Description: C language function
With four digital display format for the "every second"
2 program execution indicator LED flashing, indicating that the program started, press the operation keys K1 ~ K4 action follows.
K1-adjustable countdown time to 60 minutes.
K2-set countdown time for five minutes, "0500".
K3-set countdown time of 10 minutes, "1000".
K4-set countdown time of 20 minutes, "2000".
After reset, the LED screen can display minutes and seconds of the countdown, press K1 key setting screen displayed on the LED. At this point, if:
(a) Press the operation keys to the K2-increase the countdown time to 1 minute.
(b) the operation keys K3-reducing counting down the time of one minute.
(c) the operation keys of K4-set.
3 countdown finished when play music, "August osmanthus
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dsjs.txt
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