Key function:
Press the [A] key: pause the state, reset
Running status, value
Reset state, invalid
Press the [B] key:to switch to the countdown mode
Press the [C] key: start/pause the stopwatch
Press the [D] key: light the backlight
Remark:
1. The stopwatch is measured in units of 1/100th of a second in the first
hour and 1 second after the first hour. It is 24 hours
2.When the maximum time is reached, stop the measurement
3.The stopwatch exits the mode while running, and the stopwatch
continues to run; If you exit the mode when the halfway time is displayed,
you will return Back to stopwatch mode, the halfway time does not appear
4.Measurement operation:
Elapsed time measurement operation:
C key (start) C key (stop) C key (resume) C key (stop) A key (reset).
Pause the midway time operation:
C key (start) A key (mid-measurement) SPL flashing A key (mid-course
measurement release) C key (stop) A key (reset)
Measurement time operation of two contestants:
C key (start) A key (mid-measurement)SPL flashing C key (stop)SPL
display A key (mid-measurement release) A key (reset)
Stopwatch mode
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