- SPU: AL-67D7-6taqpcwc[2]
- Model: JQB-394
- Applicable Models: Serial Port
- Interface Type: DB9 nine-pin soldered connector
- Interface Type: DB9 nine-hole soldered connector
- Interface Type: Plastic casing
- Interface Type: Metal casing
產品描述：
9針焊接頭：只是一個公頭不包括外殼
9孔焊接頭：只是一個母頭不包括外殼
塑料外殼：只是一個裝配外殼
串口焊接線頭（是焊線不是焊主板的）
接口:DB9孔或9針
規格：上四下五 一共9芯
數量：1個
焊線處有清晰的數字標明針腳順序，這個很重要哦！省去您因針腳順序而焊錯的不必要！
串口是計算機主要的外部接口之一，通過九針串口連接的設備有很多，像串口鼠標、MODEM、手寫板等等，九針串口的示意圖如上，其各腳的定義如下：
1
DCD 載波檢測
2 RXD 接收數據
3 TXD 發送數據
4 DTR 數據終端準備好
5 SG
信號地線
6 DSR 數據準備好
7 RTS 請求發送
8 CTS 清除發送
9 RI
After sales information
Within 15 days from the date of receipt, customers can be provided with an unconditional return service. The application for return of goods requires the consent of the merchant in the store.
Procurement and delivery
Delivery time: For products in stock, they will be shipped within 3 working days (excluding holidays) after you place your order and make payment. You will receive our notification after shipment.
payment
Credit card payment (quick payment) is a new payment method jointly launched by third-party payment platforms and major banks. It is one of the safest and easiest payment methods. Users do not need to activate online banking in advance, they can complete quick payments by entering information such as card face and mobile phone dynamic password. Quick payment allows various bank card users to conveniently make online payments without the need for special online banking activation.
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