- OLED Pin #1 to Feather GND
- OLED Pin #2 to Feather 3.3V
- OLED Pin #4 to Feather D6
- OLED Pin #7 to Feather SCK
- OLED Pin #8 to Feather MOSI
- OLED Pin #15 to Feather D5
- OLED Pin #16 to Feather D9
Screen Prep
Solder the header pins to the screen as shown here. We'll use a removable cable connector to wire the screen to the Feather Doubler board.
Feather Doubler Prep
Solder socket headers for the Feather M4 on one section of the Doubler and upward mounted pin headers on the other -- these are where we'll plug in the wiring for the display.
Wiring
Following the diagram at the top of the page, wire the display to the Feather Doubler as shown here.
Optionally, use a 2x20 wire housing as shown here to neaten up the display connection. This makes it simpler to disconnect and reconnect the display.
Bezel & Screen Installation
Use your soldering iron at a low heat setting to install the heat-set inserts in the cabinet.
Place the bezel and screen inside the cabinet as shown and screw in the M2.5x10mm screws.
Control Panel
You can print a replica of the control panel on adhesive vinyl decal paper to add to those perfect little details.
Feather Mount
Screw four sets of M2.5 x 8mm hex standoffs to the Feather Doubler as shown using four M2.5 x 4mm screws.
Place the doubler inside the cabinet as shown and fasten from underneath with four M2.5 x 6mm screws.
Add four adhesive bumper feet.
Optional Battery & Switch
If you plan to run on USB wall power, this is unnecessary, but if you want the option of portability to show it off when on the go, you can plug a LiPoly battery into the Feather and add a small SPST slide switch wired to Feather En(able) and GND, as shown in the Fritzing diagram.
Page last edited April 30, 2025
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