Standard function blocks

Standard function blocks are used in all programming languages (FUPLA, ST).

Name of the function block\\I/O data type\\Description
RS BOOL RS flip-flop circuit\\
SR BOOL SR flip-flop circuit\\
Name of the function blockI/O data type\\Description
R_TRIG BOOL Rising edge detection
F_TRIG BOOL Falling edge detection\\
Name of the function blockI/O data type\\Description
CTU INT Counter counting up to a given value
CTU_DINT DINT Counter counting up to a given value
CTU_LINT LINT Counter counting up to a given value
CTU_UDINT UDINT Counter counting up to a given value
CTU_ULINT ULINT Counter counting up to a given value
CTD INT Counter counting from a given value down to zero\\
CTD_LINT LINT Counter counting from a given value down to zero
CTD_UDINT UDINT Counter counting from a given value down to zero
CTD_ULINT ULINT Counter counting from a given value down to zero
CTUD INT Up and down counter
CTUD_DINT DINT Up and down counter
CTUD_LINT LINT Up and down counter
CTUD_UDINT UDINT Up and down counter
CTUD_ULINT ULINT Up and down counter
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