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AWR2243: 级联系统主片数字帧同步信号SYNC_OUT无输出

Part Number: AWR2243


在芯片级联模式中,

已经在配置中将芯片设为级联模式的主片(CASCADING_CFG = 0x0001),

且帧触发模式设置为软件触发(TRIGGER_SELECT = 0x0001),

但是在使用rlSensorStart开启帧触发后 ,SYNC_OUT一直为0,无同步信号输出,

但是此时主片的40MHz时钟(OSC_CLKOUT)和20GHz公共本振是有输出的(FM_CW_SYNCOUT)