demo9s12hy64 axm-0480开发版的测试程序,主要包括lcd显示及按键等功能(Demo9s12hy64 axm-0480 development circuit board of the test program, including the LCD display and buttons and other functions)

MC9S12HY64 (板子是DEMO9S12HY64） 上的休眠 按键唤醒例程。 板子得电后，LED闪烁20下后，休眠。 按SW3键后，MCU唤醒，LED闪烁20下后，休眠。 如此重复。(MC9S12HY64 (board is DEMO9S12HY64) on the sleep button wake routine. After the board gets power, the LED blinks 20 times