This a vending machine program implementation, the following functions: 1 Click button1 button to indicate that buy goods A, the first LED lights double-click button1 button to indicate that buy goods B, the second LED lights press three times. button1 button to indicate that buy goods C, the third LED lights, while the 7-segment LED display prices of goods to be purchased. After 2.LED lights, start typing coins. button2 Click, enter $ 10, double-click, enter $ 20 and so on Button3 press the Enter 5 yuan, twice for $ 10, and so on button4 Click Enter $ 1, twice for 2 yuan, and so on. 7-segment display of the total number of money has been invested, press button1 button again, 7-segment display the change number, while indicating the goods LED light goes out. 3. If the money is not enough to put the press button1 button to confirm the purchase, digital display " ER" .

瀹為獙鍥?
瀹為獙鍥?devider.txt
瀹為獙鍥?display.txt
瀹為獙鍥?frequency.txt
瀹為獙鍥?mouse.txt
瀹為獙鍥?shj_ctrl.txt
瀹為獙鍥?stable_but.txt
瀹為獙鍥?top.txt
瀹為獙鍥?VGA.txt

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