FSC-BT690 Overview
of PIN4-UART_RX, Pin5 UART_TX, and the application circuit diagram 1,Update the application description 2, Storage: -40°C to +85°C Technology Co.,Ltd Fish Devin wan Devin wan Devin wan Contact Us Shenzhen Feasy Technology Co.,LTD Email: Rm 508, Building A, Fenghuang Zhigu, No.50, Tiezai Road, Xixiang, Baoan District, Shenzhen, 518102, China Tel:.