Merge pull request #25 from DJDevon3/local

TFT Featherwing Code & BMP Examples

Author: FoamyGuy

examples/bitmapsaver_screenshot_tft_featherwing.py

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+# SPDX-FileCopyrightText: 2022 DJDevon3 for Adafruit Industries
+# SPDX-License-Identifier: MIT
+"""Screenshot on a 3.5" TFT Featherwing (integrated SD Card)"""
+# pylint:disable=invalid-name
+import board
+import digitalio
+import displayio
+import adafruit_sdcard
+import storage
+from adafruit_hx8357 import HX8357
+from adafruit_bitmapsaver import save_pixels
+
+displayio.release_displays()
+
+# 3.5" TFT Featherwing is 480x320 pixels
+DISPLAY_WIDTH = 480
+DISPLAY_HEIGHT = 320
+
+# Initialize Protocol Busses and SD Card
+spi = board.SPI()
+cs = digitalio.DigitalInOut(board.D5)
+sdcard = adafruit_sdcard.SDCard(spi, cs)
+vfs = storage.VfsFat(sdcard)
+displayio.release_displays()
+
+# Setup Pinouts according to your feather board
+tft_cs = board.D9
+tft_dc = board.D10
+display_bus = displayio.FourWire(spi, command=tft_dc, chip_select=tft_cs)
+display = HX8357(display_bus, width=DISPLAY_WIDTH, height=DISPLAY_HEIGHT)
+
+# Mount Virtual File System
+virtual_root = "/sd"
+storage.mount(vfs, virtual_root)
+
+print("Taking Screenshot... ")
+save_pixels("/sd/screenshot.bmp", display)
+print("Screenshot taken")

guide/tft_featherwing_screenshot1.bmp

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+# SPDX-FileCopyrightText: 2022 DJDevon3 for Adafruit Industries
+# SPDX-License-Identifier: MIT

guide/tft_featherwing_screenshot1.bmp.license

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+# SPDX-FileCopyrightText: 2022 DJDevon3 for Adafruit Industries
+# SPDX-License-Identifier: MIT