Re: WTT: Z80 pods for 6502 or 6809
I vaguely remember from poking around the inside of a 6502 (or from the manual) that a 6800 can be converted to a 6502. Does anybody know for sure?? Peter -----Original Message----- From: Thomas43@aol.com <Thomas43@aol.com> To: TechToolsList@flippers.com <TechToolsList@flippers.com> Date: Wednesday, February 09, 2000 9:34 PM Subject: Re: WTT: Z80 pods for 6502 or 6809
In a message dated 2/9/00 1:26:05 PM, jrr@flippers.com writes:
<< Z80 seems more common than 6502 or 6809...I was thinking of modifying a dud pod (8048) to become a 6802...a bit of hack wiring, but lots of room
inside!
John :-##) >>
I remember someone (John?) talking about modifying one pod to another? Are any of these pods easily modified to 6809 or 6502?
Scott
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At 07:13 PM 2/11/00 -0000, Peter Fyfe wrote:
I vaguely remember from poking around the inside of a 6502 (or from the manual) that a 6800 can be converted to a 6502. Does anybody know for sure??
Peter
It looks like at least one of the 2 PCBs that make up the set may be the same. The Interface 581272 Assy, the one that connects to the CPU (6505) socket, is marked 9000A-6800-3072. The Processor 581264 PCB is most likely different, although there ARE about 24 jumper locations on it. Hmmmmm... are there schematics for the 6800/2/8 style pods anywhere? David Fish "We want...Information. INFORMATION Melrose, MA USA You won't get it! fishd@tiac.net By hook or by crook we will" dfish@bev.etn.com _The Prisoner_ To UNSUBSCRIBE from techtoolslist, send a message with "UNSUBSCRIBE" in the message body to: techtoolslist-request@flippers.com. Please direct other questions, comments, or problems to jrr@flippers.com.
There are lots of pod schems up on spies.... http://surfin.spies.com/arcade/schematics/index.html fishd wrote:
At 07:13 PM 2/11/00 -0000, Peter Fyfe wrote:
I vaguely remember from poking around the inside of a 6502 (or from the manual) that a 6800 can be converted to a 6502. Does anybody know for sure??
Peter
It looks like at least one of the 2 PCBs that make up the set may be the same. The Interface 581272 Assy, the one that connects to the CPU (6505) socket, is marked 9000A-6800-3072. The Processor 581264 PCB is most likely different, although there ARE about 24 jumper locations on it. Hmmmmm... are there schematics for the 6800/2/8 style pods anywhere?
David Fish "We want...Information. INFORMATION Melrose, MA USA You won't get it! fishd@tiac.net By hook or by crook we will" dfish@bev.etn.com _The Prisoner_
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I finally got my 5006A today and am wondering what I need in order to make use of it. I see that there is mention of the 5006A on spies, but there is not a link. Does anyone have the manual they would be able to scan or copy for me? Also, there are 4 connections with tiny connectors coming out of the "timing pod". What am I suppose to hook up to them? And where do I get male versions of those connectors? I'm guessing this is all documented somewhere, but I'm not sure where to look. Thanks. Jon To UNSUBSCRIBE from techtoolslist, send a message with "UNSUBSCRIBE" in the message body to: techtoolslist-request@flippers.com. Please direct other questions, comments, or problems to jrr@flippers.com.
Hi Jon, You have a HP Signature Analyzer. I don't have a 5006 but I have the 5004 and it's similar. First of all you need to get a list of signatures from a known good unit like the one you're testing. It must be an identical unit, at least the portion of it that you're testing. Most manuafacturers never bothered to provide signatures so you may have to gather your own from a good unit. Close doesn't count with SAs. If the signature isn't *exactly* the same then there is a failure at that node. Do you have the wires on your pod or does it just have sockets? The wires have a small female socket on one end and a large male pin on the other. You can use the small female socket directly on wire wrap pins, header pins and the like or you can use "grabbers" with them. The wires and grabbers from the HP 5001 MicroProcessor Exerciser and the HP 1600, 1601, 1607, 1610 & 1615 logic analyzers will fit. The grabbers are also interchangeable with the ones from the Gould and some other brands of Logic Analyzers. Most of them have a hole with a single male pin inside. The wire pushes onto the pin and the grabbers are similar to the E-Z hooks. You can usually find the wires and grabbers in electronics surplus stores, I got piles of them from SkyCraft in Orlando. The three leads on the pod are for the Start, Stop and Clock Signals. You can select the polarity of each of the three signals. The pod is used to gather the Data signal. After the SA gets the start signal it clocks in the logic level on the data line each time a clock pulse occurs. When the stop pulse occurs it stops reading the data signals. Now it has a string of 1s and 0s. All if does next is too convert that string of 1s and 0s into four hexidecimal characters and displays them. It only needs 16 bits to "fill" the display but remember that the start and stop singals control how many bits it sees so it may get more or less than 16. If it gets more than 16 then it performs a "mod" operation (in reality it just discards the excess bits). If it gets less than 16 it simply inserts leading zeros in the display. It's interesting to note that the 5004 does not use the normal A through F characters for values 10 through 15. Instead it uses "A,C,F,H,P,U". HP says that doing this elimenates the confusion of mistaking b for 6. But B can hardly be mistaken for 6 and now they're using C intead of B for 11 and F instead of C for 13. I wonder what the REAL reason was? I don't have a manual for the SA but the HP 5036 microprocessor training course has a *good* section on it. Frankly it's the only explanation of what a SA does and how it works that I've ever seen. Even the SA manual doesn't tell you much. There ARE some SA links on Spies. I just down loaded a couple of the articles a week or so ago. Joe Rigdon At 01:37 PM 2/22/00 -0500, you wrote:
I finally got my 5006A today and am wondering what I need in order to make use of it. I see that there is mention of the 5006A on spies, but there is not a link. Does anyone have the manual they would be able to scan or copy for me? Also, there are 4 connections with tiny connectors coming out of the "timing pod". What am I suppose to hook up to them? And where do I get male versions of those connectors?
I'm guessing this is all documented somewhere, but I'm not sure where to look. Thanks.
Jon
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Joe, Thanks for the great info. James Marous was kind enough to send me a manual for the 5006A which I will be scanning over the next couple days. In it, I saw some expanded views of all of the parts and now understand what you were talking about :) It looks like all I need are the 5 grabbers and a single wire (which I assume connects to the main probe?). Could you point me to a specific place to get these? That SkyCraft store didn't appear to have a web page. Thanks, Jon At 06:16 PM 2/22/2000 -0500, Joe <rigdonj@intellistar.net> wrote:
Do you have the wires on your pod or does it just have sockets? The wires have a small female socket on one end and a large male pin on the other. You can use the small female socket directly on wire wrap pins, header pins and the like or you can use "grabbers" with them. The wires and grabbers from the HP 5001 MicroProcessor Exerciser and the HP 1600, 1601, 1607, 1610 & 1615 logic analyzers will fit. The grabbers are also interchangeable with the ones from the Gould and some other brands of Logic Analyzers. Most of them have a hole with a single male pin inside. The wire pushes onto the pin and the grabbers are similar to the E-Z hooks. You can usually find the wires and grabbers in electronics surplus stores, I got piles of them from SkyCraft in Orlando.
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Jon, At 03:02 PM 2/28/00 -0500, you wrote:
Joe,
Thanks for the great info.
Thanks. I've done more reading and foudn oput that my description isn't exactly right but it will do for now. James Marous was kind enough to send me a manual for the 5006A which I will be scanning over the next couple days. In it, I saw some expanded views of all of the parts and now understand what you were talking about :) It looks like all I need are the 5 grabbers and a single wire (which I assume connects to the main probe?). If it's the wire that connects to the side of the probe then it's a ground wire. The wire on the big pod that has the upside down T symbol is also a ground so you don't HAVE to have the second ground wire even though you should. The ground wire on the probe has a small socket at both ends so you may have to make one out of two standard wires. Or just cut the large pin off of one standard wire and solder that end to the grabber. That's what I did. Could you point me to a specific place to get these? That SkyCraft store didn't appear to have a web page. Check on E-bay. There's are always people on there selling the grabbers. Or buy an old cheap logic analyzer pod that has the wires and grabbers and swipe the wires and grabbers from it. You could also look around in surplus stores. They often end up with the small stuff getting seaparated from the main units and they sell the stuff separately instead of trying to match it up with the unit that it came from. Grabbers go for about $.50 to $.75 each at the local store. Joe
Thanks, Jon
At 06:16 PM 2/22/2000 -0500, Joe <rigdonj@intellistar.net> wrote:
Do you have the wires on your pod or does it just have sockets? The wires have a small female socket on one end and a large male pin on the other. You can use the small female socket directly on wire wrap pins, header pins and the like or you can use "grabbers" with them. The wires and grabbers from the HP 5001 MicroProcessor Exerciser and the HP 1600, 1601, 1607, 1610 & 1615 logic analyzers will fit. The grabbers are also interchangeable with the ones from the Gould and some other brands of Logic Analyzers. Most of them have a hole with a single male pin inside. The wire pushes onto the pin and the grabbers are similar to the E-Z hooks. You can usually find the wires and grabbers in electronics surplus stores, I got piles of them from SkyCraft in Orlando.
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I have gotten about 95% of the manual scanned in for the HP5006A, but I have slowed down recently (I am using the copier and scanner from work). I decided to go ahead and send what I have to spies so people can see/use it now, as I'm not sure when my time will free up enough to finish scanning the schematics and polish it up. If you are interested, here is a link to the 10.5 Meg pdf file: "ftp://www.spies.com/incoming/HP5006A.PDF". James: Let me know if you are in a rush to get the original back and I'll force myself to take the time to finish this up. Jon To UNSUBSCRIBE from techtoolslist, send a message with "UNSUBSCRIBE" in the message body to: techtoolslist-request@flippers.com. Please direct other questions, comments, or problems to jrr@flippers.com.
Correction. Al has already moved it out of the incoming directory. It is now in "www.spies.com/arcade/TE/". Enjoy. Jon At 01:42 PM 3/14/2000 -0500, you wrote:
I have gotten about 95% of the manual scanned in for the HP5006A, but I have slowed down recently (I am using the copier and scanner from work). I decided to go ahead and send what I have to spies so people can see/use it now, as I'm not sure when my time will free up enough to finish scanning the schematics and polish it up. If you are interested, here is a link to the 10.5 Meg pdf file: "ftp://www.spies.com/incoming/HP5006A.PDF". James: Let me know if you are in a rush to get the original back and I'll force myself to take the time to finish this up.
Jon
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Here is a picture of the wires and "grabbers" that are used with the HP 5006. These a connected to a pod that's used on a HP 1601, 1615, etc logic analyzer. The wires simply plug into the pod. Thay're supposed to have a plastic clip that helps hold them to the pod but it's missing on this one. "http://cgi.ebay.com/aw-cgi/eBayISAPI.dll?ViewItem&item=257684693" Joe To UNSUBSCRIBE from techtoolslist, send a message with "UNSUBSCRIBE" in the message body to: techtoolslist-request@flippers.com. Please direct other questions, comments, or problems to jrr@flippers.com.
Hi all, Peter sent me his very nice Asteroids Deluxe Signature Analysis guide that he made. It is on gamearchive on the AD page if anyone wants to check it out. It looks great, but I think Peter is unsure of the format (I like it as is tho). jess Peter Fyfe wrote:
I vaguely remember from poking around the inside of a 6502 (or from the manual) that a 6800 can be converted to a 6502. Does anybody know for sure??
Peter
-----Original Message----- From: Thomas43@aol.com <Thomas43@aol.com> To: TechToolsList@flippers.com <TechToolsList@flippers.com> Date: Wednesday, February 09, 2000 9:34 PM Subject: Re: WTT: Z80 pods for 6502 or 6809
In a message dated 2/9/00 1:26:05 PM, jrr@flippers.com writes:
<< Z80 seems more common than 6502 or 6809...I was thinking of modifying a dud pod (8048) to become a 6802...a bit of hack wiring, but lots of room
inside!
John :-##) >>
I remember someone (John?) talking about modifying one pod to another? Are any of these pods easily modified to 6809 or 6502?
Scott
To UNSUBSCRIBE from techtoolslist, send a message with "UNSUBSCRIBE" in
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message body to: techtoolslist-request@flippers.com. Please direct other questions, comments, or problems to jrr@flippers.com.
participants (6)
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fishd -
Jess Askey -
Joe -
John Robertson -
Jon Raiford -
Peter Fyfe