What is the value of '_bufferSize'?
'different from that?'
Yes, check the MDN example below
'but seemingly doesn't update the RAM of the paper'
Might be SPI timing or how the display handles a specified number of inboound chars. Without the datasheets, and all of the source code, not attempting a guess.
Writing an effective forum post that will get viewed and generate desired results
Have these resources been found, good examples on UintxxArray() usage
spi.send with Uint16Array
Uint8Array - is it really an array? And what about the other Uint#Arrays?
It appears the array is initialized with one char, not every location
Check the example using method fill()
while I am fiddling around with driving an epaper display with Espruino Wifi I'm still having issues with writing data. Just to be sure:
different from that?
First one actually writes the RAM of the paper correctly and after update it will display correcty, but its slow (3.5s for 5800bytes).
Second one is fast, but seemingly doesn't update the RAM of the paper, because after update it still displays the same.
In the reference it says: