33 lines
1.0 KiB
Python
33 lines
1.0 KiB
Python
from lcdMenu import lcdMenu
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from machine import Pin, I2C
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from PCF8574T import I2C_LCD
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prev_btn = Pin(13, Pin.IN, Pin.PULL_DOWN) # input of the first btn
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next_btn = Pin(14, Pin.IN, Pin.PULL_DOWN) # input of the second btn
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ok_btn = Pin(15, Pin.IN, Pin.PULL_DOWN) # input of switch
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LCD = I2C_LCD(I2C(0, sda=Pin(8), scl=Pin(9), freq=400000),0x27,2, 16)
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def first_callback():
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print("first_callback() called!")
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def second_cb():
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print("second_cb() called")
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def third_cb():
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print("third_cb() called")
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return True
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menuItems = [("first item", first_callback),
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("second item", second_cb),
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("third item", third_cb)]
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button_mappings = {"prev_btn":prev_btn, "next_btn": next_btn, "ok_btn": ok_btn}
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submenu = lcdMenu(LCD, button_mappings, scroll_direction=True, cycle=False, hide_menu_name=False, name="Submenu!")
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submenu.setup(menuItems)
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mainmenu = lcdMenu(LCD, button_mappings, scroll_direction=False, cycle=True, hide_menu_name=False, name="Main menu!")
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mainmenu.setup([("Sub menu",submenu.run)])
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mainmenu.run()
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