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请问c5509的gpio单个端口对应的地址是多少,或者怎么可以控制单个端口输出高低电平?我想用gpio模拟iic协议

Other Parts Discussed in Thread: TMS320VC5509A

请问c5509的gpio单个端口对应的地址是多少,或者怎么可以控制单个端口输出高低电平?我想用gpio模拟iic协议