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HPI设置中HPIBYTEAD的含义



在使用6748的HPI时,先对CFGCHIP1寄存器的HPIENA和HPIBYTEAD进行初始化。

HPIBYTEAD的解释是设置地址寄存器是字地址还是字节地址。

当我设置成字地址时,选择0x8000FC00(片内RAM)进行写操作,时序波形正常,但数值并没有写入。

当我设置成字节地址时,选择相同地址进行写操作,时序波形正常,且数值被写入。

求大侠解释HPIBYTEAD的含义。。