Do I need drivers for my board?
ESP3-S2 & ESP32-S3 If you are using an Unexpected Maker ESP32-S2 or ESP32-S3 board and are running Linux, macOS or...
Boards
Help specific to a particular Unexpected Maker board or group of boards
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How do I erase the flash on my board?
Often you’ll want to erase the flash of your board to get it back to a clean state. This is... -
How to put your board into download mode
Instructions to get your board into download mode -
How to put your board into UF2 Bootloader Mode
Putting your board into UF2 Bootloader will force your board to restart and present you with a USB mass storage... -
I’m getting WiFi stability issues on my ESP32-S3 board
On my P4 and P7 revision boards, you may occasionally see issues when using a WiFi channel lower than 6,... -
I’m trying to use the RGB LED, but it’s not lighting up
On the ProS3, FeatherS3, FeatherS2 and FeatherS2 Neo, the RGB LED is powered via LDO2, so you need to enabled... -
I’ve plugged in a new TinyPICO but it doesn’t show as a serial port
The TinyPICO V2 uses a SiLabs CP2104 to connect the USB to the PICO-D4, so you need to make sure... -
My board gets hot, especially when running on wifi for long periods
The ESP32/ESP32-S2/ESP32-S3 chips are very powerful for their size, and when running with the radio turned on, especially for long... -
No USB or USB connectivity issues with my ESP32-S2 or ESP32-S3 board
Problem: USB Serial port does not appear after flashing your code? CDC On Boot If using Arduino IDE, have you... -
On the pinout cards, some IO are listed as strapping pins. What does that mean?
A strapping pin is a pin/IO that is used by the ESP32 during it’s boot up cycle to set certain... -
RX & TX pins are not coupled with the internal USB, what are they used for?
RX & TX are still connected to UART0 during the ESP32 boot-up process and will output (and accept input) during... -
USB disconnects when going into deep sleep
On Unexpected Maker ESP32-S2 and ESP32-S3 boards, that is the correct behaviour. Unexpected Maker boards leverage the new native USB... -
What dev environment are UM boards shipped with?
All of my ESP32-S2, ESP32-S3 and ESP32-C6 development boards ship with CircuitPython on them. My TinyPICO boards ship with MicroPython... -
What does the EN pin on the header do?
The EN pin exposed on the headers of some Unexpected Maker boards, is tied to the 3V3 LDO on the... -
What does the RESET pin and button actually do?
The Reset pin on all ESP32 chips (also known as the EN pin) is a power shutdown pin, that when... -
What firmware is on my board when I receive it?
ESP32-S2 & ESP32-S3 All ESP32-S2 and ESP32-S3 boards that ship from Unexpected Maker come with a version of CircuitPython installed,... -
What is BLING! ?
BLING! Is a magnificent RGB LED board, boasting 320x 1x1mm Addressable RGB LEDs in an array of 40×8. Hello BLING!... -
What version of Bluetooth is on my board?
Unexpected Maker TinyPICO and ESP32-S3 boards ship with Bluetooth capabilities, but they differ in what classes you get and the... -
What WiFi and BLE range can I expect?
This is really a tough question to answer as there are so many external factors that can affect WiFi &... -
Which pins can do PWM?
Almost all IO on an ESP32 can do PWM – they are no specific IO reserved for this. You are...