I can't compile a program to use the led at arm7. It show this message: crt0.o: In function `start': crt0.o(.text+0x2c): undefined reference to `main' crt0.o(.text+0x30): undefined reference to `exit' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o: In function `timer_irq': /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0x18): undefined reference to `read_t imer_status' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o: In function `delay': /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0x60): undefined reference to `delay_ microsec' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o: In function `MainApplication': /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xa8): undefined reference to `define _as_pio' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xb4): undefined reference to `define _as_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xc0): undefined reference to `set_pi o_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xc8): undefined reference to `read_t imer_status' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xcc): undefined reference to `init_t imer_irq' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xd8): undefined reference to `clear_ pio_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xe8): undefined reference to `clear_ pio_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xf8): undefined reference to `set_pi o_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0x108): undefined reference to `set_p io_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xc8): undefined reference to `read_t imer_status' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xcc): undefined reference to `init_t imer_irq' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xd8): undefined reference to `clear_ pio_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xe8): undefined reference to `clear_ pio_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xf8): undefined reference to `set_pi o_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0x108): undefined reference to `set_p io_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xc8): undefined reference to `read_t imer_status' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xcc): undefined reference to `init_t imer_irq' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xd8): undefined reference to `clear_ pio_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xe8): undefined reference to `clear_ pio_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0xf8): undefined reference to `set_pi o_output' /cygdrive/c/WINDOWS2/TEMP/ccYSEtF8.o(.text+0x108): undefined reference to `set_p io_output' collect2: ld returned 1 exit status Can somebody explain to me what is happening? please. __________________________________________________________________________ Acabe com aquelas janelinhas que pulam na sua tela. AntiPop-up UOL - É grátis! http://antipopup.uol.com.br/