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使用TAS5805 DEMO板,试用 PPC3 I2C monitor 进行I2C命令调试,读写命令总是错误,示波器检查波形发现device address 左移了一位,相当于除2。 将正确的设备地址,先乘以2,在PPC3 I2C monitor 中进行寄存器访问,就成功了。
这个应该是个bug吧?
然后 命令 i 的许多接口标准(手册中明确支持),实际测试都不支持,比如 i2cfast16 就不支持