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Migrated OLED_SH1106_SSD1306.py to python3

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This commit is contained in:
Benjamin Burkhardt 2021-12-04 16:21:05 +00:00
parent eba3bef12a
commit 707f6015ae
1 changed files with 7 additions and 7 deletions
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14
RPiGPIOmakertools/drivers/OLED_SH1106_SSD1306.py
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@ -50,7 +50,7 @@
# As before, as soon as the with block completes, the canvas buffer is flushed
# to the device
import smbus2
import smbus2 as smbus
from PIL import Image, ImageDraw
@ -79,7 +79,7 @@ class device(object):
device - maximum allowed in one transaction is 32 bytes, so if
data is larger than this it is sent in chunks.
"""
for i in xrange(0, len(data), 32):
for i in range(0, len(data), 32):
self.bus.write_i2c_block_data(self.addr,
self.data_mode,
list(data[i:i+32]))
@ -129,16 +129,16 @@ class sh1106(device):
page = 0xB0
pix = list(image.getdata())
step = self.width * 8
for y in xrange(0, self.pages * step, step):
for y in range(0, self.pages * step, step):
# move to given page, then reset the column address
self.command(page, 0x02, 0x10)
page += 1
buf = []
for x in xrange(self.width):
for x in range(self.width):
byte = 0
for n in xrange(0, step, self.width):
for n in range(0, step, self.width):
byte |= (pix[x + y + n] & 0x01) << 8
byte >>= 1
@ -194,11 +194,11 @@ class ssd1306(device):
pix = list(image.getdata())
step = self.width * 8
buf = []
for y in xrange(0, self.pages * step, step):
for y in range(0, self.pages * step, step):
i = y + self.width-1
while i >= y:
byte = 0
for n in xrange(0, step, self.width):
for n in range(0, step, self.width):
byte |= (pix[i + n] & 0x01) << 8
byte >>= 1