pIRkey - Python Programmable InfraRed USB Adapter
USB HID adapter with an ATSAMD21 microcontroller and IR receiver that translates incoming IR remote signals into keystrokes, mouse events, or USB serial data. Appears as a standard USB keyboard/mouse; programmable in Python.
Pinout
- USB A 5V
USB Type-A plug 5V supply; Adafruit Learn says the USB pads have Ground, D+, D- and 5V power, with 5V regulated down to power the pIRkey.
Type · powerVoltage · USB 5V input per Adafruit Learn pinouts page. - USB A GND
USB Type-A plug ground connection; Adafruit Learn lists Ground as one of the USB pads.
Type · groundVoltage · 0V - USB A D+
USB data plus line used by the onboard ATSAMD21E18 to send and receive USB data; Adafruit Learn states D+/D- are what the onboard chip uses to send/receive data.
Type · usb data - USB A D-
USB data minus line used by the onboard ATSAMD21E18 to send and receive USB data; Adafruit Learn states D+/D- are what the onboard chip uses to send/receive data.
Type · usb data - Reset button
On-board reset control; Adafruit Learn states one click resets and double-click enters bootloader mode.
Start wiring
Single data line · I2C · 3.3 – 5 V · Breakout
Verify supply voltage and logic levels before powering up.
Module pins: USB A 5V, USB A GND. Schematik maps them to your board in the app.
Infrared
20 other optionsTSOP38238 and TSMP96000 for remote-control receive and learn, Adafruit STEMMA IR transceiver for send/receive, IR break-beam and photoelectric switches for presence, and Grove/M5Stack MLX90614 modules for contactless temperature.
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