User`s guide

C for DSP56800E
Number Formats
114
Targeting MC56F83xx/DSP5685x Controllers
Table 6.1 56800E Ordinal Types
Type Option Setting Size
(bits)
Range
char Use Unsigned Chars is
disabled in the C/C++
Language settings panel
8 -128 to 127
Use Unsigned Chars is
enabled
8 0 to 255
signed char n/a 8 -128 to 127
unsigned char n/a 8 0 to 255
short n/a 16 -32,768 to 32,767
unsigned short n/a 16 0 to 65,535
int n/a 16 -32,768 to 32,767
unsigned int n/a 16 0 to 65,535
long n/a 32 -2,147,483,648 to
2,147,483,647
unsigned long n/a 32 0 to 4,294,967,295
pointer small data model (“Large
Data Model” is disabled in
the M56800E Processor
settings panel)
16 0 to 65,535
large data model (“Large
Data Model” is enabled)
24 0 to 16,777,215