====== Value Memory - Real ======

{{:cs:mervis-ide:35-help:simplelatch.png}}

==== Full Name ====

Lib.Mervis.v1_0.SimpleLatch

==== Required Project References ====

  * Lib.Mervis

===== Description =====

A helper block used to store a snapshot of a value.

===== Usage in ST =====

<code>
program test
    var
        latch: lib.mervis.v1_0.SimpleLatch;
    end_var

    latch();
end_program
</code>

===== Inputs =====

|Name  |Data Type|Retain|Mandatory Connection    |Meaning|
|Input |real     |No    |Yes                     |Input value           |      |
|Clk   |bool     |No    |Yes                     |Signal to store value |      |

===== Outputs =====

|Name   |Data Type|Meaning|
|Output |real     |Output |

===== Detailed Function Description =====

The block stores the current value of the //Input// on the rising edge of the //Clk// input. This value is then provided on the //Output//.