail).  
The usual arrangements ~$15/board + postage WHEN you get the board via PayPal.

 

John

 

 

 

 

 

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