The hardware environment: ARM9-mini2440 development board software environment: Keil-MDK software and the J-Link ARM V4.36g software project description: 1、基于ARM9-mini2440 三星s3c2440控制，通过 LCD液晶显示时钟界面、图形文字等； 1, based on the ARM9-mini2440 Samsung S3C2440 control, through the display clock interface, graphic characters, LCD lcd 2、引用RTC实时时钟，MMU,按键外部中断，字符、图像经过取模软件取模和PS软件处理 2, reference RTC real time clock, MMU, key external interrupt, character, image after modulo software module and PS software 3、实现的功能：可通过按键产生外部中断进行时间的同步可调。 3, realize the function: synchronous adjustable keys can generate external interrupt time.

按键可调电子时钟
................\colck_buttons_EINT
................\..................\Debug
................\..................\.....\InFlash
................\..................\.....\.......\Ext_Flash.ini
................\..................\.....\.......\led01.plg
................\..................\.....\.......\led01.sct
................\..................\.....\InRAM
................\..................\.....\.....\Ext_RAM.ini
................\..................\.....\.....\led01.plg
................\..................\.....\.....\led01.sct
................\..................\EINT.uvopt
................\..................\EINT.uvproj
................\..................\EINT_IRAM.dep
................\..................\EINT_uvopt.bak
................\..................\EINT_uvproj.bak
................\..................\inc
................\..................\...\2440addr.h
................\..................\...\2440addr.inc
................\..................\...\2440lib.h
................\..................\...\2440slib.h
................\..................\...\2440usb.h
................\..................\...\AudioDrv.h
................\..................\...\bootpara.h
................\..................\...\camdata.h
................\..................\...\camdef.h
................\..................\...\camif.h
................\..................\...\camproset.h
................\..................\...\def.h
................\..................\...\dma.h
................\..................\...\IIC.h
................\..................\...\LCD_LTS350Q1_PE1.h
................\..................\...\LCD_X35.h
................\..................\...\MAIN.h
................\..................\...\MCP2510.h
................\..................\...\Memcfg.inc
................\..................\...\memtest.h
................\..................\...\mmu.h
................\..................\...\Nand.h
................\..................\...\Option.h
................\..................\...\Option.inc
................\..................\...\profile.h
................\..................\...\sdi.h
................\..................\...\Test_OV9650.h
................\..................\...\uart.h
................\..................\...\WindowsXP_Wav.h
................\..................\...\zi.h
................\..................\JLinkArm_IFlash.ini
................\..................\JLinkArm_IRAM.ini
................\..................\lis
................\..................\...\2440init.lst
................\..................\...\2440slib.lst
................\..................\...\IFlash_EINT.map
................\..................\...\IFlash_EINT_TEST.map
................\..................\...\IFlash_INT_IIC.map
................\..................\...\IFlash_led01.map
................\..................\...\IFlash_Touchpanel.map
................\..................\...\IRAM_EINT.map
................\..................\...\IRAM_EINT_IIC.map
................\..................\...\IRAM_EINT_TEST.map
................\..................\...\IRAM_INT_IIC.map
................\..................\...\IRAM_Key_EINT.map
................\..................\...\IRAM_led01.map
................\..................\...\IRAM_RTC_INT.map
................\..................\...\IRAM_Touchpanel.map
................\..................\...\led01.map
................\..................\...\S3C2440.lst
................\..................\Obj
................\..................\...\2440init.d
................\..................\...\2440init.o
................\..................\...\2440slib.d
................\..................\...\2440slib.o
................\..................\...\ExtDll.iex
................\..................\...\IRAM_Key_EINT.axf
................\..................\...\IRAM_Key_EINT.hex
................\..................\...\IRAM_Key_EINT.htm
................\..................\...\IRAM_Key_EINT.lnp
................\..................\...\IRAM_Key_EINT.plg
................\..................\...\IRAM_Key_EINT.tra
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