临沂网站模板,最好的国际贸易网站,常德论坛网,菜单闭合 wordpress为更新而更新#xff0c;为保持更新状态而更新。给学生讲解用gpiozero库控制八段管和8x8共阳极LED点阵。已经讲解了单个LED的控制#xff0c;RGB彩色灯珠的控制#xff0c;在讲解八段管就很容易理解#xff0c;多个八段管的讲解稍微麻烦一点#xff0c;然后LED点阵为了便于…为更新而更新为保持更新状态而更新。给学生讲解用gpiozero库控制八段管和8x8共阳极LED点阵。已经讲解了单个LED的控制RGB彩色灯珠的控制在讲解八段管就很容易理解多个八段管的讲解稍微麻烦一点然后LED点阵为了便于理解绘制了演示程序可以演示行扫描图案变化过程以及设置阳极高低引脚图案的变化。8短数码管的很简单LED点阵的略复杂。模拟共阴极八段数码管image.pngfrom turtle import *speed(0)sega Turtle()sega.pu()sega.goto(0, 300)w 150h 20def rect(t,flagTrue, fillFalse):for i in range(2):if fill:t.begin_fill()if flag:t.fd(w)t.rt(90)t.fd(h)t.rt(90)else:t.fd(h)t.rt(90)t.fd(w)t.rt(90)if fill:t.end_fill()sega.pd()rect(sega)segg Turtle()segg.pu()segg.goto(0, 120)segg.pd()rect(segg)segd Turtle()segd.pu()segd.goto(0, -65)segd.pd()rect(segd)segb Turtle()segb.pu()segb.goto(130, 275)segb.pd()rect(segb, False)segc Turtle()segc.pu()segc.goto(130, 90)segc.pd()rect(segc, False)sege Turtle()sege.pu()sege.goto(0, 90)sege.pd()rect(sege, False)segf Turtle()segf.pu()segf.goto(0, 275)segf.pd()rect(segf, False)segh Turtle()segh.pu()segh.goto(180, 30)segh.pd()rect(segh, False)zero [1, 1, 1, 1, 1, 1, 0, 0]one [0, 1, 1, 0, 0, 0, 0, 0]two [1, 1, 0, 1, 1, 0, 1, 0]three [1, 1, 1, 1, 0, 0, 1, 0]four [0, 1, 1, 0, 0, 1, 1, 0]five [1, 0, 1, 1, 0, 1, 1, 0]segs [sega, segb, segc, segd, sege, segf, segg, segh]dirt [True, False, False, True, False, False, True, False]for seg in segs:seg.speed(0)for i in range(8):if five[i] 1:rect(segs[i], flagdirt[i], fillTrue)else:rect(segs[i], flagdirt[i], fillFalse)image.png模拟共阳极8x8led点阵image.pngfrom turtle import *tracer(40, 2)class LED():def __init__(self, x, y, r15):self.r rself.neg 0self.pos 0self.t Turtle()self.t.pu()self.t.goto(x, y)self.t.speed(0)self.t.ht()self.setNeg(self.neg)self.display()def setNeg(self, value):self.neg valueself.display()def display(self):if self.neg 1:self.t.color((0.4, 0.4, 0.4), (1, 0, 0))else:self.t.color((0.4, 0.4, 0.4), white)self.t.begin_fill()self.t.pd()self.t.circle(self.r)self.t.pu()self.t.end_fill()offx -200offy 200leds []gap 50color((0.4, 0.4, 0.4))pu()goto(offx - gap/2, offy 3*gap/4)pd()begin_fill()for i in range(4):fd(8 * gap)rt(90)end_fill()##for row in range(8):## led_row []## for col in range(8):## led LED(offx gap * col, offy - gap * row)## # led.display()## led_row.append(LED(offx 20 * col, offy - 20 * row))## leds.append(led_row)for j in range(8):row []for i in range(8):led LED(offx gap * i, offy - gap * j)row.append(led)leds.append(row)from time import sleepheart [[0, 0, 0, 0, 0, 0, 0, 0],[0, 1, 1, 0, 0, 1, 1, 0],[1, 1, 1, 1, 1, 1, 1, 1],[1, 1, 1, 1, 1, 1, 1, 1],[0, 1, 1, 1, 1, 1, 1, 0],[0, 0, 1, 1, 1, 1, 0, 0],[0, 0, 0, 1, 1, 0, 0, 0],[0, 0, 0, 0, 0, 0, 0, 0],]heart_sm [[0, 0, 0, 0, 0, 0, 0, 0],[0, 0, 0, 0, 0, 0, 0, 0],[0, 1, 1, 0, 0, 1, 1, 0],[1, 1, 1, 1, 1, 1, 1, 1],[1, 1, 1, 1, 1, 1, 1, 1],[0, 1, 1, 1, 1, 1, 1, 0],[0, 0, 1, 1, 1, 1, 0, 0],[0, 0, 0, 1, 1, 0, 0, 0],]while True:for row in range(8):for col in range(8):leds[row][col].setNeg(heart[row][col])leds[row][col].display()for row in range(8):for col in range(8):leds[row][col].setNeg(heart_sm[row][col])leds[row][col].display()image.pngimage.pngimage.png
