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How To: Astable then steady 
electro-tech-online.com | by jeno2 | Wed, Mar 11
electro-tech-online.com is the #4 Blogger for LED lamp
I try to build an auxiliary LED brake light driver to my bike using a basic 555 astable circuit. I want it to flash 3-4 times in the first second when the brake applied then hold a steady light until I release the brake. Any idea how to achive this?:confused:
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