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 | | Anybody know 68HC711E9??
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| I have a Handy board . I want to remove the battery backup for the 32K RAM. This board have a 68HC11A1FN , i have the great idea of replace that with and put my code into the 12 K EPROM of the 68HC711E9. The question is , can be remapped that EPROM? (...) (27 years ago, 30-Dec-97, to lugnet.robotics.handyboard)
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memory
(score: 1.023)
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| | Re: Expanding the memory of the handyboard
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| (...) How did the board read the barcode label? What equipment/algorithm was used? I've been screwing around with a train, and haven't really had any luck with reading a barcode from the track as it passes over. --- Chris Osborn FozzTexx Enterprises (...) (27 years ago, 18-Feb-98, to lugnet.robotics.handyboard)
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memory
(score: 1.022)
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| | Re: Expanding the memory of the handyboard
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| Dear Kevin, Please forgive this non-answering of your question, but I am curious as to what kinds of hardware projects/software objectives were your students working on when they ran out of 'hc11 memory, and how did they deal with this circumstance? (...) (27 years ago, 16-Feb-98, to lugnet.robotics.handyboard)
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memory
(score: 1.021)
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| | RE: Expanding the memory of the handyboard
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| Dear Fred, The Mechatronics class competition was to build autonomous miniature forklifts that would navigate a complex course. In the course, the forklifts had to identify, pick up, and deliver three. The path that the forklifts had to negotiate (...) (27 years ago, 17-Feb-98, to lugnet.robotics.handyboard)
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memory
(score: 1.021)
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| | Config Register error
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| hello all, I have only started building the Handy Board and have run into some problems at the very start when i first conected the part built board. I have build it as far as the power supply, stop switch and 68hc11 installed, memory and lcd. When (...) (27 years ago, 16-Jan-98, to lugnet.robotics.handyboard)
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memory
(score: 1.021)
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| | RE: Expanding the memory of the handyboard
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| We used OEM barcode reader (IS4120-41 scanner decode engine) from Metrologic Instruments, Inc.. The output of this reader is the barcode ASCII format transmitted across an RS232 line. We read this with the handy board's RS232 serial port. You can (...) (27 years ago, 19-Feb-98, to lugnet.robotics.handyboard)
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memory
(score: 1.021)
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| | Still problems to boot handyboard.
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| I still have problems with two handyboards. I can download the code but never boot my code (that code run in other handy, however) Other variant is if i put a 69hc11a1fn the handy download the initiatl bootstrap code , and when try to syncronize (...) (27 years ago, 17-Jan-98, to lugnet.robotics.handyboard)
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memory
(score: 1.021)
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| | SPI routine for EEPROM
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| Application note on hooking up a EEPROM to the Finger Board SPI port. EAS-AN001 This also applies to the Handy Board SPI port. Very useful for datalogging and data table lookups without having to use up core memory. Embedded Acquisition Systems 1565 (...) (27 years ago, 26-Jan-98, to lugnet.robotics.handyboard)
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memory
(score: 1.020)
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| | SPI routine for EEPROM, corrected web link
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| Some of you have had problems loading the app note. We found out a little late that Netscape doesn't like directory names that have a space in it. This has now been corrected. Application note on hooking up a EEPROM to the Finger Board SPI port. (...) (27 years ago, 27-Jan-98, to lugnet.robotics.handyboard)
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memory
(score: 1.020)
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spybotics
(score: 1.019)
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| | 68hc811e2 config reg.
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| My handyboard works great,with a 68HC11A1 mcu. The config of the 103f register was done in one try and had no problems. I then installed a 68HC811E2 MCU, (a 2k EEPROM version of the original). Using DLM, HBDL and PCbug to try set the config register (...) (27 years ago, 4-Feb-98, to lugnet.robotics.handyboard)
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memory
(score: 1.019)
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| | Re: encoder function
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| Tom, it seems that your routines measure frequency but Yoni wanted to count transitions. Yoni, the approach is similar to what Tom has done in that you must use the timer input channels to get high frequencies. In the TCTL2 register, set the input (...) (27 years ago, 7-Feb-98, to lugnet.robotics.handyboard)
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memory
(score: 1.019)
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| | Extending the HB memory... I know, I know...
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| I couldn't sleep so I thought I would make some use of my insomnia. Several people have asked if the HB's memory can be extended, and usually the answer is no, not if you want to run IC. I have been taking a break from my navigation systems, and (...) (27 years ago, 24-Mar-98, to lugnet.robotics.handyboard)
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memory
(score: 1.019)
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| | Re: Fw: questions on IC
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| re: #1, in a sense, the stuff you downloaded *is* there, but IC doesn't know how to access it until you re-download. So yes, each time you restart IC, you must re-download your project. re: #2. there are not good reporting tools for memory usage. i (...) (27 years ago, 12-Feb-98, to lugnet.robotics.handyboard)
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memory
(score: 1.018)
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| | questions on IC
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| Hi all, These questions are probably pretty trivial, but please bear with me, as I have only been using IC for 2 days: 1. I was under the impression that the files I loaded onto my HB would remain there when I turn it off, I mean, the pcode does, (...) (27 years ago, 10-Feb-98, to lugnet.robotics.handyboard)
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memory
(score: 1.018)
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| | 68HC11 modes
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| Return-Path: <roneill> Received: by thorung.eeng.dcu.ie (Linux Smail3.1.28.1 #5) id m0y2kzc-000FSwC; Wed, 11 Feb 98 22:51 GMT Message-Id: <m0y2kzc-000FSwC@tho...ng.dcu.ie> Date: Wed, 11 Feb 98 22:51 GMT From: roneill ("Richard O'Neill (...) (27 years ago, 12-Feb-98, to lugnet.robotics.handyboard)
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memory
(score: 1.018)
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| | a scary story
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| Just an interesting (or perhaps not) story about what just happened to me this week while putting my Handy-Board together. I was on the section where you put on the digital input circuitry, and all was going well so far - it loads pcode_hb.s19, (...) (27 years ago, 12-Feb-98, to lugnet.robotics.handyboard)
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memory
(score: 1.018)
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| | memory expansion
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| Hello, Has anyone figured out a GOOD way to expand the memory on the Handy Board? I would like to try using a 32 pin simm (I have sizes ranging from 256k to 4M) to store mappings (distance and turns) created by the initial "adventure" it takes of (...) (26 years ago, 30-Apr-98, to lugnet.robotics.handyboard)
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memory
(score: 1.018)
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| | memory expansion
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| Hello, Has anyone figured out a GOOD way to expand the memory on the Handy Board? I would like to try using a 32 pin simm (I have sizes ranging from 256k to 4M) to store mappings (distance and turns) created by the initial "adventure" it takes of (...) (26 years ago, 30-Apr-98, to lugnet.robotics.handyboard)
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memory
(score: 1.018)
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| | Re: Troubles with dallas memory 2.
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| One of the more common problems with the somewhat larger packages that the Dallas memories come in is pin bending. Remove the memory and look carefully to see if one of the pins has been bent out of shape. If you have one Hboard where it works and (...) (27 years ago, 3-Apr-98, to lugnet.robotics.handyboard)
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memory
(score: 1.018)
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