{"type":"product","schema_version":"1.0","item_id":"101060245569","canonical_url":"https://tw.bid.yahoo.com/item/101060245569","title":"►2530-2531◄KCD4 六腳三檔 復位開關 AC/DC 電源開關 馬達正反轉開關 6腳3檔 翹版開關","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-01T23:38:22.656Z","current_price":14,"original_price":null,"stock_status":"in_stock","available_quantity":488,"sold_quantity":12,"seller":{"id":"Y2849097376","name":"宇倉電子-全館(已含稅)開發票","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/0154aa60-569c-41ba-a9a9-91d06251c931.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/77c87594-5b9d-4a0f-8fa3-cd7bd4a6b8bb.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/9a845c9d-5127-4607-92a8-3d8686719bfb.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/e80e516d-0cc5-40a6-9505-d8fe314b1bb6.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null}],"description":"功能特點：\n\n \n\nCP2102為核心晶片\n\n超小體積：電路板僅有3.1cm X 1.8cm。超小的體積，不足一個U盤大小，僅佔用一個USB插口的寬度，即使是在那些兩個USB口距離非常緊的筆記型電腦上也可以輕鬆並排放置兩個。\n\n3.3V和+5V相容：本產品完美支援3.3V電壓。現在很多高檔單片機，如ARM，STM32，DSP等都採用3.3V電壓。其他的模組只相容5V電平，他們沒有3.3V電壓輸出功能。\n\n供電輸出：可以通過該模組給單片機系統供電，方便調試。5V-500mA或者3.3V-100mA。\n\n過流保護：板載自恢復保險絲，即使將正負極短路也不會損壞電路板或者電腦。如果出現短路或者電流超過500mA時，保險絲會自動斷開，待電路恢復為非短路狀態時保險絲恢復正常。有效保護您的電腦的安全。\n\n收發指示燈：當串口的發送線或者接收線上有資料時，板上的收發指示燈會亮起，方便調試。\n\nTTL電平介面：可以直接連接單片機或其他嵌入式設備，如51,STC,AVR,ARM,FPGA等,無需轉換。\n\nRS232電平介面：連接電腦或者Rs232電平串口設備。\n\nRS485電平介面：自動收發控制，無需收發控制線，預設接收狀態，發送線上有資料時改為發送狀態。\n\n四種電平自由互轉：獨特的電路設計，USB，TTL，RS232，RS485自由互轉，通過開關實現物理切換，方便可靠，無幹擾。\n\n高速通訊：串列傳輸速率可達2Mbps。\n\nDTR、RTS信號：模組引出串口中的DTR、RTS信號多功能，支援MSP430單片機BSL下載等。","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","信用卡一次付清","萊爾富取貨付款","7-ELEVEN取貨付款"],"category_id":"2092073513","category_name":"其他耗材","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":"2092073513","name":"其他耗材","url":"/tw/%E5%85%B6%E4%BB%96%E8%80%97%E6%9D%90-2092073513-category.html"}],"view_count":1,"watch_count":3}