GTMac Furtherto my review. The opto isolator (Sharp component) is incorrectly installed ion all three of the modules I received. This will be a batch problem for Banggood. They have to be removed and re-soldered after rotating 180 deg. The anode marker on the chip should face the trigger input.
返信 13/05/2019会社概要 | お問い合わせ | お支払い&配送情報 | パートナーシッププログラム |
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