i may correct myself 
as of arduino version 0004 we have a new serial function
use serial.print( 90, BYTE); instead.
i must admit that i have no real experience with the new version yet. but that's how it's documented.
i may correct myself
as of arduino version 0004 we have a new serial function
use serial.print( 90, BYTE); instead.
i must admit that i have no real experience with the new version yet. but that's how it's documented.