suspect the performance of drawImage implemented on top of single pixel operations will not be great.
Well it's using c code and spi_send_many that makes it extrem fast as you can see in this video.
c code
spi_send_many
https://youtu.be/SupaV3gxiq0
@MaBe started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Well it's using
c code
andspi_send_many
that makes it extrem fast as you can see in this video.https://youtu.be/SupaV3gxiq0