Fujitsu F2 Manuale Utente Scaricare il pdf (Pagina 87)

CHAPTER 2 DEPENDENCE FUNCTIONS

2.2.1.5 Timer Minimum Measurement Unit

The timer minimum measurement unit affects the sequencer, the emulation timer and the

performance measurement timer.

■ Setting Timer Minimum Measurement Unit

Choose either 1 μs or 100 ns as the timer minimum measurement unit for the emulator for measuring time.

The minimum measurement unit for the following timers is changed depending on this setup.

• Timer values of sequencer (timer conditions at each level)

• Emulation timer

• Performance measurement timer

Table 2.2-3 shows the maximum measurement time length of each timer when 1 μs or 100 ns is selected as

the minimum measurement unit.

When the minimum measurement unit is changed, the measurement values of each timer are cleared as well.

The default setting is 1 μs.

Use the following commands to control timers.

SET TIMERSCALE : Sets minimum measurement unit for timers

SHOW TIMERSCALE : Displays status of minimum measurement unit setting for timers

[Example]

>SET TIMERSCALE/100N

>SHOW TIMERSCALE

Timer scale : 100ns

Table 2.2-3 Maximum Measurement Time Length of Each Timer

1 μs selected 100 ns selected

Sequencer timer About 16 seconds About 1.6 seconds

Emulation timer About 70 minutes About 7 minutes

Performance measurement timer About 70 minutes About 7 minutes

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Fujitsu F2 Manuale Utente Pagina 87