Return-Path: Delivered-To: craig@sbc-85.com Received: from gator4254.hostgator.com by gator4254.hostgator.com with LMTP id oAeULXRhAWn3hwUAcizydQ (envelope-from ) for ; Tue, 28 Oct 2025 19:36:04 -0500 Return-path: Envelope-to: craig@sbc-85.com Delivery-date: Tue, 28 Oct 2025 19:36:04 -0500 Received: from p-impout006aa.msg.pkvw.co.charter.net ([47.43.26.137]:52049 helo=p-impout006.msg.pkvw.co.charter.net) by gator4254.hostgator.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.1) (envelope-from ) id 1vDuAW-00000001eck-0RXI for craig@sbc-85.com; Tue, 28 Oct 2025 19:36:04 -0500 Received: from GeorgeAdams ([74.131.139.95]) by cmsmtp with ESMTPA id DuAJvJOLFWd8GDuAKv5j13; Wed, 29 Oct 2025 00:35:52 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cinci.rr.com; s=c20240129; t=1761698152; bh=TDLJZcdvushI536fZWyC/CyrcviqYj6kPGIf65TjvUU=; h=From:To:References:In-Reply-To:Subject:Date; b=tjenQl0ynFplBdxv2iz1Igg+FBLrycjJTjp+aC0nS3uHEKkDvawuXTalQplGat5yO J1hkMQ0tiR5WFI5hJo/vY7N6mt+iE8AxXGQXM1wYogbRfw2N9oiTG+YsVSEEniMPk7 uOClvAgWcBDEv24nXf9i5+HhVcvDbzhG0Cj0LqhFKxU7tnWbIivRqv1Bw4X1tEKji5 F0RetQXFIVdDWWjCPSHg5GMTr6KdSJT3i5VMIMXth+krnTdHo0sekbLSMqulGw3An5 KLkTpVQOrVyrbCKuMOxFV9QTISuyhFUVIToKPw2sm0eNgTQ+U1CmzmOcjteP2hB+au wZkMzftRtrupg== X-Authority-Analysis: v=2.4 cv=QbRgvNbv c=1 sm=1 tr=0 ts=69016168 a=hl8TJCE9z2sxp+2MqBjxnA==:117 a=hl8TJCE9z2sxp+2MqBjxnA==:17 a=DAwyPP_o2Byb1YXLmDAA:9 a=_6GpL_ENAAAA:8 a=HjitWDSJAAAA:8 a=ayC55rCoAAAA:8 a=Heui0Ksxwhce8MtYIUAA:9 a=QEXdDO2ut3YA:10 a=yMhMjlubAAAA:8 a=SSmOFEACAAAA:8 a=eD0I18lOWpHrwUDfhl4A:9 a=egOievA3NfcPxvn2:21 a=gKO2Hq4RSVkA:10 a=UiCQ7L4-1S4A:10 a=hTZeC7Yk6K0A:10 a=6UIaq3Bcl8oA:10 a=frz4AuCg-hUA:10 a=lqcHg5cX4UMA:10 a=IB1QFG2aBfq3amWdyr0s:22 From: To: References: <000001dc45da$f6f1c8a0$e4d559e0$@cinci.rr.com> <000001dc480d$0ef56450$2ce02cf0$@cinci.rr.com> <1ca501dc4843$8f51be60$adf53b20$@sbc-85.com> In-Reply-To: <1ca501dc4843$8f51be60$adf53b20$@sbc-85.com> Subject: RE: nibbler sytem Date: Tue, 28 Oct 2025 20:35:52 -0400 Message-ID: <000001dc486b$fb880c10$f2982430$@cinci.rr.com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0001_01DC484A.7478B600" X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQGcqmMCUc3nEW+74hsMzQMKKj+9XgJw6GyrASgsEc4Caj6n0LUnYkpQ Content-Language: en-us X-Antivirus: Avast (VPS 251028-4, 10/28/2025), Outbound message X-Antivirus-Status: Clean X-CMAE-Envelope: MS4xfBpjQ3iPeFKsL2AlNoeNRc1cF+r2ZjU0zJojlOSKqDdNVIrguaqOVrgoUF+jh27iU77l9gyfvtk9cPsuprTcKF/CVhrz5pYK20mcpY8fqWwZnY7N6xUB 6IRR0Hob0q5AA63n9i1Hlzw59cqgtTiCVhrNIVqII/JPh5fGQx8Iqi0ixVylHunvzdwCMJs5awBmDQ== X-Spam-Status: No, score=-4.3 X-Spam-Score: -42 X-Spam-Bar: ---- X-Spam-Flag: NO This is a multipart message in MIME format. ------=_NextPart_000_0001_01DC484A.7478B600 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Craig, Thanks for posting the project code, loading the code now, looking forward = to working with the new version. I wanted to ask about another one of your projects. What are you using for = the s100 cpu board? It appears that it may be the workalike for the ssm cb1= /cb1a, and the cb1 a confidence test code. I have been looking for a s100 cpu board and backplane on ebay but found no= thing I am interested in that doesn=E2=80=99t cost a fortune. Can you suggest a board or is the ssm board and backplane you created the b= est solution? It seems to be the best, as most of the ebay hardware is lack= ing on the documentation side. I see you have the build files available, so I can try to find a us based m= anufacturer to make them (I don=E2=80=99t want to get involved with the tar= iffs that are imposed buying out of the country). The S100 systems are where I learned assembly language, without an assemble= r. That=E2=80=99s why I started with your SBC-85 and STD bus cpu cards. Thanks Again. Regards, George From: craig@sbc-85.com Sent: Tuesday, October 28, 2025 3:47 PM To: adamsgl@cinci.rr.com Subject: RE: nibbler sytem Hi George, I have put v017 on the project page. Please let me know if ther= e are any issues. Thanks From: adamsgl@cinci.rr.com > Sent: Tuesday, October 28, 2025 6:16 AM To: 'SBC-85' > Subject: RE: nibbler sytem Craig, Just watched your 145 video on the nibbler wrap up. Nice addition to the mo= nitor the E command. Looking forward to running this version on my system. = The project site doesn=E2=80=99t have the code yet. It has 0.1.6.b which do= esn=E2=80=99t have the assembler command. This is a great series and I continue to learn about the processor and writ= ing codefor it. Any idea what processor you will be looking at for your next series?? (8052= , 1802, or something else?). Looking forward to what ever you decide to exp= lore. Thanks Again for the great work. George From: SBC-85 > Sent: Sunday, October 26, 2025 1:01 PM To: adamsgl@cinci.rr.com Subject: Re: nibbler sytem Hi George, I saw the tindie order, thanks Somewhere I set aside the last nibbler Ram board for you, but I don=E2=80= =99t remember sending it. So I will mail it also. On Oct 25, 2025, at 11:13=E2=80=AFAM, adamsgl@cinci.rr.com wrote: =EF=BB=BF Craig, Very nice addition to the monitor. This makes it easy to code on the fly an= d not require the assembler for testing. Looking forward to adding this to what I have. Just reviewed your SBC-85 cassette interface video, and that peaked my inte= rest, so I will probably try to get the board from your tindie site today. = Another project to put on the to-work-on later this winter, If only to unde= rstand how it works. Regards, George From: craig@sbc-85.com > Sent: Friday, October 24, 2025 8:31 PM To: adamsgl@cinci.rr.com Subject: RE: nibbler sytem Snip from user=E2=80=99s guide From: craig@sbc-85.com > Sent: Friday, October 24, 2025 4:41 PM To: 'adamsgl@cinci.rr.com' > Subject: RE: nibbler sytem Hi George, A taste of the new =E2=80=98E=E2=80=99 command to enter instructions as mne= monic and operand. Includes a .DA pseudo opcode to enter ascii directly and a .DB to enter hex= bytes. From: adamsgl@cinci.rr.com > Sent: Wednesday, October 22, 2025 1:45 PM To: 'SBC-85' > Subject: nibbler sytem Craig, Finally got most of the parts for the ram/rom boards. Everything works great! Backplane only has 3 connectors, but I have enough to fill out as needed. I wish I had put zif sockets on the nibbler board, to swap in/out nibble ba= sic eproms, but this can be fixed with a normal socket under a zif. (maybe = another nibbler board just for nibble basic is in order) Thanks Again for all your help and work on these. Regards, George Virus-free. www.avast.com -- This email has been checked for viruses by Avast antivirus software. www.avast.com ------=_NextPart_000_0001_01DC484A.7478B600 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable

Craig,

 

Thanks for posting = the project code, loading the code now, looking forward to working with = the new version.

 

I wanted to ask about = another one of your projects. What are you using for the s100 cpu board? = It appears that it may be the workalike for the ssm cb1/cb1a, and the = cb1 a confidence test code.

I have been looking = for a s100 cpu board and backplane on ebay but found nothing I am = interested in that doesn=E2=80=99t cost a = fortune.

 

Can you suggest a = board or is the ssm board and backplane you created the best solution? = It seems to be the best, as most of the ebay hardware is lacking on the = documentation side.

 

I see you have the = build files available, so I can try to find a us based manufacturer to = make them (I don=E2=80=99t want to get involved with the tariffs that = are imposed buying out of the country).

 

The S100 systems are = where I learned assembly language, without an assembler. That=E2=80=99s = why I started with your SBC-85 and STD bus cpu cards. =

 

Thanks = Again.

 

Regards,

 

George

 

From:<= /b> = craig@sbc-85.com <craig@sbc-85.com>
Sent: Tuesday, = October 28, 2025 3:47 PM
To: = adamsgl@cinci.rr.com
Subject: RE: nibbler = sytem

 

Hi George, I have put v017 on the project = page.  Please let me know if there are any issues.  = Thanks

 

 

From:<= /b> adamsgl@cinci.rr.com <adamsgl@cinci.rr.com> =
Sent: Tuesday, October 28, 2025 6:16 AM
To: = 'SBC-85' <craig@sbc-85.com>
Subject:<= /b> RE: nibbler sytem

 

Craig,

 

Just watched your 145 = video on the nibbler wrap up. Nice addition to the monitor the E = command. Looking forward to running this version on my system. The = project site doesn=E2=80=99t have the code yet. It has 0.1.6.b which = doesn=E2=80=99t have the assembler command.

 

This is a great = series and I continue to learn about the processor and writing codefor = it.

 

Any idea what = processor you will be looking at for your next series?? (8052, 1802, or = something else?). Looking forward to what ever you decide to = explore.

 

Thanks Again for the = great work.

 

George

 

 

From:<= /b> = SBC-85 <craig@sbc-85.com> =
Sent: Sunday, October 26, 2025 1:01 PM
To: adamsgl@cinci.rr.com
Subje= ct: Re: nibbler sytem

 

Hi = George, I saw the tindie order, thanks

 

Somewhere I set aside the last nibbler Ram board for = you, but I don=E2=80=99t remember sending it. So I will mail it = also. 

 

On Oct 25, 2025, at 11:13=E2=80=AFAM, adamsgl@cinci.rr.com = wrote:

=EF=BB=BF

=

Craig,

 

Very nice addition to = the monitor. This makes it easy to code on the fly and not require the = assembler for testing.

 

Looking forward to = adding this to what I have.

 

Just reviewed your = SBC-85 cassette interface video, and that peaked my interest, so I will = probably try to get the board from your tindie site today. Another = project to put on the to-work-on later this winter, If only to = understand how it works.

 

Regards,

 

George

 

 

 

From:<= /b> craig@sbc-85.com <craig@sbc-85.com> =
Sent: Friday, October 24, 2025 8:31 PM
To: adamsgl@cinci.rr.com
Subje= ct: RE: nibbler sytem

 

Snip from user=E2=80=99s = guide

 

From:<= /b> craig@sbc-85.com <craig@sbc-85.com> =
Sent: Friday, October 24, 2025 4:41 PM
To: = 'adamsgl@cinci.rr.com' <adamsgl@cinci.rr.com>
S= ubject: RE: nibbler sytem

 

Hi George,

 

A taste of the new = =E2=80=98E=E2=80=99 command to enter instructions as mnemonic and = operand. 

Includes a .DA pseudo opcode to enter ascii = directly and a .DB to enter hex bytes.

 

<image001.png>

 

From:<= /b> adamsgl@cinci.rr.com <adamsgl@cinci.rr.com> =
Sent: Wednesday, October 22, 2025 1:45 PM
To: = 'SBC-85' <craig@sbc-85.com>
Subject:<= /b> nibbler sytem

 

Craig,

 

Finally got most of = the parts for the ram/rom boards.

<image002.png>

 

Everything works = great!

 

Backplane only has 3 = connectors, but I have enough to fill out as = needed.

 

I wish I had put zif = sockets on the nibbler board, to swap in/out nibble basic eproms, but = this can be fixed with a normal socket under a zif. (maybe another = nibbler board just for nibble basic is in order)

 

Thanks Again for all = your help and work on these.

 

Regards,

 

George

 

 

 

=

 

V= irus-free.www.avast.com

 

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