Latch Event Detection Block - Mitsubishi Electric MELSEC-L Series LD40PD01 User Manual

Latch event detection block

Multi function
In the second section in a multi function counter block detail window, one latch event detection block ("Latch_Event") is
arranged by default.
Set conditions to detect latch input signals of the multi function counter block. When the detection conditions are satisfied, the
Output terminal turns to High.
• 16-bit multi function counter block
• 32-bit multi function counter block
Input
The following table shows the inputs of the latch event detection block.
Variable name Data type
Input A Bit
*2
Input B
*1 The latch input terminals and the latch event detection blocks are automatically linked in the following combinations, and the links
cannot be deleted.
⋅ "Latch 0" terminal (latch input terminal) and "Input A" terminal (latch event detection block)
⋅ "Latch 1" terminal (latch input terminal) and "Input B" terminal (latch event detection block)
*2 The terminal is not displayed when a 32-bit multi function counter block is used.
Linkable block Valid range
*1
Latch input 0, 1
Description
Signals from Latch terminals are input.
9 CREATING A HARDWARE LOGIC
9.2 Multi Function Counter Block
9
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