Can I switch between CircuitPython, MicroPython, IDF or even Arduino IDE? You can switch between each development environment, but each time you will need to put your board into download mode... tinys3 nanos3 pros3 tinys2 feathers2 feathers2-neo feathers3
Devices powered from the 2nd LDO power down when the ESP32 goes into deep sleep That’s correct! LDO 2 is tied to both a user controllable IO and VDD for the Flash/PSRAM, so when the... pros3 feathers2 feathers2-neo feathers3
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... nanos3 pros3 tinys2 tinys3 feathers2 feathers2-neo feathers3
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... nanos3 pros3 tinys2 tinys3 feathers2 feathers3 feathers2-neo
The ORANGE charge LED blinks when no battery is connected That is the correct behaviour! The charge IC can’t tell the difference between a full battery and no battery, so... pros3 nanos3 tinys3 feathers2-neo feathers2 feathers3
The RED power LED doesn’t light up when running off battery That is by design! The power and charge LEDs and corresponding resistors drain the battery, so they’ve been isolated to... pros3 tinys2 tinys3 nanos3 feathers2 feathers2-neo feathers3
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... tinypico-nano nanos3 feathers2 feathers2-neo feathers3
What voltage range can the 5V pin accept and is it an input and output? The 5V pin on your board is an in and out pin. As an input, it will accept a voltage... tinypico pros3 tinypico-nano tinys2 tinys3 nanos3 feathers2 feathers2-neo feathers3