PCI ExpressのnPERST(pin_perst, PERST#)ピンに4.7k Ohmのpull-up処理は必要ですか？ - PCI ExpressのnPERST(pin_perst, PERST#)ピンに4.7k Ohmのpull-up処理は必要ですか？ Replies: Re: PCI ExpressのnPERST(pin_perst, PERST#)ピンに4.7k Ohmのpull-up処理は必要ですか？ Hi Nooraini, Thank you for your reply! I see. Regards, Gripen Replies: Re: PCI ExpressのnPERST(pin_perst, PERST#)ピンに4.7k Ohmのpull-up処理は必要ですか？ Hi Gripen, Which FPGA device are you referring for the nPERST pin? Typically the nPERST pin does not require any 4.7kohm pull up as long it is driven with 3.3V. Please check the respective FPGA Pin Connection Guidelines from the link below: https://www.intel.com/content/www/us/en/programmable/documentation/lit-dpcg.html Regards, Nooraini