The incidences of âon a tearâ is on rise from 0.000001 in 1970 to 0.0000025 after 2000 and onward, but incidences of 'in a tear' have been flattened out at the low level of 0.0000012 - 0.0000016 throughout the tracked period.
1 Used literally, MIDI controller refers to any hardware or software that generates and transmits MIDI data to MIDI-enabled devices. 2  in practice, MIDI controller refers to a device that controls parameters of a performance.
A programmable logic controller, PLC, or programmable controller is a digital computer used for automation of typically industrial electromechanical processes, such as control of machinery on factory assembly lines, amusement rides, or light fixtures.PLCs are used in many machines, in many industries.PLCs are designed for multiple arrangements of digital and analog inputs and outputs, extended temperature ranges, immunity to electrical noise, and resistance to vibration and impact.ore recently, PLCs are programmed using application software on personal computers, which now represent the logic in graphic form instead of character symbols. The computer is connected to the PLC through Ethernet, RS-232, RS-485, or RS-422 cabling.