32.7.1.3 Timing Chart for TOF Instruction Operation

• Point A

The timer turns ON. The timer measurement bit .TI remains OFF. The timer output bit .Q turns ON. The elapsed time .ET resets to 0.

• Point B

The timer turns OFF. The timer starts measurement (.TI turns ON.) The timer output bit remains ON.

• Point C

The elapsed time .ET equals the preset time .PT. The timer output bit .Q turns OFF. The timer stops measurement (.TI turns OFF). The elapsed time .ET remains equal to the setup time (ET = PT).

• Point D

The timer turns ON. The timer measurement bit .TI remains OFF. The timer output bit .Q remains ON. The elapsed time .ET resets to 0.

• Point E

The timer turns OFF. The timer starts measurement (.TI turns ON.) The timer output bit .Q remains ON.

• Point F

The timer turns ON before the elapsed time .ET reaches the preset time .PT, and the timer stops measurement. (.TI turns OFF. ) The timer output bit .Q remains ON and the elapsed time .ET resets to 0.