Look Who it Was Random video

OLEDiTREK showing OLEDiSTATS and OLEDiLOADER demo

1,077 views · Published 8 December 2017 · 11:07 · Indexed 21 September 2026

Channel: iHayri1 · 2017 · Science & Technology

Watch on YouTube

Please send me a message if you are interested, more info below.
Pin Mapping for OLEDiTREK

D0  = RX and + button on the OLEDiTREK
D1  = TX and - button
D2  = in or output on the 3.5mm socket
D3  = RX from GPS module
D4  = top right LED
D5  = down/left button
D6  = bottom left LED
D7  = bottom right LED
D8  = top left button
D9  = piezo speaker that also has a slide switch on the line to be able to manually mute it
      and goes also to a pin header
D10 = chip select for the microSD card slot
D11 = MOSI for the microSD card slot
D12 = MISO for the microSD card slot
D13 = top right LED and SCK  for the microSD card slot


A0 = rotary encoder
A1 = rotary encoder
A2 = digital out for the Neopixel data line
A3 = center button on the rotary encoder also used to upload code from the sd card
A4 = SDA and 
A5 = SCL go to the display, the RTC chip, the 10 dof module and to a 5 pin female pin header on top ot the OLEDiTREK,
     the fifth pin is also out or input for D9
A6 = has a voltage divider and is connected to the lipo battery so you can measure actual battery voltage
A7 = has also a voltage divider for up to 20 volts and is connected to the other pin on the 3.5mm jack

Codes for OLEDiTREK:

01. 3DGT-GPS, 3 Digit GPS Speedo
02. 8-BALL, Game clone OF Magic Ball
03. ALTLOGGR, Altitude logger for model rockets
04. ALTIMAX, temperature, altitude and pressure display with min and max value display
05. ANLOGRPM, rpm meter with up to 8.000.000 rotation display = over 130.000 Hz
06. ARTCLOCK, Art Deco clock
07. AXEL-F, Soundtrack melody
08. CALENDAR
09. CLOCK-1, Clock eeprom setup
10. CLOCK-2, Clock code to run
11. DICE, Dice roll game
12. DINOGAME
13. EAGLE, Wing flapping Eagle logo
14. ENC-TEST, test to run with the rotary encoder
15. FREQ-GEN, Oscilloscope and Frequency generator
16. FRQCOUNT, Frequency counter in Hz
17. HOURMTR, Hour meter with reset
18. I2C-SCAN, I2C Scanner
19. IR-TEMP, IR Temperature meter
20. JUMP-BOY, Game
21. KN8RIDER, Neopixel Larson Scanner
22. LEVEL, Level meter
23. LOADER, OLEDiTREK Menu
24. MINIVOLT, Voltmeter demo
25. MOONPHAS, Moonphase calculator
26. NEPOLICE, Neopixel Police Light
27. OLEDTRAK, GPS Tracker to SD card logger
28. POLICELD, Police Light with LED's
29. RPM-SIMU, rpm simulator
30. RTCSETT, onboard RTC chip setter from GPS signal (DS3231)
31. SFCAVE, Flying through a cave with the center button
32. SIMON, Classic Simon Game with score board
33. SPACEINV, Space Invader game with sound
34. STARWAR, Starwars theme melody
35. TOASTER, Classic Flying Toaster screensaver from the 90's
36. TREK-GPS, GPS app with speed, time, date and location
37. TREKVOLT, Voltmeter with voltage divider to measure car voltage
38. VARIOMTR, Variometer app
39. XMASTREE, various XMAS trees with Jingle Bells melody

3.5mm audio jack pinout:

Pin 1 = 3.3V out
Pin 2 = D2
Pin 3 = A7 analog in with voltage divider
Pin 4 = GND

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Enjoy :-)

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