
Timetrackr is a LED Clock and Temperature sensor, using a RP2040 microprocessor and HT16K33 LED driver.
To get started, assemble your Timetrackr, then plug it into a power source. You can use the provided USB-C cable with a USB charger or a computer.
| Assembled Dimensions | |
|---|---|
| Width | 70mm (2.76in) |
| Height | 60mm (2.36in) |
| Depth | 20mm (0.79in) |
The board's firmware can be replaced over its USB cable. Pick a version below, put the board in bootloader mode, and copy the file onto the drive it shows up as.
c59c1b4af463d9abda36df9e28fc8b39e03245698128570a0c9958174ec44086Either restart it into bootloader mode over USB (Chrome or Edge, with the board plugged in and running):
or unplug it, hold down its BOOTSEL button, plug it back in and let go. Either way it shows up on your computer as a drive called RPI-RP2 (RP2350 on newer chips).
Pick the drive, and the page copies the firmware onto it:
Once the file has copied across the drive disappears and the board starts the new firmware. Your computer may say the drive wasn't ejected properly; that's fine.
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