Programmable Logic Controller (PLC) - A PLC that supports timer functions. PLC Programming Software - Software such as RSLogix, TIA Portal, or CX-Programmer. Computer System - For programming and ...

Not exactly a drop-in replacement for the good old NE555, but usefull for many timing jobs where a delay of seconds until hours is needed. Original designed for a coffee-machine containing 3 NE555 ...

This program let the SysTick counter run freely and dumps the counter values to the tri-color LEDs continuously. The counter value is shifted 4 places to the right so that the changes of LEDs will be ...