{"type":"product","schema_version":"1.0","item_id":"100949837436","canonical_url":"https://tw.bid.yahoo.com/item/100949837436","title":"►312◄HL-340 USB轉 串口線 COM USB TO RS232 USB 九針 串口線 支持win7/10","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-07-30T18:24:39.553Z","current_price":40,"original_price":null,"stock_status":"in_stock","available_quantity":966,"sold_quantity":33,"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/8a8d7ea3-2a30-4e28-aacd-868f1e73598f.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/afbeef9a-64dc-47f4-9aab-5893b30686a3.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/468c3f9f-cfd7-4521-bfd5-7b1a5477e9db.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null}],"description":"因廠牌眾多，當原照片貨源短缺時，不排除以他廠同款同功能同規格商品出貨，可能軔體版本、外觀、顏色或部份零件略異，將不另外通知，有疑慮買家請事先詢問，謝謝\n\n \n\n注意:\n\n此款无晶振的,驅動有CH340 或 FTDI 的驅動.   同批貨隨機發\n\nHL340串口線是TTL電平,非RS232電平,HL340母線引繳未制定義與標準線一樣\n\nRS232電平:-5V~-12V表示邏輯1,+5V~+12V表示邏輯0\n\nTTL電平:+3V~5V表示邏輯1,0V~1V表示邏輯0\n\n \n\n產品特點：\n\n      安裝簡便,無需外接電源\n\n適用範圍：\n\n      本產品能輕鬆實現電腦USB介面到通用串口之間的轉換，為沒有串口的電腦提供快速的通道,而且使用本產品等於將傳統的串口設備變成了隨插即用的USB設備。\n\n      支持單片機各種機型，單片機STC下載，LED屏控制卡，MODEM、ISDN終端適配器通信適合有USB埠的電腦或者筆記本。\n\n應用平臺：\n\n      支援USB1.0/1.1規範,相容USB2.0規範,支援全速傳輸模式12MBPS，支援 Win98、98SE、Me、2000、XP、Mac OS8.6、vista、win7、win10-32位支持64位。\n\n安裝說明：\n\n       1. 運行驅動程式安裝\n\n       2. 將USB串口線接到電腦的USB介面,自動安裝驅動程式\n\n       3. 安裝成功後到裝置管理員出現COM  PORT\n\n產品功能特點：\n\nUSB TO SERIAL CONVERTER CALBE 通過USB口與不同的通信裝置之間進行通訊，比如PC-PC、PC-數碼相機、PC-PDA.開發板.STC下載.LED控制卡都支援，也支援USB1.1和USB2.0。\n\n其中的HL340是USB-串口的轉換晶片，非常適合近距離通過USB與PC介面，而不用再通過RS232轉換，使PC與外設的連接更為快速簡潔。\n\n是移動系統和嵌入式系統的理想選擇，其小封裝能夠嵌入任何連接件和手持設備。此系列晶片在工作模式和休眠模式都具有很低的功耗，非常適合匯流排供電場合使用.\n\n線長:約84公分","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":0}