Stm32f103ze buzzer and keys to cooperate with the experiment, including the library functions and registers of the two operating versions, notes in detail, very useful for beginners.

exp03-Key、Beep\Key、Beep-寄存器\Key、Beep\Key.build_log.htm
...............\................\.........\Key.uvgui.Administrator
...............\................\.........\Key.uvgui_Administrator.bak
...............\................\.........\Key.uvopt
...............\................\.........\Key.uvproj
...............\................\.........\Key_key.dep
...............\................\.........\Key_uvopt.bak
...............\................\.........\Key_uvproj.bak
...............\................\.........\Libraries\CMSIS\CM3\CoreSupport\core_cm3.c
...............\................\.........\.........\.....\...\...........\core_cm3.h
...............\................\.........\.........\.....\...\DeviceSupport\ST\STM32F10x\Release_Notes.html
...............\................\.........\.........\.....\...\.............\..\.........\startup\arm\startup_stm32f10x_cl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_hd.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_hd_vl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_ld.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_ld_vl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_md.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_md_vl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_xl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\gcc_ride7\startup_stm32f10x_cl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\.........\startup_stm32f10x_hd.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\.........\startup_stm32f10x_hd_vl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\.........\startup_stm32f10x_ld.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\.........\startup_stm32f10x_ld_vl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\.........\startup_stm32f10x_md.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\.........\startup_stm32f10x_md_vl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\.........\startup_stm32f10x_xl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\iar\startup_stm32f10x_cl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_hd.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_hd_vl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_ld.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_ld_vl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_md.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_md_vl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_xl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\TrueSTUDIO\startup_stm32f10x_cl.s
...............\................\.........\.........\.....\...\.............\..\.........\.......\..........\startup_stm32f10x_h

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