Based tq2440 buzzer bare procedures. Pro-test, you can.

KEIL_MDK_beep\beep_1.axf
.............\beep_1.bin
.............\beep_1.htm
.............\beep_1.lnp
.............\beep_1.map
.............\beep_1.plg
.............\beep_1.tra
.............\beep_1.uvgui.Administrator
.............\beep_1.uvgui_Administrator.bak
.............\beep_1.uvopt
.............\beep_1.uvproj
.............\beep_1_Target 1.dep
.............\beep_1_uvopt.bak
.............\beep_1_uvproj.bak
.............\beep_main.c
.............\beep_main.crf
.............\beep_main.d
.............\beep_main.o
.............\retarget.crf
.............\retarget.d
.............\retarget.o
.............\S3C2440.d
.............\S3C2440.lst
.............\S3C2440.o
.............\S3C2440.s
.............\utput\beep_1.bin
.............\utput
KEIL_MDK_beep

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