MicroPython动手做（37）——驱动LCD与图文显示
2020-06-302.3万
AI 快速预览详细
本文介绍了如何使用MicroPython驱动LCD并在屏幕上绘制文本信息。首先通过`lcd.init(freq=15000000, color=0x0000)`初始化LCD，然后使用`image.Image()`创建图像对象，并通过`image.draw_string(0, 0, 'MixPY', (255, 0, 0), 5, mono_space=0)`绘制文本。最后，使用`lcd.display(image)`将图像显示在LCD上。这个项目适合初学者和STEM教育场景，帮助用户快速掌握在LCD上显示文本的方法。
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1、在屏幕绘制文本信息 [mw_shl_code=python,false]#MicroPython动手做（37）——驱动LCD与图文显示 #在屏幕绘制文本信息 import mixno import lcd import image lcd.init(freq=15000000,color=0x0000) image = image.Image() image = image.draw_string(0,0,"MixPY",(255,0,0),5,mono_space=0) lcd.display(image) [/mw_shl_code] |
#循环变色彩虹屏幕（实验视频）
https://v.youku.com/v_show/id_XNDczNzcyNzQ5Mg==.html?spm=a2h0c.8166622.PhoneSokuUgc_19.dtitle
[media=x,500,375]https://v.youku.com/v_show/id_XNDczNzcyNzQ5Mg==.html?spm=a2h0c.8166622.PhoneSokuUgc_19.dtitle[/media]
[mw_shl_code=python,false]#MicroPython动手做（37）——驱动LCD与图文显示
#循环变色彩虹屏幕
import time
import mixno
import lcd
lcd.init(freq=15000000,color=(0,0,0))
mylist = [0,0,0]
while True:
for i in range(0, 255, 1):
mylist[0] = i
mylist[1] = 255 - i
mylist[2] = 0
lcd.clear(tuple(mylist))
time.sleep_ms(15)
time.sleep_ms(300)
for i in range(255, 0, -1):
mylist[0] = i
mylist[1] = 0
mylist[2] = 255 - i
lcd.clear(tuple(mylist))
time.sleep_ms(15)
time.sleep_ms(300)
for i in range(0, 255, 1):
mylist[0] = 0
mylist[1] = i
mylist[2] = 255 - i
lcd.clear(tuple(mylist))
time.sleep_ms(15)
time.sleep_ms(300)[/mw_shl_code]
[mw_shl_code=python,false]#MicroPython动手做（37）——驱动LCD与图文显示
#LCD红绿色呼吸屏幕
import time
import mixno
import lcd
lcd.init(freq=15000000,color=(0,0,0))
mylist = [0,0,0]
while True:
for i in range(0, 255, 1):
mylist[0] = i
mylist[1] = 0
mylist[2] = 0
lcd.clear(tuple(mylist))
time.sleep_ms(10)
for i in range(255, 0, -1):
mylist[0] = i
mylist[1] = 0
mylist[2] = 0
lcd.clear(tuple(mylist))
time.sleep_ms(10)[/mw_shl_code]
[mw_shl_code=python,false]#MicroPython动手做（37）——驱动LCD与图文显示
#Hello MixPY 变色字体
import time
import mixno
import lcd
import image
lcd.init(freq=1000000,color=0x0000)
image = image.Image()
while True:
lcd.display(image.draw_string(6,30,'''Hello
MixPY''',248,9,mono_space=0))
lcd.display(image)
time.sleep_ms(1000)
lcd.clear(0)
lcd.display(image.draw_string(6,30,'''Hello
MixPY''',24630,9,mono_space=0))
lcd.display(image)
time.sleep_ms(1000)
lcd.clear(0)
lcd.display(image.draw_string(6,30,'''Hello
MixPY''',7936,9,mono_space=0))
lcd.display(image)
time.sleep_ms(1000)
lcd.clear(0)[/mw_shl_code]
#变色七彩字体（实验视频）
https://v.youku.com/v_show/id_XNDczNjkxMDc2NA==.html?spm=a2h0c.8166622.PhoneSokuUgc_1.dtitle
[media=x,500,375]https://v.youku.com/v_show/id_XNDczNjkxMDc2NA==.html?spm=a2h0c.8166622.PhoneSokuUgc_1.dtitle[/media]
[mw_shl_code=python,false]#MicroPython动手做（37）——驱动LCD与图文显示
#变色七彩字体
import mixno
import lcd
import image
lcd.init(freq=150000,color=0x0000)
image = image.Image()
while True:
lcd.display(image.draw_string(30,60,"MixPY",248,12,mono_space=0))
lcd.display(image)
lcd.display(image.draw_string(30,60,"MixPY",24630,12,mono_space=0))
lcd.display(image)
lcd.display(image.draw_string(30,60,"MixPY",7936,12,mono_space=0))
lcd.display(image)
lcd.display(image.draw_string(30,60,"MixPY",8443,12,mono_space=0))
lcd.display(image)
lcd.display(image.draw_string(30,60,"MixPY",39369,12,mono_space=0))
lcd.display(image)
lcd.display(image.draw_string(30,60,"MixPY",57599,12,mono_space=0))
lcd.display(image)
lcd.display(image.draw_string(30,60,"MixPY",4912,12,mono_space=0))
lcd.display(image)[/mw_shl_code]
#七彩屏幕循环变色（实验视频）
https://v.youku.com/v_show/id_XNDczNjg5OTcxNg==.html?spm=a2h0c.8166622.PhoneSokuUgc_1.dtitle
[media=x,500,375]https://v.youku.com/v_show/id_XNDczNjg5OTcxNg==.html?spm=a2h0c.8166622.PhoneSokuUgc_1.dtitle[/media]
[mw_shl_code=python,false]#MicroPython动手做（37）——驱动LCD与图文显示
#七彩屏幕循环变色
import mixno
import lcd
while True:
lcd.init(freq=40000,color=58935)
lcd.init(freq=60000,color=7936)
lcd.init(freq=80000,color=248)
lcd.init(freq=100000,color=59135)
lcd.init(freq=120000,color=14795)
lcd.init(freq=140000,color=8443)
lcd.init(freq=160000,color=32566)[/mw_shl_code]
#随机色彩的“AI”雨 （实验视频）
https://v.youku.com/v_show/id_XNDczNDI1Mjg2OA==.html?spm=a2h0c.8166622.PhoneSokuUgc_3.dtitle
[media=x,500,375]https://v.youku.com/v_show/id_XNDczNDI1Mjg2OA==.html?spm=a2h0c.8166622.PhoneSokuUgc_3.dtitle[/media]
[mw_shl_code=python,false]#MicroPython动手做（37）——驱动LCD与图文显示
#随机色彩的“AI”雨
import time
import random
import mixno
import lcd
lcd.init(freq=15000000,color=0x0000)
X = 0
while True:
for i in range(224, 0, -16):
for YYY in range(0, 20, 1):
for Y in range(0, i, 1):
lcd.draw_string(X,Y,"AI",(random.randint(0, 0XFFFF)),0X0000)
time.sleep_ms(1)
X += 16
if X >= 318:
X = 0[/mw_shl_code]
五彩MixPY移动文本弹幕（实验视频）
https://v.youku.com/v_show/id_XN ... oneSokuUgc_1.dtitle
[media=x,500,375] https://v.youku.com/v_show/id_XN ... oneSokuUgc_1.dtitle[/media]