LPC MicrocontrollersのトピックRe: LPC54608 reset Threshold voltage https://community.nxp.com/t5/LPC-Microcontrollers/LPC54608-reset-Threshold-voltage/m-p/1014597#M39729 <HTML><HEAD></HEAD><BODY><P>Hi, 奥山，</P><P></P><P>Pls refer to the Table 21 in data sheet of LPC5460x.pdf, the high/low logic voltage is dependent on VDD voltage.</P><P>Note that the internal Reset signal are driven by POR(Power On Reset), External Reset pin, BOD,watchdog....., the rising edge of the external Reset pad does not means that the first instruction is executed immediately, you have to consider the POR reset.</P><P></P><P>Hope it can help you</P><P>BR</P><P>XiangJun Rong</P><P></P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_1.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/104364i0158CC000D8D756B/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_1.png" alt="pastedImage_1.png" /></span></P></BODY></HTML> Wed, 25 Mar 2020 10:06:33 GMT xiangjun_rong 2020-03-25T10:06:33Z LPC54608 reset Threshold voltage https://community.nxp.com/t5/LPC-Microcontrollers/LPC54608-reset-Threshold-voltage/m-p/1014596#M39728 <HTML><HEAD></HEAD><BODY><P>I use LPC54608J512ET180E.</P><P>N13 is reset pin.</P><P><SPAN lang="en">I ask about the input voltage on this pin.</SPAN></P><P><SPAN lang="en">Please tell me the voltage at which the reset of this pin is released.</SPAN></P><P><SPAN lang="en">Please tell me the threshold voltage of reset or operation.</SPAN></P></BODY></HTML> Wed, 25 Mar 2020 08:29:06 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPC54608-reset-Threshold-voltage/m-p/1014596#M39728 実奥山 2020-03-25T08:29:06Z Re: LPC54608 reset Threshold voltage https://community.nxp.com/t5/LPC-Microcontrollers/LPC54608-reset-Threshold-voltage/m-p/1014597#M39729 <HTML><HEAD></HEAD><BODY><P>Hi, 奥山，</P><P></P><P>Pls refer to the Table 21 in data sheet of LPC5460x.pdf, the high/low logic voltage is dependent on VDD voltage.</P><P>Note that the internal Reset signal are driven by POR(Power On Reset), External Reset pin, BOD,watchdog....., the rising edge of the external Reset pad does not means that the first instruction is executed immediately, you have to consider the POR reset.</P><P></P><P>Hope it can help you</P><P>BR</P><P>XiangJun Rong</P><P></P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_1.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/104364i0158CC000D8D756B/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_1.png" alt="pastedImage_1.png" /></span></P></BODY></HTML> Wed, 25 Mar 2020 10:06:33 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPC54608-reset-Threshold-voltage/m-p/1014597#M39729 xiangjun_rong 2020-03-25T10:06:33Z