MicroPython Library for SSD1306 OLED Displays with some simple shape drawing functions.
https://github.com/PerfecXX/MicroPython-SSD1306
# Import Library
from machine import Pin,SoftI2C
from ssd1306 import SSD1306_I2C
from time import sleep,sleep_us
# Pin Setup
screen_width = 128
screen_height = 64
i2c = SoftI2C(scl=Pin(22), sda=Pin(21))
oled = SSD1306_I2C(screen_width, screen_height, i2c)
#---Turn on the oled---
oled.poweron()
oled.contrast(0)
#---Show Text---
oled.text("...Test Begin...",0,0)
oled.text("Contrast LV",20,20)
oled.show()
sleep(1)
#---Show Contrast Level---
for contrast_level in range(0,256,1):
oled.contrast(contrast_level)
oled.text("LV:{}".format(contrast_level),50,40,1)
oled.show()
oled.text("LV:{}".format(contrast_level),50,40,0)
sleep_us(1)
sleep(1)
#---Fill Screen (clear screen)---
oled.fill(0)
oled.show()
sleep(1)
#---Invert Screen---
oled.text("Color Inverted!",0,5)
oled.invert(1)
oled.show()
sleep(1)
# Scroll Text (Right->Left)
for x in range(0,128):
oled.fill(0)
oled.text("Scroll Text", 128 - x, 10)
oled.show()
sleep(0.01)
# Scroll Text (Left->Right)
for x in range(0,128):
oled.fill(0)
oled.text("Scroll Text",x, 10)
oled.show()
sleep(0.01)
#---Draw line---
oled.fill(0)
oled.text("Line",50,10)
oled.hline(0,30,100,1) # Horizontal Line
oled.vline(64,25,60,1) # Vertival Line
oled.show()
sleep(1)
#---Draw a Triangle---
oled.fill(0)
oled.text("Triangle",25,5)
oled.triangle(30, 20, 60, 60, 90, 20, color=1, fill=False) # Outline
oled.show()
sleep(1)
oled.triangle(30, 20, 60, 60, 90, 20, color=1, fill=True) #Filled
oled.show()
sleep(1)
#---Draw a Rectangle---
oled.fill(0)
oled.text("Rectangle",25,5)
oled.rect(3,15,20,20,1,0) # Outline
oled.show()
oled.rect(3,40,20,20,1,1) # Filled
oled.show()
sleep(1)
#---Draw a Round Rectangle---
oled.fill(0)
oled.text("Round Rectangle",5,5)
oled.round_rect(10, 20, 60, 40, 1, filled=False , radius=10) # Outline
oled.show()
sleep(1)- External QRCode Library
- This library is used to generate a QR code matrix and render it to the SSD1306.
- Image to Matrix Generator
- This link is used to convert images into byte arrays and render them to the SSD1306.