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hd44780_spi: added lcd support to the mightyboard (#4121)

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Signed-off-by: Marc-André Denis <marcadenis@msn.com>
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le-Bark 2021-04-07 21:07:23 -04:00 • committed by GitHub
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4 changed files with 152 additions and 8 deletions
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19
docs/Config_Reference.md
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@ -3089,7 +3089,8 @@ Support for a display attached to the micro-controller.
[display]
lcd_type:
# The type of LCD chip in use. This may be "hd44780" (which is used
# in "RepRapDiscount 2004 Smart Controller" type displays), "st7920"
# in "RepRapDiscount 2004 Smart Controller" type displays),"hd44780_spi"
# (which is used in mightyboard based printers), "st7920"
# (which is used in "RepRapDiscount 12864 Full Graphic Smart
# Controller" type displays), "emulated_st7920" (which emulate a ST7920
# display but won't work properly with the "st7920" display driver),
@ -3122,12 +3123,16 @@ lcd_type:
#spi_software_sclk_pin:
#spi_software_mosi_pin:
#spi_software_miso_pin:
# The pins connected to an emulated_st7920 type lcd. The en_pin corresponds
# to the cs_pin of the st7920 type lcd, spi_software_sclk_pin corresponds
# to sclk_pin and spi_software_mosi_pin corresponds to sid_pin. The
# spi_software_miso_pin needs to be set to an unused pin of the printer
# mainboard as the st7920 as no MISO pin but the software spi implementation
# requires this pin to be configured. The default spi_speed is 1MHz.
# The pins connected to an emulated_st7920 or hd44780_spi type lcd.
# The en_pin corresponds to the cs_pin of the st7920 type lcd,
# spi_software_sclk_pin corresponds to sclk_pin and spi_software_mosi_pin
# corresponds to sid_pin. The spi_software_miso_pin needs to be set to an
# unused pin of the printer mainboard as the st7920 as no MISO pin
# but the software spi implementation requires this pin to be configured.
# The default spi_speed is 1MHz.
#latch_pin:
# Used with the hd44780_spi type lcd, connected to the latch pin of the
# shift register.
#cs_pin:
#a0_pin:
#rst_pin: