GB60 RAM 问题

ziyoulangzi

        大家好，我用的是MC9S08GB60A    编译时出现 L1102ut of allocation space in segment RAM...
我知道是内存问题，这是project.prm定义，各位高手知道怎么改吗？谢谢
NAMES END /* CodeWarrior will pass all the needed files to the linker by command line. But here you may add your own files too. */
SEGMENTS /* Here all RAM/ROM areas of the device are listed. Used in PLACEMENT below. */
    Z_RAM                    =  READ_WRITE   0x0080 TO 0x00FF;
    RAM                      =  READ_WRITE   0x0100 TO 0x107F;
    ROM                      =  READ_ONLY    0x182C TO 0xFFAF;
    ROM1                     =  READ_ONLY    0x1080 TO 0x17FF;
    ROM2                     =  READ_ONLY    0xFFC0 TO 0xFFCB;
 /* INTVECTS                 =  READ_ONLY    0xFFCC TO 0xFFFF; Reserved for Interrupt Vectors */
END
PLACEMENT /* Here all predefined and user segments are placed into the SEGMENTS defined above. */
    DEFAULT_RAM                         /* non-zero page variables */
                                        INTO  RAM;
    _PRESTART,                          /* startup code */
    STARTUP,                            /* startup data structures */
    ROM_VAR,                            /* constant variables */
    STRINGS,                            /* string literals */
    VIRTUAL_TABLE_SEGMENT,              /* C++ virtual table segment */
    DEFAULT_ROM,
    COPY                                /* copy down information: how to initialize variables */
                                        INTO  ROM; /* ,ROM1,ROM2: To use "ROM1,ROM2" as well, pass the option -OnB=b to the compiler */
    _DATA_ZEROPAGE,                     /* zero page variables */
    MY_ZEROPAGE                         INTO  Z_RAM;
END

STACKSIZE 0x50
VECTOR 0 _Startup /* Reset vector: this is the default entry point for an application. */
 

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Garfield-94837

是不是你全局变量太多，ram放不下了，看能不能尽量用局部变量或者定义成const放到flash里面

mickeytest-1827

放在Z－RAM就解决了