{"type":"product","schema_version":"1.0","item_id":"101130625632","canonical_url":"https://tw.bid.yahoo.com/item/101130625632","title":"(E-KIT001)15路彩燈控制器套件 1801 貼片元件焊接練習板散件 電子製作套件","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-21T17:56:05.611Z","current_price":55,"original_price":null,"stock_status":"in_stock","available_quantity":499,"sold_quantity":0,"seller":{"id":"Y8188165789","name":"【TNA168賣場】 現貨門市銷售","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/83772bf0-22ab-4966-a077-daac81bcd4b7.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/3f4e512b-e99c-4089-9f72-d375e4986717.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null}],"description":"購買前注意：電子零組件細小清點不易難免有缺件，如有缺件等情況不另行補寄\n\n，僅於次回訂購時補發，或是由買家自付運費補寄，無法同意者請勿購買 ! \n\n電路簡介\n\n   此電路是由數位積體電路CD4060和74HC138組成的發光二極體自動控制電路，CD4060內部由一個振盪器和一個有10級輸出的二進位計數器組成，振盪器外部可以連接晶振或者RC，本控制電路連接為RC振盪方式，有R1-R10串聯與C1-C10串聯組成，電阻串聯的阻值為各個電阻阻值之和，相同容量電容串聯等於單個電容容量/電容個數，104/10,\n\nCD4060振盪電路起振後，計數器對振盪信號進行計數，計數器的每一個二進位位元隨著計數不斷發生翻轉，從而在引腳Q4-Q14上輸出頻率從高到低的方波信號，其中Q4-Q10各驅動一個發光二極體L9-L15，使得這7個發光二極體產生不同頻率的閃爍。Q12-Q14接到積體電路74HC138的輸入端，74HC138為3-8線解碼電路，在輸出端同時只有1位為低電平。隨著輸入端的資料變化，Y0-Y7依次變成低電平，從而在L1-L8上形成一個流水燈的效果。CD4060計數溢出後會變成0重新計數。從而實現15路LED的自動控制。","shipping_methods":[{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"郵局掛號","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","7-ELEVEN取貨付款"],"category_id":"2092104064","category_name":"電子零件/材料","breadcrumb":[{"id":"23336","name":"電腦、平板與周邊","url":"/tw/%E9%9B%BB%E8%85%A6%E3%80%81%E5%B9%B3%E6%9D%BF%E8%88%87%E5%91%A8%E9%82%8A-23336-category.html"},{"id":"2092072621","name":"耗材與線材","url":"/tw/%E8%80%97%E6%9D%90%E8%88%87%E7%B7%9A%E6%9D%90-2092072621-category.html"},{"id":"2092104064","name":"電子零件/材料","url":"/tw/%E9%9B%BB%E5%AD%90%E9%9B%B6%E4%BB%B6-%E6%9D%90%E6%96%99-2092104064-category.html"}],"view_count":0,"watch_count":0}