mirror of https://github.com/Desuuuu/klipper.git
display: Add ST7567 display support (#1540)
Signed-off-by: Dmitry Budaev <condemil@gmail.com>
This commit is contained in:
parent
c440c6b7aa
commit
1b92af6078
|
@ -1221,9 +1221,14 @@
|
||||||
#a0_pin:
|
#a0_pin:
|
||||||
# The pins connected to an uc1701 type lcd. These parameters must be
|
# The pins connected to an uc1701 type lcd. These parameters must be
|
||||||
# provided when using an uc1701 display.
|
# provided when using an uc1701 display.
|
||||||
#contrast: 40
|
#rs_pin:
|
||||||
# The contrast to set when using a uc1701 type display. The value may
|
#cs_pin:
|
||||||
# range from 0 to 63. Default is 40.
|
#a0_pin:
|
||||||
|
# The pins connected to an st7567 type lcd. These parameters must be
|
||||||
|
# provided when using an st7567 display.
|
||||||
|
#contrast:
|
||||||
|
# The contrast to set when using a uc1701/st7567 type displays. The value
|
||||||
|
# may range from 0 to 63. Default is 40 for uc1701 and 60 for st7567.
|
||||||
#cs_pin:
|
#cs_pin:
|
||||||
#dc_pin:
|
#dc_pin:
|
||||||
#spi_bus:
|
#spi_bus:
|
||||||
|
|
|
@ -11,7 +11,8 @@ import menu
|
||||||
|
|
||||||
LCD_chips = {
|
LCD_chips = {
|
||||||
'st7920': st7920.ST7920, 'hd44780': hd44780.HD44780,
|
'st7920': st7920.ST7920, 'hd44780': hd44780.HD44780,
|
||||||
'uc1701' : uc1701.UC1701, 'ssd1306': uc1701.SSD1306,
|
'uc1701': uc1701.UC1701, 'ssd1306': uc1701.SSD1306,
|
||||||
|
'st7567': uc1701.ST7567,
|
||||||
}
|
}
|
||||||
M73_TIMEOUT = 5.
|
M73_TIMEOUT = 5.
|
||||||
|
|
||||||
|
|
|
@ -2,6 +2,7 @@
|
||||||
#
|
#
|
||||||
# Copyright (C) 2018 Kevin O'Connor <kevin@koconnor.net>
|
# Copyright (C) 2018 Kevin O'Connor <kevin@koconnor.net>
|
||||||
# Copyright (C) 2018 Eric Callahan <arksine.code@gmail.com>
|
# Copyright (C) 2018 Eric Callahan <arksine.code@gmail.com>
|
||||||
|
# Copyright (C) 2019 Dmitry Budaev <condemil@gmail.com>
|
||||||
#
|
#
|
||||||
# This file may be distributed under the terms of the GNU GPLv3 license.
|
# This file may be distributed under the terms of the GNU GPLv3 license.
|
||||||
import logging
|
import logging
|
||||||
|
@ -178,6 +179,39 @@ class UC1701(DisplayBase):
|
||||||
self.flush()
|
self.flush()
|
||||||
logging.info("uc1701 initialized")
|
logging.info("uc1701 initialized")
|
||||||
|
|
||||||
|
# The ST7567 is a "4-wire" SPI display device
|
||||||
|
class ST7567(DisplayBase):
|
||||||
|
def __init__(self, config):
|
||||||
|
DisplayBase.__init__(self, SPI4wire(config, "a0_pin"))
|
||||||
|
self.contrast = config.getint('contrast', 60, minval=0, maxval=63)
|
||||||
|
ppins = config.get_printer().lookup_object('pins')
|
||||||
|
rs_pin = config.get('rs_pin')
|
||||||
|
self.reset_pin = ppins.setup_pin('digital_out', rs_pin)
|
||||||
|
self.reset_pin.setup_start_value(start_value=1., shutdown_value=0.,
|
||||||
|
is_static=False)
|
||||||
|
def init(self):
|
||||||
|
# Send init commands
|
||||||
|
init_cmds = [0xE2, # System reset
|
||||||
|
0x40, # Set display to start at line 0
|
||||||
|
0xA0, # Set SEG direction
|
||||||
|
0xC8, # Set COM Direction
|
||||||
|
0xA2, # Set Bias = 1/9
|
||||||
|
0x2F, # Boost, regulator, follower on
|
||||||
|
0xF8, # Set booster ratio
|
||||||
|
0x00, # Booster ratio value (4x)
|
||||||
|
0x23, # Set regulation ratio (3)
|
||||||
|
0x81, # Set Electronic Volume
|
||||||
|
self.contrast, # Electronic Volume value
|
||||||
|
# 0xAC, # Set static indicator off
|
||||||
|
# 0x00, # NOP
|
||||||
|
0xA6, # Disable Inverse
|
||||||
|
0xAF] # Set display enable
|
||||||
|
self.send(init_cmds)
|
||||||
|
self.send([0xA5]) # display all
|
||||||
|
self.send([0xA4]) # normal display
|
||||||
|
self.flush()
|
||||||
|
logging.info("st7567 initialized")
|
||||||
|
|
||||||
# The SSD1306 supports both i2c and "4-wire" spi
|
# The SSD1306 supports both i2c and "4-wire" spi
|
||||||
class SSD1306(DisplayBase):
|
class SSD1306(DisplayBase):
|
||||||
def __init__(self, config):
|
def __init__(self, config):
|
||||||
|
|
Loading…
Reference in New Issue