Plus/Minus

This function block implements a plus/minus counter. Important: See the notes on using the counter blocks.

Inputs
PL	Plus	A positive edge at the input increases the counter value by 1.
MI	Minus	A positive edge at the input decreases the counter value by 1.
RS	Reset	A positive edge at the input resets the counter value.
Outputs
ZS	Counter value	Current counter value
MI	Minimum reached	Output becomes 1 when the counter value from the parameter Minimum has been reached.
MA	Maximum reached	Output becomes 1 when the counter value from the parameter Maximum has been reached.
Parameters
	Minimum	Minimum counter value
	Maximum	Maximum counter value
	Init after reset	After a reset the counter is initialized with this counter value.
	Reset when below minimum	Reset the counter automatically when the counter value reaches the minimum.
Reset when above maximum		Reset the counter automatically when the counter value reaches the maximum.

Inputs