What is Clock pin and Data pin, Orientation in Grove LED bar
The DI pin is the data pint and DCKI is the clock pin. According to the header orientation is about which way the pins are oriented red-to-green or green-to-red. It affects at which end led 1 is.
check_timing command (registers with no clock defined)
Sep 27, 2017 · "The no_clock check reports whether registers have at least one clock at their clock pin, and that ports determined to be clocks have a clock assigned to them, and also …
Remote Clock Pin feeding PLL - Cyclone III - Intel Communities
Jan 10, 2024 · I have placed this pin in other locations and they produce the same Critical Warning. Where can I find a list of pins that are not remote pins for the PLL in a cyclone III - …
Solved: FPGA Clock Pins - Intel Community
Jan 4, 2022 · Intel® MAX® 10 FPGA Device Family Pin Connection Guidelines "Dedicated global clock input pins that can also be used for the positive terminal inputs for differential global …
PLL is not fully compensated - Intel Community
Dec 18, 2018 · The PLL itself is fed from the clock input pin which is a dedicated clock pin according the pin planner (CLK0p). This clock pin is only used once for each PLL as shown …
PLL input from non-dedicated clock pin - Intel Community
Oct 1, 2010 · PLLs can't be driven (directly or indirectly) from a general purpose I/O pin. Newer families allow the PLL to be driven from a clock control block, but only when the clock control …
assigning the clock in pin planner - Intel Community
Aug 21, 2008 · In the Pin Planner, these special pins are shown with a clock rising edge symbol. If your design will use a lot of the global routing resources and if a particular clock's fan-outs can …
“Dedicated reference clock pin” and “RX reference clock pin”
Sep 15, 2020 · 1. Dedicated reference clock – this is the dedicated refclk pin for XCVR. In the pin connection guideline, its name is REFLKC_GXB 2. RX reference clock pin – this is transceiver …
How to properly constrain generated clock and synchronizer?
Oct 1, 2018 · There should also be a generated clock constraint for clk_100MHz_i since you say it is generated based on clk_25MHz_i. clk_4_77_i is technically not considered a clock by the …
Arduino constant clock output - Arduino Stack Exchange
Oct 10, 2015 · You can use one of the PWM pins on Arduino to output a PWM signal. If you want a constant clock, you need to set the duty cycle of the PWM to be 0.5, i.e. 50%. Syntax: …