https://community.nxp.com/t5/Kinetis-Microcontrollers/What-are-the-maximum-allowed-GPIO-input-rise-and-fall-times-for/m-p/420294#M24039 <HTML><HEAD></HEAD><BODY><P>The K10 data sheet shows the maximum output rise and fall times dependent on capacitive load. But I don't see the maximum allowed input rise and fall times beyond which the input buffer's output could oscillate. Thanks.</P></BODY></HTML> Tue, 17 Nov 2015 22:44:21 GMT MikeAndrews 2015-11-17T22:44:21Z https://community.nxp.com/t5/Kinetis-Microcontrollers/What-are-the-maximum-allowed-GPIO-input-rise-and-fall-times-for/m-p/420294#M24039 <HTML><HEAD></HEAD><BODY><P>The K10 data sheet shows the maximum output rise and fall times dependent on capacitive load. But I don't see the maximum allowed input rise and fall times beyond which the input buffer's output could oscillate. Thanks.</P></BODY></HTML> Tue, 17 Nov 2015 22:44:21 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/What-are-the-maximum-allowed-GPIO-input-rise-and-fall-times-for/m-p/420294#M24039 MikeAndrews 2015-11-17T22:44:21Z https://community.nxp.com/t5/Kinetis-Microcontrollers/What-are-the-maximum-allowed-GPIO-input-rise-and-fall-times-for/m-p/420295#M24040 <HTML><HEAD></HEAD><BODY><P>Hi, Mike,</P><P></P><P>As you said that we do not define the rising/falling time specs for GPIO pins in data sheet exactly, we only define the minimum time for the GPIO pin interrupt pulse width in section 5.3.2 General switching specifications in data sheet of K10 although the GPIO pins support edge triggering interrupt and DMA.</P><P>BR</P><P>XiangJun Rong</P></BODY></HTML> Thu, 19 Nov 2015 03:26:29 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/What-are-the-maximum-allowed-GPIO-input-rise-and-fall-times-for/m-p/420295#M24040 xiangjun_rong 2015-11-19T03:26:29Z