It can generate a 50hz sine wave

spwm
....\DMA_SPWM
....\........\DMA_SPWM.c
....\........\DMA_SPWM.h
....\exit+tim
....\........\extim.c
....\........\extim.h
....\keilkilll.bat
....\LCD
....\...\font.h
....\...\lcd.c
....\...\lcd.h
....\MDK
....\...\14_TouchScreen.uvgui.Administrator
....\...\14_TouchScreen.uvgui.C--R
....\...\14_TouchScreen.uvgui.zgkxzx
....\...\14_TouchScreen.uvopt
....\...\14_TouchScreen.uvproj
....\...\24cxx.c
....\...\24cxx.h
....\...\ADS115-2.c
....\...\ADS115-2.h
....\...\ads115-3.c
....\...\ads115-4.c
....\...\ads115.c
....\...\ads115.h
....\...\anjian.h
....\...\ARMJISHU_TouchScreen_ADS7843.c
....\...\ARMJISHU_TouchScreen_ADS7843.h
....\...\chfont.h
....\...\Debug
....\...\.....\工程模板.hex
....\...\font.h
....\...\fonts.h
....\...\ili9320_api.c
....\...\ILI93xx.c
....\...\JLink Regs CM3.txt
....\...\JLinkSettings.ini
....\...\key.c
....\...\key.h
....\...\lcd_zx.c
....\...\lcd_zx.h
....\...\led.c
....\...\led.h
....\...\main.c
....\...\myiic.c
....\...\myiic.h
....\...\pwm.c
....\...\pwm.h
....\...\spwm.h
....\...\stm32f10x_conf.h
....\...\stm32f10x_it.c
....\...\stm32f10x_it.h
....\...\testmain.c
....\...\touch.c
....\...\touch.h
....\...\_mingw.h
....\SYSTEM
....\......\delay
....\......\.....\delay.c
....\......\.....\delay.h
....\......\sys
....\......\...\sys.c
....\......\...\sys.h
....\......\usart
....\......\.....\usart.c
....\......\.....\usart.h
....\TIM2_pwm捕获
....\............\testmain.c
....\............\TIM2_PWMIC.c
....\............\TIM2_PWMIC.h
....\公共
....\....\Libraries
....\....\.........\CMSIS
....\....\.........\.....\CM3
....\....\.........\.....\...\CoreSupport
....\....\.........\.....\...\...........\core_cm3.c
....\....\.........\.....\...\...........\core_cm3.h
....\....\.........\.....\...\DeviceSupport
....\....\.........\.....\...\.............\ST
....\....\.........\.....\...\.............\..\STM32F10x
....\....\.........\.....\...\.............\..\.........\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
....\....\.........\.....\...\.............\..\.........\stm32f10x.h
....\....\.........\.....\...\.............\..\.........\stm32f10x_conf.h
....\....\.........\.....\...\.............\..\.........\system_stm32f10x.c
....\....\.........\.....\...\.............\..\.........\system_stm32f10x.h
....\....\.........\.....\Documentation
....\....\.........\.....\License.doc
....\....\.........\STM32F10x_StdPeriph_Driver
....\....\.........\..........................\inc
....\....\.........\..........................\...\misc.h

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