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This commit is contained in:
Liz
parent
0be196a266
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7c669c774b
1 changed files with 42 additions and 41 deletions
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@ -115,29 +115,32 @@ class Adafruit_SSD1683(Adafruit_EPD):
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)
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self.set_black_buffer(0, True)
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self.set_color_buffer(1, False)
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# Set single byte transactions flag
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self._single_byte_tx = True
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# Set the display update value
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self._display_update_val = 0xF7
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# Default initialization sequence (tri-color mode)
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self._default_init_code = bytes([
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_SSD1683_SW_RESET, 0, # Software reset
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0xFF, 50, # Wait for busy (50ms delay)
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_SSD1683_WRITE_BORDER, 1, # Border waveform control
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0x05, # Border color/waveform
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_SSD1683_TEMP_CONTROL, 1, # Temperature control
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0x80, # Read temp
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_SSD1683_DATA_MODE, 1, # Data entry mode
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0x03, # Y decrement, X increment
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0xFE # End of initialization
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])
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self._default_init_code = bytes(
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[
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_SSD1683_SW_RESET,
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0, # Software reset
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0xFF,
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50, # Wait for busy (50ms delay)
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_SSD1683_WRITE_BORDER,
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1, # Border waveform control
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0x05, # Border color/waveform
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_SSD1683_TEMP_CONTROL,
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1, # Temperature control
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0x80, # Read temp
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_SSD1683_DATA_MODE,
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1, # Data entry mode
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0x03, # Y decrement, X increment
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0xFE, # End of initialization
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]
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)
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def begin(self, reset: bool = True) -> None:
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"""Begin communication with the display and set basic settings"""
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@ -162,20 +165,20 @@ class Adafruit_SSD1683(Adafruit_EPD):
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# Use custom init code if provided, otherwise use default
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init_code = self._default_init_code
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if hasattr(self, '_epd_init_code') and self._epd_init_code is not None:
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if hasattr(self, "_epd_init_code") and self._epd_init_code is not None:
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init_code = self._epd_init_code
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# Send initialization sequence
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self._send_command_list(init_code)
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# Set RAM window
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self.set_ram_window(0, 0, (self._width // 8) - 1, self._height - 1)
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# Set RAM address to start position
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self.set_ram_address(0, 0)
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# Set LUT if we have one
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if hasattr(self, '_epd_lut_code') and self._epd_lut_code:
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if hasattr(self, "_epd_lut_code") and self._epd_lut_code:
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self._send_command_list(self._epd_lut_code)
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# Set display size and driver output control
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@ -201,7 +204,7 @@ class Adafruit_SSD1683(Adafruit_EPD):
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self.command(_SSD1683_DISP_CTRL2, bytearray([self._display_update_val]))
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self.command(_SSD1683_MASTER_ACTIVATE)
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self.busy_wait()
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if not self._busy:
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time.sleep(1) # wait 1 second
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@ -219,7 +222,7 @@ class Adafruit_SSD1683(Adafruit_EPD):
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"""Set the RAM address location"""
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# set RAM x address count
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self.command(_SSD1683_SET_RAMXCOUNT, bytearray([x & 0xFF]))
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# set RAM y address count
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self.command(_SSD1683_SET_RAMYCOUNT, bytearray([y & 0xFF, (y >> 8) & 0xFF]))
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@ -227,12 +230,12 @@ class Adafruit_SSD1683(Adafruit_EPD):
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"""Set the RAM window for partial updates"""
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# Set ram X start/end position
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self.command(_SSD1683_SET_RAMXPOS, bytearray([x1 & 0xFF, x2 & 0xFF]))
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# Set ram Y start/end position
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self.command(_SSD1683_SET_RAMYPOS, bytearray([
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y1 & 0xFF, (y1 >> 8) & 0xFF,
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y2 & 0xFF, (y2 >> 8) & 0xFF
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]))
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self.command(
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_SSD1683_SET_RAMYPOS,
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bytearray([y1 & 0xFF, (y1 >> 8) & 0xFF, y2 & 0xFF, (y2 >> 8) & 0xFF]),
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)
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def _send_command_list(self, init_sequence: bytes) -> None:
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"""Send a sequence of commands from an initialization list"""
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@ -240,7 +243,7 @@ class Adafruit_SSD1683(Adafruit_EPD):
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while i < len(init_sequence):
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cmd = init_sequence[i]
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i += 1
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if cmd == 0xFE: # End marker
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break
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elif cmd == 0xFF: # Delay marker
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@ -248,14 +251,12 @@ class Adafruit_SSD1683(Adafruit_EPD):
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delay_ms = init_sequence[i]
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i += 1
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time.sleep(delay_ms / 1000.0)
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else:
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# Regular command
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if i < len(init_sequence):
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num_args = init_sequence[i]
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i += 1
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if num_args > 0 and (i + num_args) <= len(init_sequence):
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args = init_sequence[i:i + num_args]
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self.command(cmd, bytearray(args))
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i += num_args
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else:
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self.command(cmd)
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elif i < len(init_sequence):
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num_args = init_sequence[i]
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i += 1
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if num_args > 0 and (i + num_args) <= len(init_sequence):
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args = init_sequence[i : i + num_args]
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self.command(cmd, bytearray(args))
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i += num_args
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else:
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self.command(cmd)
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