diff options
| author | Damien George <damien.p.george@gmail.com> | 2017-10-06 12:45:16 +1100 |
|---|---|---|
| committer | Damien George <damien.p.george@gmail.com> | 2017-10-06 12:48:44 +1100 |
| commit | ca2427c31399834bcc7df6177b3314aa7242046e (patch) | |
| tree | 45a6fc0ea68ee55ccaeeb9deb4d150fbae717a05 | |
| parent | 7df4083ac6344944e895b5911d59b64b68c8c134 (diff) | |
drivers/display/ssd1306: Make poweron() work the same with SSD1306_SPI.
The poweroff() and poweron() methods are used to do soft power control of
the display, and this patch makes these methods work the same for both I2C
and SPI interfaces.
| -rw-r--r-- | drivers/display/ssd1306.py | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/display/ssd1306.py b/drivers/display/ssd1306.py index a05eda7df..cd358d00e 100644 --- a/drivers/display/ssd1306.py +++ b/drivers/display/ssd1306.py @@ -1,7 +1,6 @@ # MicroPython SSD1306 OLED driver, I2C and SPI interfaces from micropython import const -import time import framebuf @@ -47,7 +46,6 @@ class SSD1306: self.text = fb.text self.scroll = fb.scroll self.blit = fb.blit - self.poweron() self.init_display() def init_display(self): @@ -80,6 +78,9 @@ class SSD1306: def poweroff(self): self.write_cmd(SET_DISP | 0x00) + def poweron(self): + self.write_cmd(SET_DISP | 0x01) + def contrast(self, contrast): self.write_cmd(SET_CONTRAST) self.write_cmd(contrast) @@ -123,9 +124,6 @@ class SSD1306_I2C(SSD1306): self.i2c.write(buf) self.i2c.stop() - def poweron(self): - self.write_cmd(SET_DISP | 0x01) - class SSD1306_SPI(SSD1306): def __init__(self, width, height, spi, dc, res, cs, external_vcc=False): @@ -137,6 +135,12 @@ class SSD1306_SPI(SSD1306): self.dc = dc self.res = res self.cs = cs + import time + self.res(1) + time.sleep_ms(1) + self.res(0) + time.sleep_ms(10) + self.res(1) super().__init__(width, height, external_vcc) def write_cmd(self, cmd): @@ -154,10 +158,3 @@ class SSD1306_SPI(SSD1306): self.cs(0) self.spi.write(buf) self.cs(1) - - def poweron(self): - self.res(1) - time.sleep_ms(1) - self.res(0) - time.sleep_ms(10) - self.res(1) |