Omron CJ - INSTRUCTIONS Reference Manual page 191

Function
LD TST
LD TST(350) is used in the program like LD; the execution condition is ON when the specified bit in the
specified word is ON, and OFF when the bit is OFF.
LD TSTN
LD TSTN(351) is used in the program like LD NOT; the execution condition is OFF when the specified
bit in the specified word is ON, and ON when the bit is OFF.
Precautions
• TST(350) and TSTN(351) are intermediate instructions, i.e., they cannot be used as right-hand
instructions. Be sure to program a right-hand instruction after TST(350) or TSTN(351).
Example Programming
CS/CJ/NSJ Series Instructions Reference Manual (W474)
i
0.01
In the left example, CIO 0.01 is turned
ON when bit 3 of D10 is ON.
D10
&3
0.01
In the left example, CIO 0.01 is turned
ON when bit 3 of D10 is OFF.
D10
&3
3. Instructions
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