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对于HD3SS3220器件,在I2CMode下,当ATTACHED_STATE发生变化时,会产生中断,INT引脚会拉低;
根据手册说明,必须通过I2C对INTERRUPT_STATUS进行写入,才能清除中断状态。
而在实际使用过程当中我们发现,当产生中断后,往Connection Status Register(0x09)寄存器中的[INTERRUPT_STATUS](bit 4)中写入0,无法清除中断状态,INT脚保持低电平,[INTERRUPT_STATUS]读出的值也是1。
请问具体该如何清除该中断状态。