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display: Add support for AIP31068 based displays (#6639)

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display: Add support for `AIP31068` based displays
This commit is contained in:
Alexander Bazarov
2024-12-02 13:23:46 -05:00
committed by GitHub
parent 9ce631e8d1
commit aecb29d2b0
3 changed files with 241 additions and 5 deletions
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docs/Config_Reference.md
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@@ -4139,15 +4139,16 @@ Support for a display attached to the micro-controller.
[display]
lcd_type:
# The type of LCD chip in use. This may be "hd44780", "hd44780_spi",
# "st7920", "emulated_st7920", "uc1701", "ssd1306", or "sh1106".
# "aip31068_spi", "st7920", "emulated_st7920", "uc1701", "ssd1306", or
# "sh1106".
# See the display sections below for information on each type and
# additional parameters they provide. This parameter must be
# provided.
#display_group:
# The name of the display_data group to show on the display. This
# controls the content of the screen (see the "display_data" section
# for more information). The default is _default_20x4 for hd44780
# displays and _default_16x4 for other displays.
# for more information). The default is _default_20x4 for hd44780 or
# aip31068_spi displays and _default_16x4 for other displays.
#menu_timeout:
# Timeout for menu. Being inactive this amount of seconds will
# trigger menu exit or return to root menu when having autorun
@@ -4273,6 +4274,31 @@ spi_software_miso_pin:
...
```
#### aip31068_spi display
Information on configuring an aip31068_spi display - a very similar to hd44780_spi
a 20x04 (20 symbols by 4 lines) display with slightly different internal
protocol.
```
[display]
lcd_type: aip31068_spi
latch_pin:
spi_software_sclk_pin:
spi_software_mosi_pin:
spi_software_miso_pin:
# The pins connected to the shift register controlling the display.
# The spi_software_miso_pin needs to be set to an unused pin of the
# printer mainboard as the shift register does not have a MISO pin,
# but the software spi implementation requires this pin to be
# configured.
#line_length:
# Set the number of characters per line for an hd44780 type lcd.
# Possible values are 20 (default) and 16. The number of lines is
# fixed to 4.
...
```
#### st7920 display
Information on configuring st7920 displays (which is used in