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Monday, April 19th 2010, 10:16am

Power Supply

Q: Type of module? A:GC/UC486
Q: Firmware version? A: ???
Q: Type of starter kit you have?
(S1, S1B, S2, S3, S4, EVK1, EVK2, none, other) S3

After Power on LED30 on RS-EB-S3 and LED 50 on UC864 are goning on for approx. 2 seconds, than the leds begin to flasch for approx. 3 seconds and than they go out.

After the led's are out the module does not response to any command on X100.

Does anybody know what's wrong

best regards


Monday, April 19th 2010, 11:17am

RE: Power Supply

I suppose your power supply is not sufficient. The module going to register in the network. For this it need max power just for a moment. Is there in this moment a voltage drop the module will switch off.

Is it possible to switch it on again and proceed with AT commands?


Monday, April 19th 2010, 11:44am

RE: Power Supply

thank you - yes you are right
a additinal elko solved the problem


Monday, May 17th 2010, 4:33pm

RE: Power Supply

There is no response since more than one week. For that reason I will close this thread.
Thank you for understanding.

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