English strings can be displayed on the KOI screen.
Load KOI Extension: https://github.com/KittenBot/pxt-koi¶
Blocks for displaying text:
We can add a delay to specify the duration shown.
The coordinates refer to the top left corner of the text. See figure below for explaination of coordinates.
Download the program to Micro:bit.
Pressing button A on the Micro:bit to display “Kittenbot” on the screen. Pressing button B to display “KOI” for 2 seconds.
Extension Version and Updates¶
There may be updates to extensions periodically, please refer to the following link to update/downgrade your extension.
2: Does KOI work with 3V input?¶
· A: No, KOI only works with 5V.
3: Why does the text disappear after a short while?¶
· A: Since the dislay of the KOI keeps refreshing, the text cannot persist on the screen for a long time. For displaying persisting text, considering connecting an I2C OLED screen.