 | | Re: Question re hc374 Digital Out Solution
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Then if Y0, Y2, and Y4 were all used for this purpose, I assume 24 digital outputs could be realized? Cool. Thanks for the response, I'll give it a try. Stephen (...) (27 years ago, 28-Jan-98, to lugnet.robotics.handyboard)
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| | Connecting radio module (BiM 418 F)
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Hello all, I would like to be able to 'drive' my robot using the Handy Board via a radio link. For this purpose I have bought two transceivers, the Radiometrix BiM 418 F. How can I connect it to my Handy Board? The wiring is as follows (leaving out (...) (27 years ago, 28-Jan-98, to lugnet.robotics.handyboard)
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| | Question re hc374 Digital Out Solution
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I have already used the four digital outs on the SPI header and I need more digital outputs from my HandyBoard. These questions may show that I'm a neophyte as a hardware hacker, but I could use some help. In the HandyBoard FAQ under the question: (...) (27 years ago, 27-Jan-98, to lugnet.robotics.handyboard)
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| | Suppliers for mc68hc811e2 and other parts
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Does anyone have a good source for getting the E2 chip and other parts that are used to build the handyboard and miniboard. In my search for a good price on the E2 I found that Newark has the chip for $27.00. Newark also has many of the other parts (...) (27 years ago, 27-Jan-98, to lugnet.robotics.handyboard)
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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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| | replacement components
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hello all, I was wondering what kind of fuse i can use instead of the Polyswitch fuse and also will a darlington with close chartisics as the ztx614 work, as there are none in New Zealand. thankyou Brennan Mair gysmo@es.co.nz (27 years ago, 27-Jan-98, to lugnet.robotics.handyboard)
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| | Re: Simple Assembler Programs
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Try this url for a test program. (URL) have not tried the program myself, so I can't tell you anything about it. (...) ___...___ ___...___ Jonathan Swaby 305 Sparks Bldg Computer Support Specialist 814-865-0693 Penn State University (...) (27 years ago, 26-Jan-98, to lugnet.robotics.handyboard)
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| | Simple Assembler Programs
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Hello! Does anyone have some simple assembler programs that can be used to test the operation of the handyboard? For example, an assembler program that beeps the piezzo "speaker", or one that blinks some of the LEDs. Anything would be most helpful (...) (27 years ago, 26-Jan-98, to lugnet.robotics.handyboard)
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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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| | My servo controller article
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I've updated it with the figure showing the state diagram. I apologize for the wide distribution but I've lost the email of the folks who wanted to see that figure. The updated article is at (URL) (27 years ago, 25-Jan-98, to lugnet.robotics.handyboard)
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