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我正在嘗試開發Android APP，已經可以連線到CC2541 Keyfob，並且讓CC2541 Keyfob發出alert。
但我想讓Android APP與CC2541 Keyfob之間能夠雙向溝通
1.要怎麼做才能讓Android APP傳送文字到CC2541 Keyfob ? 並且讓CC2541 Keyfob接收 ?
2.要使用哪種GATT Service ?
希望各位開發者可以給點建議嗎? 謝謝!
