Basic30 Language Reference
Variables

Variable Types

Boolean 1 Bit variable 1 or 0
uByte Unsigned 8 bit 0 to 255
Byte Signed 8 bit -128 to 127
uInteger Unsigned 16 bit 0 to 65,535
Integer Signed 16 bit -23,768 to 32,767
uLong Unsigned 32 bit 0 to 4,294,967,296
Long Signed 32 bit -2,147,483,648 to 2,147,483,647
Single 32 bit floating point  

Notes concerning 8 bit variables:.