How to Clone GadgetCat Raspberry Pi TFT + Touchscreen image to your SD Card on Mac OSX.
Download and Install SD Card Formatter: https://www.sdcard.org/downloads/formatter_4/eula_mac/
1) Unzip the image file by double clicking on it
2) Plug your SD Card into the computer and run the SDFormatter.
Note: THIS OPERATION ERASES EVERYTHING ON YOUR SD CARD.
1. Select “Overwrite format”
2. Make sure you have selected your SD Card, and not something else
3. Click “Format”
4. Eject your newly formatted SD Card in preparation for the next step.
3) Run Pi Filler and follow the instructions on the screen:
1. Pi Filler should display the amount of time remaining for the SD card to be written. If it does not, just wait until it notifies you that the write is complete.
4) Eject the SD Card from your computer.
5) Making sure that your Raspberry Pi is powered off and unplugged from the USB Power cable, and plug it into your Pi
and plug it into your Pi. If your TFT Screen is already set up, the touchscreen screen should be completely black!
6) The image file you’ve installed has already been calibrated using Adafruit’s TFT Touchscreen Guide: http://learn.adafruit.com/adafruit-pitft-28-inch-resistive-touchscreen-display-raspberry-pi/touchscreen-install-and-calibrate but if you experience any problems with your touchscreen, you can follow the same guide to calibrate your screen. The guide also shows you how to display images and play videos directly from the screen!
7) If you used an SD Card larger than 4GB and would like to use the rest of your card for your Pi, you’ll need to expand your Raspberry Pi Partition (fuse-ext2) partition so that it will use the extra unallocated space. To do so, first open the LXTerminal program from your Raspberry Pi Desktop.
1. In LXTerminal, type in “sudo raspi-config” (without quotes) and press enter.
2. Select “Expand Filesystem” and press enter.
3. Once the process is complete, you’ll receive a notification that the root partition has been resized and that the filesystem will be enlarged after a reboot.
4. Click “<Ok>” and type use the right arrow key to select “Finish” and press enter.
5. Reboot when prompted. It may take a few seconds for your Raspberry Pi to shutdown so take it easy.
You’re all set! Your Raspberry Pi will reboot back to the desktop and you can then start using it as well as the TFT Touchscreen to your heart’s desire!