求各位大神看看，项目建立错误这是怎么回事

[南沐Yomi]

Build target 'Target 1'
compiling lcd1602.c...
linking...
BL51 BANKED LINKER/LOCATER V6.22 - SN: Eval Version
COPYRIGHT KEIL ELEKTRONIK GmbH 1987 - 2009
"STARTUP.obj",
"lcd1602.obj",
"main.obj"
TO "jjjjjjjj"
RAMSIZE(256)
******************************************************************************
* RESTRICTED VERSION WITH 0800H BYTE CODE SIZE LIMIT; USED: 137CH BYTE (243%) *
******************************************************************************
Program Size: data=80.0 xdata=0 code=7762
LINK/LOCATE RUN COMPLETE. 0 WARNING(S), 0 ERROR(S)
*** FATAL ERROR L250: CODE SIZE LIMIT IN RESTRICTED VERSION EXCEEDED
MODULE: C:\KEIL\C51\LIB\C51S.LIB (-----)
LIMIT: 0800H BYTES
Target not created
求各位大神告诉我，不断出现这个问题是怎么了？项目建立不起来

[dceacho]

Eval Version 试用版本，没有注册 你网上找个对应的注册机注册一下就行了