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CC2640R2F: 作为主从一体从设备总是掉线

Part Number: CC2640R2F


我用的是CC2640R2F芯片,跑的示例代码为主从一体multi_role,主设备调用bool mr_doScan(uint8_t index)扫描到从设备后,然后再调用bool mr_doConnect(uint8_t index),连接成功后,关闭扫描。过两三分钟后,从设备就掉线了。但是我用手机连接从设备,不会掉线。请问,怎么解决从设备掉线的问题?