This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

关于使用2812的IO口模拟i2c总线的问题



我想问一下,在使用IO口模拟i2c总线时,会遇到从器件的ACK信号,也就是说可能会出现,DSP输出高电平的时候外部I2C器件会输出低电平来应答,请问这种情况会不会损坏DSP的io口,2812的io口有没有输出保护之类的功能?谢谢