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您好
确保 Z 信号(通常是一个开关或传感器输出)正确连接到 TMS320F28388D 的 GPIO 引脚。选择一个适合的 GPIO 引脚来读取 Z 信号。另外在代码中,您需要配置所选的 GPIO 引脚为输入模式。,可以参考TI的C2000 ware。