想改成对usbdongle通过 GATT_WriteCharValue 发送过来的数据,请问是在哪个回调函数接收到的数据的
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我用GATT_WriteCharValue写led output的值,central显示发送成功,但是peripheral simpleProfile_WriteAttrCB()的回调函数中,收到的UUID却是2902 即Client Characteristic Configuration,收到的值也不是我写入的值,表中led output对应的uuid应该是reportRefUUID 0x2908,问题是在hid中,所有类型报告uuid都是2908,那我需要怎么才能通过GATT_WriteCharValue更改相应的值?