Atmel CAVR-4 Manual De Usuario

CAVR-4

Part 2. Compiler reference

The following section gives reference information about each segment. For detailed 
information about the extended keywords mentioned here, see the chapter Extended 
keywords.

CODE

Holds 

_ _nearfunc

 program code. 

CODE

Flash. The address range is 

0x0–0x01FFFE

.

By default, functions are placed in the 

CODE

 segment when using any of the processor 

options 

-v0

, 

-v1

, 

-v2

, 

-v3

, or 

-v4

. A function is also placed in the 

CODE

 segment if 

you are using any of the processor options 

-v5

 or 

-v6

 and explicitly declare the function 

_ _nearfunc

.

CSTACK

Holds the internal data stack. 

DATA

Data. The address range depends on the memory model:

Tiny

0x0–0xFF

Small

0x0–0xFFFF

Large

0x0–0xFFFFFF

Maximum 64 Kbytes stack.

CSTACK must not cross a 64-Kbyte 

boundary.