 | | Re: The standard NXT firmware & the case of the missing opcodes
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(...) Having used shifts in Z80 assembly before, I can see the uses of the different types. However, I can't see how I'd want anything other than arithmetical in the NBC opcodes. The only times I used logical, rotating, or with-carry-bit shifts was (...) (18 years ago, 21-Mar-07, to lugnet.robotics.nxt.nxthacking)
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| | Re: Adding syscalls/opcodes to NXT-G
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(...) Can you flesh this out a bit? What do you have in mind when you say "create from it a new program clump"? The current version of the firmware limits the size of this buffer to 64 bytes. I increased that limit in my recent changes to be 800 (...) (18 years ago, 21-Mar-07, to lugnet.robotics.nxt)
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| | Adding syscalls/opcodes to NXT-G
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One of the biggest problems with extending the current FW is that the NI compiler for NXT-G/NXTToolkit is not so flexible. In particular, one can't add new syscalls. Here's a suggestion I would be happy to hear your ideas on - the NXT-G compiler has (...) (18 years ago, 21-Mar-07, to lugnet.robotics.nxt)
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| | The standard NXT firmware & the case of the missing opcodes
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There are several opcodes defined in c_cmd_bytecodes.h which are missing from the VM implementation in c_cmd.c Here are the ones that are not implemented: //Family: Bit manipulation #define OP_CMNT 0x0A // dest, src #define OP_LSL 0x0B // dest, src (...) (18 years ago, 21-Mar-07, to lugnet.robotics.nxt.nxthacking)
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| | new NXT mailinglist established
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Hello! A new NXT mailinglist is established. Because there are no german mailinglists until now, this mailinglist is for german speaking (not necessary native) people around the world. You need an (free) yahoo account to participate! (URL) (18 years ago, 19-Mar-07, to lugnet.robotics.nxt)
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| | Re: Enhanced standard NXT firmware
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... (...) Hi John, I just tried to load it and just tested the "Try-me" light sensor. It worked fine. Not so much help, but I can try some more another day. Good work. Rasmus (...) (18 years ago, 19-Mar-07, to lugnet.robotics.nxt.nxthacking, lugnet.robotics, lugnet.robotics.nxt)
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| | Battery Level NXT-G Block
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I've posted a new NXT-G Block that reads the battery level from the UI module IOMAP. Can also be used as a sensor block to detect low power conditions. Details and download: (URL) Ziv NXTasy.org (18 years ago, 19-Mar-07, to lugnet.robotics.nxt)
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| | Last call for my New York City NXT Meet-Up
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I have the LEGO MINDSTORMS NXT ROBOTICS SET and since I'm so "into it", my father and I were thinking we could start up a Lego MindStorms NXT Meet up group/club in New York City where we could meet once a month (or every other month), build, (...) (18 years ago, 18-Mar-07, to lugnet.robotics.nxt)
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| | Detecting stall and slip conditions in NXT-G
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I published a new "sensor" NXT-G Block that monitors that actual power sent to the NXT servos. This is useful to detected both stall conditions as well as the move challenging slip conditions. Full description and download are here: (URL) Ziv (...) (18 years ago, 18-Mar-07, to lugnet.robotics.nxt)
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| | MinMax NXT-G Block
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I've published a small NXT-G block that allows to find the minimal and maximal value of a varying input. Description and download are here: (URL) Ziv NXTasy.org (18 years ago, 18-Mar-07, to lugnet.robotics.nxt)
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