Hello Raspberry Pi: ST7789 SPI (2" 240x320/1.54" 240x240) IPS RGB Display, on Raspberry Pi Pico/CircuitPython

Wednesday, August 11, 2021

ST7789 SPI (2" 240x320/1.54" 240x240) IPS RGB Display, on Raspberry Pi Pico/CircuitPython

Test 2" 240x320 and 1.54" 240x240 ST7789 SPI IPS RGB Display, on Raspberry Pi Pico/CircuitPython.

Connection:

3V3  - BLK
GP11 - CS
GP12 - DC
GP13 - RES
GP15 - SDA
GP14 - SCL
3V3  - VCC
GND  - GND

Prepare Libraries:

Visit https://circuitpython.org/libraries, download the appropriate bundle for your version of CircuitPython.

Unzip the file, copy adafruit_st7789.mpy, adafruit_display_text and adafruit_display_shapes folder to the lib folder on your CIRCUITPY drive.

Examples code for 2" 240x320 ST7789 SPI IPS RGB Display :

cpyPico_spiST7789_320.py

"""
Example of CircuitPython/RaspberryPi Pico
to display on 2.0" IPS 240x320 (RGB) screen
with ST7789 driver via SPI interface.

Connection between Pico and
the IPS screen, with ST7789 SPI interface.
3V3  - BLK (backlight, always on)
GP11 - CS
GP12 - DC
GP13 - RES
GP15 - SDA
GP14 - SCL
3V3  - VCC
GND  - GND
"""

import os
import board
import time
import terminalio
import displayio
import busio
from adafruit_display_text import label
#from adafruit_st7789 import ST7789
import adafruit_st7789

print("==============================")
print(os.uname())
print("Hello Raspberry Pi Pico/CircuitPython ST7789 SPI IPS Display")
print(adafruit_st7789.__name__ + " version: " + adafruit_st7789.__version__)
print()

# Release any resources currently in use for the displays
displayio.release_displays()

tft_cs = board.GP11
tft_dc = board.GP12
tft_res = board.GP13
spi_mosi = board.GP15
spi_clk = board.GP14

"""
classbusio.SPI(clock: microcontroller.Pin,
                MOSI: Optional[microcontroller.Pin] = None,
                MISO: Optional[microcontroller.Pin] = None)
"""
spi = busio.SPI(spi_clk, MOSI=spi_mosi)

display_bus = displayio.FourWire(
    spi, command=tft_dc, chip_select=tft_cs, reset=tft_res
)

display = adafruit_st7789.ST7789(display_bus,
                    width=240, height=320)

# Make the display context
splash = displayio.Group(max_size=10)
display.show(splash)

color_bitmap = displayio.Bitmap(135, 240, 1)
color_palette = displayio.Palette(1)
color_palette[0] = 0x00FF00

bg_sprite = displayio.TileGrid(color_bitmap,
                               pixel_shader=color_palette, x=0, y=0)
splash.append(bg_sprite)

# Draw a smaller inner rectangle
inner_bitmap = displayio.Bitmap(133, 238, 1)
inner_palette = displayio.Palette(1)
inner_palette[0] = 0x0000FF
inner_sprite = displayio.TileGrid(inner_bitmap,
                                  pixel_shader=inner_palette, x=1, y=1)
splash.append(inner_sprite)

# Draw a label
text_group1 = displayio.Group(max_size=10, scale=2, x=20, y=40)
text1 = "RPi Pico"
text_area1 = label.Label(terminalio.FONT, text=text1, color=0xFF0000)
text_group1.append(text_area1)  # Subgroup for text scaling
# Draw a label
text_group2 = displayio.Group(max_size=10, scale=1, x=20, y=60)
text2 = "CircuitPython"
text_area2 = label.Label(terminalio.FONT, text=text2, color=0xFFFFFF)
text_group2.append(text_area2)  # Subgroup for text scaling

# Draw a label
text_group3 = displayio.Group(max_size=10, scale=1, x=20, y=100)
text3 = adafruit_st7789.__name__
text_area3 = label.Label(terminalio.FONT, text=text3, color=0x0000000)
text_group3.append(text_area3)  # Subgroup for text scaling
# Draw a label
text_group4 = displayio.Group(max_size=10, scale=2, x=20, y=120)
text4 = adafruit_st7789.__version__
text_area4 = label.Label(terminalio.FONT, text=text4, color=0x000000)
text_group4.append(text_area4)  # Subgroup for text scaling

splash.append(text_group1)
splash.append(text_group2)
splash.append(text_group3)
splash.append(text_group4)

time.sleep(3.0)

rot = 0
while True:
    time.sleep(5.0)
    rot = rot + 90
    if (rot>=360):
        rot =0
    display.rotation = rot

cpyPico_spiST7789_bitmap_320.py

"""
Example of CircuitPython/Raspberry Pi Pico
to display on 2.0" IPS 240x320 (RGB) screen
with ST7789 driver via SPI interface.

Connection between Pico and
the IPS screen, with ST7789 SPI interface.
3V3  - BLK (backlight, always on)
GP11 - CS
GP12 - DC
GP13 - RES
GP15 - SDA
GP14 - SCL
3V3  - VCC
GND  - GND
"""

import os
import board
import time
import terminalio
import displayio
import busio
from adafruit_display_text import label
import adafruit_st7789

print("==============================")
print(os.uname())
print("Hello Raspberry Pi Pico/CircuitPython ST7789 SPI IPS Display")
print(adafruit_st7789.__name__ + " version: " + adafruit_st7789.__version__)
print()

# Release any resources currently in use for the displays
displayio.release_displays()

tft_cs = board.GP11
tft_dc = board.GP12
tft_res = board.GP13
spi_mosi = board.GP15
spi_clk = board.GP14

"""
classbusio.SPI(clock: microcontroller.Pin,
                MOSI: Optional[microcontroller.Pin] = None,
                MISO: Optional[microcontroller.Pin] = None)
"""
spi = busio.SPI(spi_clk, MOSI=spi_mosi)

display_bus = displayio.FourWire(
    spi, command=tft_dc, chip_select=tft_cs, reset=tft_res
)

display = adafruit_st7789.ST7789(display_bus,
                    width=240, height=320)
display.rotation = 270

group = displayio.Group(max_size=10)
display.show(group)

bitmap_width = 320
bitmap_height = 240
bitmap = displayio.Bitmap(bitmap_width, bitmap_height, bitmap_height)

palette = displayio.Palette(bitmap_height)
for p in range(bitmap_height):
    palette[p] = (0x010000*p) + (0x0100*p) + p

for y in range(bitmap_height):
    for x in range(bitmap_width):
        bitmap[x,y] = y
        
tileGrid = displayio.TileGrid(bitmap, pixel_shader=palette, x=0, y=0)
group.append(tileGrid)

time.sleep(3.0)

while True:
    for p in range(bitmap_height):
        palette[p] = p
    time.sleep(3.0)

    for p in range(bitmap_height):
        palette[p] = 0x0100 * p
    time.sleep(3.0)

    for p in range(bitmap_height):
        palette[p] = 0x010000 * p
    time.sleep(3.0)

cpyPico_spiST7789_shape_320.py

"""
Example of CircuitPython/Raspberry Pi Pico
to display on 2.0" IPS 240x320 (RGB) screen
with ST7789 driver via SPI interface.

modify example from:
https://circuitpython.readthedocs.io/projects/display-shapes/en/latest/index.html

Connection between Pico and
the IPS screen, with ST7789 SPI interface.
3V3  - BLK (backlight, always on)
GP11 - CS
GP12 - DC
GP13 - RES
GP15 - SDA
GP14 - SCL
3V3  - VCC
GND  - GND
"""

import os
import board
import time
import terminalio
import displayio
import busio
import adafruit_st7789
from adafruit_display_shapes.rect import Rect
from adafruit_display_shapes.circle import Circle
from adafruit_display_shapes.roundrect import RoundRect
from adafruit_display_shapes.triangle import Triangle

print("==============================")
print(os.uname())
print("Hello Raspberry Pi Pico/CircuitPython ST7789 SPI IPS Display")
print(adafruit_st7789.__name__ + " version: " + adafruit_st7789.__version__)
print()

# Release any resources currently in use for the displays
displayio.release_displays()

tft_cs = board.GP11
tft_dc = board.GP12
tft_res = board.GP13
spi_mosi = board.GP15
spi_clk = board.GP14

"""
classbusio.SPI(clock: microcontroller.Pin,
                MOSI: Optional[microcontroller.Pin] = None,
                MISO: Optional[microcontroller.Pin] = None)
"""
spi = busio.SPI(spi_clk, MOSI=spi_mosi)

display_bus = displayio.FourWire(
    spi, command=tft_dc, chip_select=tft_cs, reset=tft_res
)

display = adafruit_st7789.ST7789(display_bus,
                    width=240, height=320)
display.rotation = 270

splash = displayio.Group()
display.show(splash)

color_bitmap = displayio.Bitmap(320, 240, 1)
color_palette = displayio.Palette(1)
color_palette[0] = 0xFFFFFF
bg_sprite = displayio.TileGrid(color_bitmap, pixel_shader=color_palette, x=0, y=0)
splash.append(bg_sprite)

triangle = Triangle(170, 50, 120, 140, 210, 160, fill=0x00FF00, outline=0xFF00FF)
splash.append(triangle)

rect = Rect(80, 20, 41, 41, fill=0x0)
splash.append(rect)

circle = Circle(100, 100, 20, fill=0x00FF00, outline=0xFF00FF)
splash.append(circle)

rect2 = Rect(50, 100, 61, 81, outline=0x0, stroke=3)
splash.append(rect2)

roundrect = RoundRect(10, 10, 61, 81, 10, fill=0x0, outline=0xFF00FF, stroke=6)
splash.append(roundrect)

while True:
    pass

Examples code for 1.54" 240x240 ST7789 SPI IPS RGB Display :

cpyPico_spiST7789_240.py

"""
Example of CircuitPython/RaspberryPi Pico
to display on 2.0" IPS 240x320 (RGB) screen
with ST7789 driver via SPI interface.

Connection between Pico and
the IPS screen, with ST7789 SPI interface.
3V3  - BLK (backlight, always on)
GP11 - CS
GP12 - DC
GP13 - RES
GP15 - SDA
GP14 - SCL
3V3  - VCC
GND  - GND
"""

import os
import board
import time
import terminalio
import displayio
import busio
from adafruit_display_text import label
#from adafruit_st7789 import ST7789
import adafruit_st7789

print("==============================")
print(os.uname())
print("Hello Raspberry Pi Pico/CircuitPython ST7789 SPI IPS Display")
print(adafruit_st7789.__name__ + " version: " + adafruit_st7789.__version__)
print()

# Release any resources currently in use for the displays
displayio.release_displays()

tft_cs = board.GP11
tft_dc = board.GP12
tft_res = board.GP13
spi_mosi = board.GP15
spi_clk = board.GP14

"""
classbusio.SPI(clock: microcontroller.Pin,
                MOSI: Optional[microcontroller.Pin] = None,
                MISO: Optional[microcontroller.Pin] = None)
"""
spi = busio.SPI(spi_clk, MOSI=spi_mosi)

display_bus = displayio.FourWire(
    spi, command=tft_dc, chip_select=tft_cs, reset=tft_res
)

display = adafruit_st7789.ST7789(display_bus,
                    width=240, height=240, rowstart=80)

# Make the display context
splash = displayio.Group(max_size=10)
display.show(splash)

color_bitmap = displayio.Bitmap(135, 240, 1)
color_palette = displayio.Palette(1)
color_palette[0] = 0x00FF00

bg_sprite = displayio.TileGrid(color_bitmap,
                               pixel_shader=color_palette, x=0, y=0)
splash.append(bg_sprite)

# Draw a smaller inner rectangle
inner_bitmap = displayio.Bitmap(133, 238, 1)
inner_palette = displayio.Palette(1)
inner_palette[0] = 0x0000FF
inner_sprite = displayio.TileGrid(inner_bitmap,
                                  pixel_shader=inner_palette, x=1, y=1)
splash.append(inner_sprite)

# Draw a label
text_group1 = displayio.Group(max_size=10, scale=2, x=20, y=40)
text1 = "RPi Pico"
text_area1 = label.Label(terminalio.FONT, text=text1, color=0xFF0000)
text_group1.append(text_area1)  # Subgroup for text scaling
# Draw a label
text_group2 = displayio.Group(max_size=10, scale=1, x=20, y=60)
text2 = "CircuitPython"
text_area2 = label.Label(terminalio.FONT, text=text2, color=0xFFFFFF)
text_group2.append(text_area2)  # Subgroup for text scaling

# Draw a label
text_group3 = displayio.Group(max_size=10, scale=1, x=20, y=100)
text3 = adafruit_st7789.__name__
text_area3 = label.Label(terminalio.FONT, text=text3, color=0x0000000)
text_group3.append(text_area3)  # Subgroup for text scaling
# Draw a label
text_group4 = displayio.Group(max_size=10, scale=2, x=20, y=120)
text4 = adafruit_st7789.__version__
text_area4 = label.Label(terminalio.FONT, text=text4, color=0x000000)
text_group4.append(text_area4)  # Subgroup for text scaling

splash.append(text_group1)
splash.append(text_group2)
splash.append(text_group3)
splash.append(text_group4)

time.sleep(3.0)

rot = 0
while True:
    time.sleep(5.0)
    rot = rot + 90
    if (rot>=360):
        rot =0
    display.rotation = rot

cpyPico_spiST7789_bitmap_240.py

"""
Example of CircuitPython/Raspberry Pi Pico
to display on 2.0" IPS 240x320 (RGB) screen
with ST7789 driver via SPI interface.

Connection between Pico and
the IPS screen, with ST7789 SPI interface.
3V3  - BLK (backlight, always on)
GP11 - CS
GP12 - DC
GP13 - RES
GP15 - SDA
GP14 - SCL
3V3  - VCC
GND  - GND
"""

import os
import board
import time
import terminalio
import displayio
import busio
from adafruit_display_text import label
import adafruit_st7789

print("==============================")
print(os.uname())
print("Hello Raspberry Pi Pico/CircuitPython ST7789 SPI IPS Display")
print(adafruit_st7789.__name__ + " version: " + adafruit_st7789.__version__)
print()

# Release any resources currently in use for the displays
displayio.release_displays()

tft_cs = board.GP11
tft_dc = board.GP12
tft_res = board.GP13
spi_mosi = board.GP15
spi_clk = board.GP14

"""
classbusio.SPI(clock: microcontroller.Pin,
                MOSI: Optional[microcontroller.Pin] = None,
                MISO: Optional[microcontroller.Pin] = None)
"""
spi = busio.SPI(spi_clk, MOSI=spi_mosi)

display_bus = displayio.FourWire(
    spi, command=tft_dc, chip_select=tft_cs, reset=tft_res
)

display = adafruit_st7789.ST7789(display_bus,
                    width=240, height=240, rowstart=80)
display.rotation = 270

group = displayio.Group(max_size=10)
display.show(group)

bitmap_width = 240
bitmap_height = 240
bitmap = displayio.Bitmap(bitmap_width, bitmap_height, bitmap_height)

palette = displayio.Palette(bitmap_height)
for p in range(bitmap_height):
    palette[p] = (0x010000*p) + (0x0100*p) + p

for y in range(bitmap_height):
    for x in range(bitmap_width):
        bitmap[x,y] = y
        
tileGrid = displayio.TileGrid(bitmap, pixel_shader=palette, x=0, y=0)
group.append(tileGrid)

time.sleep(3.0)

while True:
    for p in range(bitmap_height):
        palette[p] = p
    time.sleep(3.0)

    for p in range(bitmap_height):
        palette[p] = 0x0100 * p
    time.sleep(3.0)

    for p in range(bitmap_height):
        palette[p] = 0x010000 * p
    time.sleep(3.0)

cpyPico_spiST7789_shape_240.py

"""
Example of CircuitPython/Raspberry Pi Pico
to display on 2.0" IPS 240x320 (RGB) screen
with ST7789 driver via SPI interface.

modify example from:
https://circuitpython.readthedocs.io/projects/display-shapes/en/latest/index.html

Connection between Pico and
the IPS screen, with ST7789 SPI interface.
3V3  - BLK (backlight, always on)
GP11 - CS
GP12 - DC
GP13 - RES
GP15 - SDA
GP14 - SCL
3V3  - VCC
GND  - GND
"""

import os
import board
import time
import terminalio
import displayio
import busio
import adafruit_st7789
from adafruit_display_shapes.rect import Rect
from adafruit_display_shapes.circle import Circle
from adafruit_display_shapes.roundrect import RoundRect
from adafruit_display_shapes.triangle import Triangle

print("==============================")
print(os.uname())
print("Hello Raspberry Pi Pico/CircuitPython ST7789 SPI IPS Display")
print(adafruit_st7789.__name__ + " version: " + adafruit_st7789.__version__)
print()

# Release any resources currently in use for the displays
displayio.release_displays()

tft_cs = board.GP11
tft_dc = board.GP12
tft_res = board.GP13
spi_mosi = board.GP15
spi_clk = board.GP14

"""
classbusio.SPI(clock: microcontroller.Pin,
                MOSI: Optional[microcontroller.Pin] = None,
                MISO: Optional[microcontroller.Pin] = None)
"""
spi = busio.SPI(spi_clk, MOSI=spi_mosi)

display_bus = displayio.FourWire(
    spi, command=tft_dc, chip_select=tft_cs, reset=tft_res
)

display = adafruit_st7789.ST7789(display_bus,
                    width=240, height=240, rowstart=80)
display.rotation = 270

splash = displayio.Group()
display.show(splash)

color_bitmap = displayio.Bitmap(240, 240, 1)
color_palette = displayio.Palette(1)
color_palette[0] = 0xFFFFFF
bg_sprite = displayio.TileGrid(color_bitmap, pixel_shader=color_palette, x=0, y=0)
splash.append(bg_sprite)

triangle = Triangle(170, 50, 120, 140, 210, 160, fill=0x00FF00, outline=0xFF00FF)
splash.append(triangle)

rect = Rect(80, 20, 41, 41, fill=0x0)
splash.append(rect)

circle = Circle(100, 100, 20, fill=0x00FF00, outline=0xFF00FF)
splash.append(circle)

rect2 = Rect(50, 100, 61, 81, outline=0x0, stroke=3)
splash.append(rect2)

roundrect = RoundRect(10, 10, 61, 81, 10, fill=0x0, outline=0xFF00FF, stroke=6)
splash.append(roundrect)

while True:
    pass

~ Raspberry Pi Pico/CircuitPython + ST7789 SPI IPS LCD

~ ov7670 (camera) + ST7789 (IPS Display) on Raspberry Pi Pico/CircuitPython 7.0.0 alpha 6

Wednesday, August 11, 2021

ST7789 SPI (2" 240x320/1.54" 240x240) IPS RGB Display, on Raspberry Pi Pico/CircuitPython

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