ESP8266/ESP32 驱动 16x16 点阵ws2812屏

#1

使用ESP8266/ESP32 驱动 16x16 点阵ws2812屏。

github：https://github.com/shaoziyang/mp ... /neopixel/neo_16x16

代码：全选

"""
    ESP8266/ESP32 neopixel 16x16 display drive

    Author: shaoziyang
    Date:   2018.2

    http://www.micropython.org.cn

"""
from machine import Pin
import neopixel

class neo16x16:
    def __init__(self, pin):
        self.np = neopixel.NeoPixel(pin, 256)
        self.color = (0,0,8)
   
    def clear(self):
        self.np.fill((0,0,0))
        self.np.write()

    def set(self, n, color=''):
        if dat!='':
            self.np[n] = color
        else:
            self.np[n] = self.color
        self.np.write()

    def setcolor(self, color):
        self.color = color

    def show(self, dat, offset=0, clear = True, color=''):
        if color != '':
            self.color = color
        if clear:
            self.np.fill((0,0,0))
        for x in range(16):
            for y in range(16):
                if (x+offset)&gt;=len(dat):
                    self.np[x*16+y]=(0,0,0)
                else:
                    if (1&lt;&lt;y)&amp;dat[x+offset]:
                        if offset%2==0:
                            self.np[x*16 + y] = self.color
                        else:
                            self.np[x*16 +15 - y] = self.color

        self.np.write()

测试程序

代码：全选

'''
    ESP8266/ESP32 neopixel 16x16 demo

    Author: shaoziyang
    Date:   2018.2

    http://www.micropython.org.cn

'''
from machine import Pin
import time

from neo16x16 import neo16x16

np = neo16x16(Pin(2))

npdat=[
0x2008,0x1FFC,0x3FF8,0x1084,0x0100,0x1084,0x3FF8,0x1FFC,
0x2008,0x0000,0x1F00,0x01FC,0x2480,0x0124,0x2480,0x01EC,
0x1700,0x0000,0x0000,0x0804,0x2010,0x1FFC,0x3FF8,0x0004,
0x2000,0x0000,0x0000,0x0000,0x2010,0x0804,0x3FF8,0x1FFC,
0x2000,0x0004,0x0000,0x0000,0x0000,0x00F8,0x3F80,0x0104,
0x2080,0x0104,0x3F80,0x00F8,0x0000,0x0080,0x0180,0x0700,
0xFFF8,0xFFFF,0x1047,0x0638,0x0F38,0xF8C2,0xC00F,0x13FF,
0x7FC8,0x1080,0x0728,0x1C78,0x1818,0x0000,0x4010,0x0846,
0x37F0,0xFFB8,0x1E1F,0x0FEE,0x61F0,0x0100,0x4082,0x4103,
0xFFE2,0x4FFE,0x009A,0x7100,0x0086,0x0100,]   

n = 0
while 1:
    np.show(npdat, n)
    n = (n + 1)%70
    time.sleep_ms(200)