File list (Check if you may need any files):
SIM900A TCP
...........\Libraries
...........\.........\CMSIS
...........\.........\.....\CoreSupport
...........\.........\.....\...........\core_cm3.c
...........\.........\.....\...........\core_cm3.h
...........\.........\.....\DeviceSupport
...........\.........\.....\.............\startup_stm32f10x_hd.s
...........\.........\.....\.............\stm32f10x.h
...........\.........\.....\.............\system_stm32f10x.c
...........\.........\.....\.............\system_stm32f10x.h
...........\.........\StdPeriph_Driver
...........\.........\................\inc
...........\.........\................\...\misc.h
...........\.........\................\...\stm32f10x_adc.h
...........\.........\................\...\stm32f10x_bkp.h
...........\.........\................\...\stm32f10x_can.h
...........\.........\................\...\stm32f10x_cec.h
...........\.........\................\...\stm32f10x_conf.h
...........\.........\................\...\stm32f10x_crc.h
...........\.........\................\...\stm32f10x_dac.h
...........\.........\................\...\stm32f10x_dbgmcu.h
...........\.........\................\...\stm32f10x_dma.h
...........\.........\................\...\stm32f10x_exti.h
...........\.........\................\...\stm32f10x_flash.h
...........\.........\................\...\stm32f10x_fsmc.h
...........\.........\................\...\stm32f10x_gpio.h
...........\.........\................\...\stm32f10x_i2c.h
...........\.........\................\...\stm32f10x_iwdg.h
...........\.........\................\...\stm32f10x_pwr.h
...........\.........\................\...\stm32f10x_rcc.h
...........\.........\................\...\stm32f10x_rtc.h
...........\.........\................\...\stm32f10x_sdio.h
...........\.........\................\...\stm32f10x_spi.h
...........\.........\................\...\stm32f10x_tim.h
...........\.........\................\...\stm32f10x_usart.h
...........\.........\................\...\stm32f10x_wwdg.h
...........\.........\................\src
...........\.........\................\...\misc.c
...........\.........\................\...\stm32f10x_adc.c
...........\.........\................\...\stm32f10x_bkp.c
...........\.........\................\...\stm32f10x_can.c
...........\.........\................\...\stm32f10x_cec.c
...........\.........\................\...\stm32f10x_crc.c
...........\.........\................\...\stm32f10x_dac.c
...........\.........\................\...\stm32f10x_dbgmcu.c
...........\.........\................\...\stm32f10x_dma.c
...........\.........\................\...\stm32f10x_exti.c
...........\.........\................\...\stm32f10x_flash.c
...........\.........\................\...\stm32f10x_fsmc.c
...........\.........\................\...\stm32f10x_gpio.c
...........\.........\................\...\stm32f10x_i2c.c
...........\.........\................\...\stm32f10x_iwdg.c
...........\.........\................\...\stm32f10x_pwr.c
...........\.........\................\...\stm32f10x_rcc.c
...........\.........\................\...\stm32f10x_rtc.c
...........\.........\................\...\stm32f10x_sdio.c
...........\.........\................\...\stm32f10x_spi.c
...........\.........\................\...\stm32f10x_tim.c
...........\.........\................\...\stm32f10x_usart.c
...........\.........\................\...\stm32f10x_wwdg.c
...........\Project
...........\.......\JLink Regs CM3.txt
...........\.......\JLinkLog.txt
...........\.......\JLinkSettings.ini
...........\.......\OBJ
...........\.......\...\ExtDll.iex
...........\.......\...\obj.plg
...........\.......\...\obj.sct
...........\.......\...\obj.tra
...........\.......\...\rs485.crf
...........\.......\...\rs485.d
...........\.......\...\rs485.o
...........\.......\...\rs485.__i
...........\.......\Project.uvgui.XLH
...........\.......\Project.uvgui_XLH.bak
...........\.......\Project.uvopt
...........\.......\Project.uvproj
...........\.......\Project_uvopt.bak
...........\.......\Project_uvproj.bak
...........\User
...........\....\inc
...........\....\