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HC11E9 production programmer   [4 Articles]

Group; What commercial productin programmers are available for the HC711E9? TIA Dennis [Non-text portions of this message have been removed]...

RE: Re: Security bit in HC711E9 - Thanks

> -----Original Message----- > From: samperiau [mailto:] > Sent: Thursday, December 05, 2002 8:18 PM > To: > Subject: [m68HC11] Re: Security bit in HC711E9 - T...

Security bit in HC711E9/ New HC11 member?   [2 Articles]

G'day all Before I get to my question, I was looking at the Moto website for update information about the security bit and I came across a chip that I didn't k...

Loading Buffalo into NVRAM   [2 Articles]

Hello everyone, I have one of the old (but still useful) EVBU boards with a HC711E9 on it. I've interfaced a DS1230 (32K x 8) NVRAM for use in expanded mode...

RE: Re: Security bit in HC711E9 - Thanks

At 10:26 AM 6/12/02 -0600, you wrote: >> Still don't understand how issuing the command MS 103f 05 CLEARS the >> NOSEC bit (bit 3)when it is set in $05 (%00001001)....

Re: Security bit in HC711E9 - Thanks

--- In m68HC11@y..., "Redd, Emmett R" wrote: > John, > > AFAIK, only the 68SEC711 variants are the secure chips. I don't know > how the secur...

RE: Re: Security bit in HC711E9 - Thanks

Dear Friends: I designed a gas pump which used an MC68SEC711E9. This was, by that time, the only HC11E chip that had a security bit and it was very hard to get and...

HC11

> the HC11 is a dinosaur Ah yes, it may be but some of us like dinosaurs! ;-) I started doing hardware/software professionally in 1978 with the 6800 and an...

Security bit in HC711E9

Samperiau wrote: > It is not very clear from the docs. I have downloaded the latest > "Pink book" and it seems to show that the normal HC711 can be > protected...

Re: Re: 68hc711e9 security feature

Please obtain a copy of the M68HC11 E Series Technical Data manual for the HC11 E family of devices. Then please refer to Appendix B, "Mechanical Data and Orderi...

Re: 4K81H mask won't program

Jaap -- Ahhh, a subject dear to my heart. I have a lengthy archive of email on this topic. I paste below, one of the better summaries on the subject. After ...

Re: New Mask for MC68HC711E9CFN2 ?

Kerry, Walter --- I did quite a bit of work on this problem at the time. Here is a copy of the essential parts of the latest posting on the issue. I will en...