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@pklazy
Last active December 20, 2022 10:16
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micropython sh1107 driver (m5stick)
import framebuf
'''
from machine import Pin, SPI
vspi = SPI(2, baudrate=1000000, polarity=0, phase=0, bits=8, firstbit=SPI.MSB, sck=Pin(18), mosi=Pin(23))
import sh1107
oled = sh1107.SH1107(64, 128, vspi, Pin(27), Pin(33), Pin(14))
oled.text('hello', 0, 0, 1)
oled.show()
'''
class SH1107(framebuf.FrameBuffer):
def __init__(self, width, height, spi, dc, res, cs, external_vcc=False):
self.rate = 2000000
dc.init(dc.OUT, value=0)
res.init(res.OUT, value=0)
cs.init(cs.OUT, value=1)
self.spi = spi
self.dc = dc
self.res = res
self.cs = cs
import time
self.res(1)
time.sleep_ms(100)
self.res(0)
time.sleep_ms(100)
self.res(1)
self.width = width
self.height = height
self.external_vcc = external_vcc
self.pages = self.height // 8
self.buffer = bytearray(self.pages * self.width)
super().__init__(self.buffer, self.width, self.height, framebuf.MONO_VLSB)
self.init_display()
def init_display(self):
print('init display')
self.write_cmd([
0xae,
0xdc, 0x00,
0x81, 0x2f,
0x20,
0xa0,
0xc0,
0xa8, 0x7f,
0xd3, 0x60,
0xd5, 0x51,
0xd9, 0x22,
0xdb, 0x35,
0xb0,
0xda, 0x12,
0xa4,
0xa6,
])
self.fill(0)
self.show()
self.poweron()
def show(self):
self.spi.init(baudrate=self.rate, polarity=0, phase=0)
self.cs(1)
self.cs(0)
for page in range(self.pages):
buffer_i = page*64
self.dc(0)
self.spi.write(bytearray([0x10, 0x00, 0xb0 | page]))
self.dc(1)
self.spi.write(self.buffer[buffer_i:buffer_i+64])
self.cs(1)
def poweroff(self):
self.write_cmd([0xae])
def poweron(self):
self.write_cmd([0xaf])
def contrast(self, contrast):
self.write_cmd([0x81, contrast])
def invert(self, invert):
self.write_cmd([0xa6 | (invert & 1)])
def write_cmd(self, cmd):
self.spi.init(baudrate=self.rate, polarity=0, phase=0)
self.cs(1)
self.dc(0)
self.cs(0)
self.spi.write(bytearray(cmd))
self.cs(1)
@Ajb2k3
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Ajb2k3 commented Dec 20, 2022

Hi, How do I put this driver into landscape mode (128X64) instead of portrait mode (64x128)?

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