使用gd32f303cct6,本人不会32单片机,就想像51那样开发32,寄存器开发不用库,现在新建工程遇到问题需要帮忙
,main的那一行就有叹号,以下是keil编译处的错误
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Rebuild started: Project: cct6
*** Using Compiler 'V6.19', folder: 'C:\keil\ARM\ARMCLANG\Bin'
Rebuild target 'Target 1'
cct6.c(1): warning: type specifier missing, defaults to 'int' [-Wimplicit-int]
main ()
^
cct6.c(1): warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
main ()
^
void
2 warnings generated.
compiling cct6.c...
assembling startup_gd32f30x_hd.s...
linking...
.\Objects\cct6.axf: Error: L6218E: Undefined symbol SystemInit (referred from startup_gd32f30x_hd.o).
Not enough information to list image symbols.
Not enough information to list load addresses in the image map.
Finished: 2 information, 0 warning and 1 error messages.
".\Objects\cct6.axf" - 1 Error(s), 2 Warning(s).
Target not created.
Build Time Elapsed: 00:00:00
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