MaxO/max9.py

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Python
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2020-11-15 17:47:23 +00:00
from machine import Pin, SPI
import max7219
from time import sleep
print('Loading Max9 + Max7219...')
spi = SPI(1, baudrate=10000000)
screen = max7219.Max7219(8, 32, spi, Pin(15))
def cls():
screen.fill(0)
screen.show()
def text(msg):
screen.fill(0)
screen.text(msg, 0, 0, 1)
screen.show()
def textscroll(msg):
for scrolls in range(32):
screen.fill(0)
screen.text(msg,0,scrolls,1)
screen.show()
sleep(0.03)
def textv(msg):
screen.fill(0)
for counter, letter in enumerate(msg):
screen.text(letter, 0, counter*8, 1)
screen.show()
def textvscrollup(msg):
for scrolls in range(32,0,-1):
screen.fill(0)
for counter, letter in enumerate(msg):
screen.text(letter, 0, scrolls+counter*8, 1)
screen.show()
sleep(0.005)
def textvscrolleft(msg):
for scrolls in range(8,-8,-1):
screen.fill(0)
for counter, letter in enumerate(msg):
screen.text(letter, scrolls, counter*8, 1)
screen.show()
sleep(0.005)
def textvblink(msg,times,speed):
for count in range(times):
textv(msg)
screen.show()
sleep(speed)
screen.fill(0)
sleep(1)
def demo():
textv('Demo')
sleep(2)
#textvblink('text',5,0.5)
textscroll('abcdef')
textvscrollup('abcdef')
sleep(1)
textvscrolleft('abcdef')
if __name__ == '__main__':
demo()