 | | Re: R2D2 Sounds - A Warning my RCX has laryngitis.
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| (...) Here is the sound driver section: (URL) Bellis, if you read this you can add this schematics to your RCX circuit collection to get everything together) It seems impossible that you have fried anything if you still get on/off sound: there is (...) (19 years ago, 22-Jun-05, to lugnet.robotics)
| | | | | Re: RCX sound circuit
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| (...) Your circuit diagram checks out Philo, though a 47k resistor to ground should be added to the processor connection. As soon as I get access to Visio again, I'll write it up and post it with a credit. I was wondering what the other NAND gate is (...) (19 years ago, 25-Jun-05, to lugnet.robotics)
| | | | | Re: RCX sound circuit
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| Hello Mark, (...) Quite possible as I obtained the schematics only with an ohmeter... (...) I spent some time again with my ohmeter, here is the schematics for this part: (URL) is the motor driver control circuitry, data is latched when there is a (...) (19 years ago, 27-Jun-05, to lugnet.robotics)
| | | | | Re: RCX sound circuit
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| Hi, I haven't really got the first clue what you are talking about here, but I would like to - any suggestions for reading up on this stuff? Thomas (...) (19 years ago, 27-Jun-05, to lugnet.robotics)
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