树莓派Python课程 – 徐自远的乱七八糟小站-Page 8

20170912(第6课)[数码管gui测试，电子琴键]树莓派PYPI- tk_画布canvas

测试1：画布测试 Python import tkinter as tk def drawCircle(self, x, y, r, **kwargs): return self.create_oval(x-r, y...

徐自远 8年前 (2017-09-12) 979℃ 2喜欢

练习1，数码管全关全断 Python from gpiozero import LEDBoard from time import sleep from signal import pause leds = ...

徐自远 8年前 (2017-09-11) 1022℃ 1喜欢

button 教程 http://blog.csdn.net/jcodeer/article/details/1811298 滚动条教程 http://blog.csdn.net/jcodeer/article/details/1811313 最基本的TK按键程序： ...

徐自远 8年前 (2017-09-05) 869℃ 3喜欢

任何常规LED都可以使用PWM（脉冲宽度调制）设置其亮度值。在GPIO Zero中，可以PWMLED使用0和1之间的值来实现： Python #LEDPWM1.PY from gpiozero import PW...

徐自远 8年前 (2017-09-04) 1148℃ 2喜欢

[cc lang=”python”] from gpiozero import LED, Button from time import sleep led = LED(17) button = Button(2) while True: butto...

徐自远 8年前 (2017-09-03) 636℃ 4喜欢

http://gpiozero.readthedocs.io/en/stable/api_input.html#button 11.1. Button classgpiozero.Button(pin, *, pull_up=True, bounce_time=None, ...

徐自远 8年前 (2017-09-01) 860℃ 0喜欢

http://gpiozero.readthedocs.io/en/stable/api_output.html#led 12.1. LED classgpiozero.LED(pin, *, active_high=True, initial_value=False, p...

徐自远 8年前 (2017-09-01) 681℃ 7喜欢

Step 5: Using buttons to get input Now you’re able to control an output component (an LED), let’s connect and control an input component: a...

徐自远 8年前 (2017-09-01) 1047℃ 3喜欢

管脚排列顺序 Step 1: GPIO pins One powerful feature of the Raspberry Pi is the row of GPIO pins along the top edge of the board. GPIO stands ...

徐自远 8年前 (2017-09-01) 918℃ 1喜欢

https://projects.raspberrypi.org/en/projects/physical-computing https://sourceforge.net/p/raspberry-gpio-python/wiki/browse_pages/ http://...

徐自远 8年前 (2017-08-31) 806℃ 22喜欢