MY9221 - Grove LED Bar
Posted: Thu Jan 25, 2018 4:04 pm
I've created a driver for working with Seeed Studio Grove LED bars.
https://github.com/mcauser/micropython-my9221
The Grove LED Bar uses a My Semi MY9221 12-Channel LED Driver to power the 10 segment LED bar.
https://github.com/mcauser/micropython-my9221
The Grove LED Bar uses a My Semi MY9221 12-Channel LED Driver to power the 10 segment LED bar.
Code: Select all
from my9221 import MY9221
from machine import Pin
ledbar = MY9221(di=Pin(4), dcki=Pin(5))
ledbar.level(4, 0xFF)
ledbar.bits(0b1010101010, 0x3F)
ledbar.bytes(bytearray([0,1,3,7,15,31,63,127,255,255]))
ledbar.reverse(True)