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traffic lights

1 year ago  

Status: Complete

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1、Module description: using four sets of LED simulation of traffic signal lamp simple working principle;
2、Function Description: East and West, North and south direction LED every 10 seconds to switch on the lights, switching to light up the way, yellow light 3 seconds;
3、Description of each function module:
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4、Components and PCB diagram before welding:
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5、Physical map after welding:

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交通灯

交通灯

交通灯

交通灯

Attachments

FilenameDownload
交通灯.rarDownload

BOM

IDValueQty.PackageComponentsManufacturer PartSupplierSeeedStudio
1LED12Z-5MM-LEDD1,D2,D3,D4,D5,D6,D7,D8,D9,D10,D11,D12
2510R12PR-D2.3XL6.5MMR1,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12FHCFR-1/4W-000JSeeedStudio301020004
3SIP44HDR1X4P1,P2,P3,P4

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