Non-GC pin with CLOCK_DEDICATED_ROUTE FALSE but placer failed
CW-Lite Xilinx Project - ChipWhisperer Hardware - NewAE Forum
Zybo "Poor placement for routing..." for MRCC/SRCC pin?? - FPGA - Digilent Forum
Pin to Clock routing warning after implementation | Forum for Electronics
No user assigned specific location constraint
Use external clock through IO pin as FIFO write clock, Implementation error, Vivado 2015.2
XILINX ISE error : 네이버 블로그
55.ERROR:Place:1136 - This design contains a global buffer instance…… non-clock load pins off chip - geekite - 博客园
Model the D flip-flop with synchronous reset using | Chegg.com
Xilinx Constraints Guide
Error in Placement: "Sub optimal placement for a clock capable IO pin and MMCM pair".
Charlie's Stuff
浅析时钟引脚与普通引脚- Neal_Zh - 博客园
Xilinx FPGA-based video image capture system - HIGH-END FPGA Distributor
12 Power, Clock, IO Microelectronics
FPGAの部屋 2018年11月08日
DDR3 initialization sequence issue
place [30-574] error with reset signal
Xilinx: Fix CLOCK_DEDICATED_ROUTE FALSE · Issue #5 · aesc-silicon/elements-sdk · GitHub
logic - XILINX ISE set I/O Marker as Clock - Stack Overflow
Master Ucf Nexys 3 | PDF
Implementation error
2-5. Model a T flip-flop with synchronous | Chegg.com
