Quantity | Component name | |
1 | × | 3.2" 320x240 ILI9341 SPI display https://www.amazon.com/gp/product/B07KPD4DHD |
1 | × | Teensy 4.1 with (1) 8MB PSRAM added https://www.pjrc.com/store/teensy41.html |
1 | × | 18650 battery & charger https://www.amazon.com/gp/product/B0129F9BXK |
3 | × | 10k ohm resistor |
3 | × | 3.3k ohm resistor |
1 | × | 0.1uF disc capacitor |
64 | × | 6mmx6mm momentary pushbutton switches |
1 | × | CR2032 battery holder Mouser p/n 534-101 |
1 | × | CR2032 battery |
1 | × | 3-pin header for printer port (optional) |
4 | × | M2.5 screws (for display) |
1 | × | Micro SD card (I'm using a 16GB card, smallest that seems reasonable in 2020) |
1 | × | custom PCB... |
1 | × | 3.5mm headphone jack Mouser p/n SJ1-3524N |
1 | × | USB A Female jack Mouser p/n UE27AC54100 |
1 | × | 3.3v linear regulator Mouser p/n LD1117V33 |
1 | × | 2n3904 PNP transistor Mouser p/n 2N3904-AP |
1 | × | nts2101p P-channel MOSFET Mouser p/n nts2101pt1g |
1 | × | 5v boost regulator https://www.amazon.com/KOOBOOK-Step-up-Voltage-Converter-Module/dp/B07TV9TGYD |
1 | × | more headers, however you'd like to attach things... |
1 | × | ESP8266 ESP-01 (optional, for *future* ethernet support) |
1 | × | Parallax 27800 Joystick, 2-Axis, 1.64" x 1.2" x 1.1" Mouser p/n 619-27800 |
2 | × | Brass M2.5 Standoffs 16mm tall, 2 pk (need 4 standoffs total) https://www.adafruit.com/product/2337 |
2 | × | SPDT through-hole switch Mouser p/n 642-MMS1208 |
1 | × | speaker Mouser p/n AST-03032MR-R |
1 | × | 18650 battery holder I bought this 2-pack - https://www.amazon.com/gp/product/B00FGX8NVO |