Diagnosing ssd1306 & asyncio : https://old.reddit.com/r/circuitpython/comments/17snve6/trouble_with_ssd1306_and_asyncio/

ssd1306_asyncio.py

# diagnose https://old.reddit.com/r/circuitpython/comments/17snve6/trouble_with_ssd1306_and_asyncio/
# 11 Nov 2023
import asyncio
import random  # for creating synthetic data
import time
import board
import digitalio
import busio
import displayio
import adafruit_displayio_ssd1306
import terminalio
from adafruit_display_text import label

displayio.release_displays()  # release display so we can alloc its resources

#i2c0 = busio.I2C(sda=board.GP20, scl=board.GP21, frequency=100000)
#i2c1 = busio.I2C(sda=board.GP14, scl=board.GP15, frequency=100000)
i2c1 = busio.I2C(sda=board.GP14, scl=board.GP15)  # use default faster bus speed

#SEA_LEVEL_PRESSURE = float('1013.25')
#bme680_sensor = adafruit_bme680.Adafruit_BME680_I2C(i2c0)
#bme680_sensor.sea_level_pressure = SEA_LEVEL_PRESSURE
bme680_temperature = 0  # can't have None type in formatting, so guard against that
bme680_humidity = 0
bme680_pressure = 0
bme680_gas = 0
bme680_altitude = 0


#oled_reset = board.GP28  # not needed for most I2C displays
WIDTH = 128
HEIGHT = 64
#BORDER = 5
display_bus = displayio.I2CDisplay(i2c1, device_address=0x3c) # reset=oled_reset)
display = adafruit_displayio_ssd1306.SSD1306(display_bus, width=WIDTH, height=HEIGHT)
bitmap = displayio.Bitmap(WIDTH, HEIGHT, 2)
palette = displayio.Palette(2)
palette[0] = 0x000000
palette[1] = 0xFFFFFF
tile_grid = displayio.TileGrid(bitmap, pixel_shader=palette)
group = displayio.Group()
group.append(tile_grid)
temperature_label = label.Label(terminalio.FONT, text="Temp: ", color=0xFFFFFF, x=0, y=8)
humidity_label = label.Label(terminalio.FONT, text="Humidity: ", color=0xFFFFFF, x=0, y=20)
pressure_label = label.Label(terminalio.FONT, text="Pressure: ", color=0xFFFFFF, x=0, y=32)
group.append(temperature_label)
group.append(humidity_label)
group.append(pressure_label)
display.show(group)


async def read_bme680():
    global bme680_temperature, bme680_humidity, bme680_pressure, bme680_gas, bme680_altitude
    while True:
        # we don't have bme680 so synthesize plausible but fake data
        bme680_temperature = random.uniform( 30,80 ) # bme680_sensor.temperature
        bme680_humidity = random.uniform( 20, 100)  # bme680_sensor.humidity
        bme680_pressure = random.uniform( 500, 1000) # bme680_sensor.pressure
        bme680_gas = random.uniform( 800, 1200 ) # bme680_sensor.gas
        bme680_altitude = random.uniform( 100, 2000 ) # bme680_sensor.altitude
        await asyncio.sleep(1)

async def update_display():
    while True:
        print(f"Updating Display - Temp: {bme680_temperature}, Humidity: {bme680_humidity}, Pressure: {bme680_pressure}")
        temperature_label.text = f"Temp: {bme680_temperature:.2f}C"
        humidity_label.text = f"Humidity: {bme680_humidity:.2f}%"
        pressure_label.text = f"Pressure: {bme680_pressure:.2f}hPa"

        #display.refresh()  # don't need this since auto-refresh is enabled

        await asyncio.sleep(1)

async def main():
    task1 = asyncio.create_task(read_bme680())
    task2 = asyncio.create_task(update_display())
    await asyncio.gather(task1,task2)  # this is preferred method to wait

asyncio.run(main())

Video of it doing its thing

IMG_3127.mp4