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  1. Teensy 4.0 + mcp23017 blink
  2. T4.0 Sleep modes
  3. Transpose / Offset incoming MIDI notes down an octave?
  4. Octows2811 No output
  5. Programming the Teensy
  6. Teensy 4 / 4.1 error / fault handling routine
  7. teensy 4 stopped working with adafruit Tlc59711 library
  8. Macbook unable to upload code to teensy
  9. Teensy 3.2 upload issue
  10. UARTS get mixed up on Teensy 4.1
  11. Teensy 3.2 and 3.5 EEPROM ISSUES
  12. KeyboardController::process_bluetooth_HID_data reports bad button press/release data
  13. MOCD208 opto isolator question
  14. Using the PGA (Programmable Gain Amplifier) without ADC - Teensy 3.2
  15. MKL02 not starting up
  16. Coding Neotrellis M4 with Mic onboard
  17. Teensy 3.5. Can I ad memory to the TX buffer?
  18. Disable volume thumbwheel on Audio Adaptor Rev. C
  19. Recording audio while sensing capacitive touch -- feasible?
  20. current + voltage measurement with INA260: common ground?
  21. pointers help for beginner
  22. ISP and Bootloader
  23. LED problem with Teensy 4.0 and TFT display
  24. Teensy stops responding after some time in outdoor installation
  25. TeensyLC dies on serial
  26. How to recover after I2C lost on 4.1?
  27. teency 3.2 and internal clock and backup battery
  28. Can I use Serial3 on T3.5 with an audio shield?
  29. Teensy 4.0 and BNO08x on SPI2 hangs
  30. Teensy 4 All-of-the-Above MIDI + Keyboard
  31. Irremote Teensy 3.2, enableIRIn() not working
  32. teensy 4.1 max VIn voltage
  33. SerialFlash Example Sketch "MP3Player" getting odd error, Teensy3.2
  34. Servo slows down when called in a class
  35. Dropped data from T4.X but not T3.X using MATLAB to read output of serial.write()
  36. Detect Whether SD Card Has Been Unplugged Teensy 4.1
  37. Teensy 3.6 and 5v tolerance.
  38. Teensy 4.0 - PC does not reconnect after Watchdog reset
  39. i2c support for Teensy 4.1
  40. Teensy 4.0/4.1 Windows PC adding a reset-possability without USB unplug/plug
  41. Teensy Lc Midi to Output
  42. Soft reset not working on Ubuntu 20.04 LTS - Please help
  43. Teensy 4.0 RAWHID from 64 to 1024 bytes (High Speed USB 2.0)
  44. Random bytes loss on USB serial port
  45. Teensy 3.5 pin 7 (RX3) conflict with SDI on ILI9341
  46. Unstable signals with many key presses on a midi keyboard matrix
  47. SdFat library on Teensy 4.1
  48. Adafruit_NeoPixel seens to be limited to 110 leds in the string
  49. 4.0 vs 3.2 with Adafruit 1.3" 240.x240
  50. How Long Can Teensy 4.1 Run Continuously Without Breaking
  51. HELP Audio Beeps with Teensy 4.1 and PT8211
  52. Ethernet on Teensy 4.1 - Beginner
  53. WS2812SERIAL error with DMAChannel.h
  54. SerialFlash RawHardwareTest errors, TeensyTransfer not detecing Prop Shield
  55. External Power and USB on 4.1
  56. Teensy 4.1 GPIO_6 Register Read Erratic Timing
  57. larger PSRAM chip
  58. T4.0 ra8875 display and i2c touch screen ..
  59. Increase the current consumption from 100mA to 500mA (Teensy 4.0)
  60. 4.1 w/Audio Shield trying to access 4.1 board SD Card
  61. Using i2c OLED screen with Teensy 4.1
  62. Hooking the USB isr on Teensy 4.x
  63. Problem with Serial Monitor in Arduino IDE
  64. PS2X_lib not working with Teensy 4.0 or 4.1
  65. What movie formatting is best for movie2sdcard Processing sketch?
  66. Teensy 4.1 USB Serial connection
  67. T3.5: SD.open failing
  68. Defining a const array with a loop?
  69. playing samples from SD card strange behavior
  70. Wire library without I2C Hangup bug
  71. No /dev device
  72. Weird Custom Teensy 3.2 Behavior
  73. Noise on GND When Driving Display with SPI1 on Teensy4.1
  74. No Teensy boards were found on any USB ports of your computer
  75. ILI9341_t3 library causing program to freeze
  76. Teensy 4.1 with HX8357 display issue
  77. Are D0 and D1 used on a Teensy 4.1
  78. Can a teensy 4.1 have two SPI buses running simultaneously
  79. Timerinterrupt for Teensy 4.1
  80. Teensy LC + Analog Joystick help
  81. Teensy 2.0 No Blinking and will only work if set to serial+keyboard+mouse+joystick
  82. teensy 4.1 wire,wire1
  83. Teensy 4.1 issues with Serial after wiring error
  84. teensy loader takes 25 seconds to start up
  85. Teensyduino for Teensy++ 1.0
  86. Teensy LC and softpot value issues
  87. Teensy 4.1 EXTMEM not working in header file, section attribute not allowed.
  88. Teensy 4.1 AGND (Retired?)
  89. 16 button Zelda midi controller - trouble with programming Teensy 2.0
  90. Teensy 4.1 - Alternate Pinout - Source of Truth
  91. Port Numbering:: Starting at 0 vs 1
  92. Paul request; Separate Vin/VUSB Teensy 3.2
  93. How would I use a Teensy 3.5 to wire switches to a flight sim (DCS World)
  94. Should an Adafruit SD card breakout work with a Teensy 4.0?
  95. Questions about dc coupled audio input to teensy 4.0/4.1.
  96. problem - Playing SD files
  97. FreqMeasure Library - how to get the total count?
  98. Is there any filter libraries for teensies out there?
  99. Teensy LC w/ Xinput "This device cannot start. (Code 10)"
  100. HX8357 SPI frequency with Teensy 4.1 (re-post from Adafruit forum)
  101. ER-TFTM032-3 - ILI9341 Issue
  102. portable Arduino-IDE compiler-error 'BUILTIN_SDCARD' was not declared in this scope
  103. Teensy 4.1 crash, using ILI9341 and ArduinoJson
  104. Teensy 4.1 onewire-read fails if USB-cabel supplied by USB-power-supply
  105. Teensy 4.1 GPIO direction switching behavior
  106. Teensy 4.0 crash with BigNumber variables
  107. Teensy 3.2 replacement for the Schottsky Diode - mouser part?
  108. Teensy 3.2 Hanging on RawHID Send
  109. Can I get a faster sample rate from Prop Shield IMU?
  110. ILI9341 2.8" - Location of SDIO pin headers?
  111. Intermittent touch function with 2.8" TFT
  112. Teensy 3.2 Mouse/RawHID USB Descriptor Failing
  113. non blocking Ethernet.begin() with cable disconnected & static IP ?
  114. Adafruit BMP390 over I2C with Wire.h on Teensy 3.6 ok but not for Teensy 4.1
  115. Aux input to OctoWS2811
  116. Teensy 4.1 Serial issue (lag)
  117. placement of zener diode for voltage protection for harware MIDI circuit?
  118. teensy midi
  119. max leds for one port
  120. Custom Teensy 3.6/2.0 Board Feedback
  121. Two Serial Links on one USB Serial cable
  122. Trouble using PJRC ILI9341 touchscreen (alternate pins) w/ audio adapter
  123. Using Sparkfun Flexible OLED Display and Library
  124. Flash Memory? What do I need to know.
  125. Teensy LC DAC only outputting 0-1.5V?
  126. general teensy
  127. USB Device: Serial + MTP possible?
  128. Teensy 4, Serial, Processing, FFT, ADC, SmartLED shield v5 [yeah, its a lot]
  129. Using the builtin LED pin for input (Teensy 3.5)
  130. Teensy 3.2 DAC output Low Amplitude
  131. ADCS input
  132. Teensy current requirements?
  133. Teensy 4.1 with Ethernet Kit: Sometimes link light not flashing --> no ethernet
  134. Differential analog read on Teensy 3.5 pins A12/A13: "ADC1: Wrong pin" error
  135. BMP280 from Adafruit doesn't work on Teeny 3.2
  136. example waveform.ino
  137. Configure Teensy 4.0 as both keyboard AND MIDI?
  138. Joystick.Button(1,1) causes the joystick axis' to jump to 0
  139. Teensy 4.x where to find documentation about the throughhole-contacts in the middle
  140. Push button Switch
  141. Why Setting the Wrong MIDI Baud Rate?
  142. ILI9341_t3n and 2x Screens on SPI1 - Flashing
  143. Help for a beginner
  144. noise on A0 when using audio shield
  145. DMA parallel output on T4.1
  146. DIY Teensy 3.2 Board
  147. Size of the 3.2's ferrite's
  148. XPLANE dataref-bug?
  149. Teensy 4.1 Code Pin layout ?
  150. Teensy 4.0 + Audio Shield - beginner help.
  151. Want to mirror SPI pins on Teensy4
  152. Using SPI1 or SPI2 in Radiohead library
  153. problem with USBhost with more than 1 MIDI port
  154. Ambient Lighting - Upgraded from UNO R3 to Teensy 4 and there are lots of issues.
  155. must change library to adress BNO055, help with code needed
  156. Teensy 4.1 - CPU Heat Limits
  157. Teensy 4.1 & Teensy 4.0 : Different Behavior with the Watchdog library
  158. Using a Teensy 4.1 with a remote relay (100 feet away)
  159. Problem with using Serial.printf/printf outside main.cpp in platformIO
  160. TouchscreenUSB.press X - Y Values
  161. easy way to get the name of a device connected to the USB host ?
  162. Teensy 4.1 USB Host Question
  163. 4.1 HW Encoder (more questions)
  164. sinf() on Teensy 4.0
  165. Teensy 4.1 as an SPI Slave
  166. Teensy 4.1 Has anyone managed to do Ethernet with selfmade board layout?
  167. mcp23s17 and sumotoy gpio_MCP23S17
  168. got the Teensy 4.1! Can I drive servos at 125 Hz?
  169. Teensy 4.1 freezes after receiving serial command
  170. Teensy4.0 ST7735 Freezing when using frame buffer.
  171. PWM Control of Brightness for TI TPS61165
  172. hid with MacOS catalina
  173. Teensy 4.1 ON/OFF Pin Access/Use
  174. Low USB connection latency on Teensy 4.0 + google chrome's new USB function
  175. I am having problem loading i2c_t3 library
  176. PPM and Joystick optimisation
  177. Problems with Teensy 3.6 Serial2 Tx buffers.
  178. Teensy4.0 and MCP23008 i2c issue
  179. I2S adafruit 98357a buzz, no audio
  180. teensy_loader_cli can't find baord
  181. midi in with 3.5mm connector overvoltage protection cuircuit
  182. SPI pin as Digital?
  183. MD_MAX72xx using HW SPI on Teensy
  184. Alternative FastLED and PWM 3.3v to 5V high speed digital isolators
  185. Cannot get DAC to work on custom teensy 3.6 board with 144LQFP chip version
  186. Teensy 3.2 RTC DST support
  187. Teensy 3.2 USB Keyboard Controller
  188. Teensy 4.1 and NativeEthernet lib Error
  189. Teensy LC and Teensy 4.0 output delay.
  190. TimeLib return type
  191. SSD1351 OLED display using HW SPI on Teensy 41
  192. hex file too large message
  193. Firmware update and communication using WIFI/Bluetooth and Teensy 4.x
  194. Using Teensy 4.1 as a Telnet Server
  195. A Long Road Already, Just Want to Compile and Upload
  196. Irregular SPI Behavior
  197. Converting pot reading range from 1.0 to 0.0
  198. very noisy differential amp setup
  199. Using Joystick and RawHID on Teensy 4.1
  200. Teensy 4.0 not showing up as 16c0:0486 but 1fc9:0135
  201. T4.1 NativeEthernet - Advanced Chat Server not working w/Telnet
  202. 4.1 with battery, single USB to program and charge. Device not recognized.
  203. Problem reading from SD card directly into PSRAM
  204. Initializing Variables in PSRAM from Audio Library Files?
  205. Teens 4.0 TLC59116 Led Driver
  206. Walking backwards in an SD directory
  207. Teensy 4.1 Audio and st7789_t3 SPI drop outs
  208. Teensy 4.0 How to write to LPI2C registers?
  209. Teensy 4.1 possible to hook up sdram?
  210. Is there any way to force an array to be in Teensy 3.6 SRAM_U?
  211. Problem with DS18B20 temperature sensor on Teensy4.1
  212. Encoder not working properly
  213. Wavetable Synth with TFT ILI9341 Display, interpolating issues
  214. Wavetable Synth Distortion issues with Audio Shield
  215. Power both Teensy 3.2 and Octo board
  216. ILI9341 - MISO pin unconnected
  217. Teensyduino code location
  218. interrupts on pins 13 & 14 doens't work
  219. ILI9488_t3 and alternative pins for CS, DC
  220. Cannot get serial data to work when connecting external power supply ground
  221. XPT2046 Library for SPI-1
  222. 5v encoder and Teensy 4.1 board
  223. Help! Very weird issue with FastLED + WS2812Serial
  224. AltSoftSerial on Teensy 4.1 - What pins should I use?
  225. FrequencyTimer2 change duty cycle
  226. Stepper Won't Reverse, Instead Cooks Eggs
  227. Ethernet (TCP) problems with Teensy 4.1
  228. Serial monitor can't read from Teensy 3.6 on Ubuntu 20.04 but can on Windows10
  229. Setting i2c pins in teensy 4.1
  230. Can't compile anything for my Teensies.
  231. Teensy 4.1 and WS2811 pixels
  232. Teensy 4.x Serial ports hanging?
  233. Two usb client ports
  234. Teensy4.1 Encoder-Problems
  235. DMA to PLL?
  236. Creating 150khz sine wave
  237. Interval Timer, Function Pointers, and Variables.
  238. Do I need to use a resistor with this SSR?
  239. Teensy 4.0 FOR statement not working
  240. Teensy 4.0 freezes using Snooze and EEPROM.put
  241. running NativeEthernet flat out....but why is delay needed?
  242. Using USB2 on Teensy 3.6
  243. No longer able to write to Teensy ++ 2.0
  244. need advises for designing low noise circuits
  245. GPS reception blocked by RFI
  246. For Teensy 4.x: Is it possible to switch pin 13 to off or low during boot?
  247. UDP Broadcast with NativeEthernet?
  248. IntervalTimer inaccuracy? Discipline? Scope Video included
  249. Teensy 3.5 Use of A10 as digital write.
  250. Teensy 2 renaming game controllers