//?GPIO
#define?GPICON??	（*（volatile?unsigned?int?*）0xE0200220）	//IIS?Signals

//?IIS
#define?IISCON??	（*（volatile?unsigned?int?*）0xEEE30000）	//IIS?Control
#define?IISMOD??	（*（volatile?unsigned?int?*）0xEEE30004）	//IIS?Mode
#define?IISFIC??	（*（volatile?unsigned?int?*）0xEEE30008）	//IIS?FIFO?Control
#define?IISPSR??	（*（volatile?unsigned?int?*）0xEEE3000C）	//IIS?Prescaler
#define?IISTXD		（*（volatile?unsigned?int?*）0xEEE30010）	//IIS?TXD?DATA
#define?IISRXD?		（*（volatile?unsigned?int?*）0xEEE30014）	//IIS?RXD?DATA
#define?IISFICS??	（*（volatile?unsigned?int?*）0xEEE30018）	//IIS?FIFO?Control

void?iis_init（void）
{
????int?N;
????//?配置引腳用于i2s功能
????GPICON?=?0x22222222;

????//?設(shè)置i2s相關(guān)時(shí)鐘
????//?step?1:?EPLL?output?67.7Mhz?（see?p361?of?s5pv210.pdf）
????//?EPLL_CON0/?EPLL_CON1?R/W?Address?=?0xE010_0110/0xE010_0114）
????//?FOUT?=?（MDIV+K/65536）?X?FIN?/?（PDIV?X?2SDIV）
????//?Fout?=?（0x43+0.7）*24M?/?（3*2^3）?=?80*24M/24?=?67.7Mhz
#define?EPLL_CON0??	（*（volatile?unsigned?int?*）0xe0100110）
#define?EPLL_CON1??	（*（volatile?unsigned?int?*）0xe0100114）
????EPLL_CON0?=?0xa8430303;?	//?MPLL_FOUT?=?67.7Mhz
????EPLL_CON1?=?0xbcee;?	//?from?linux?kernel?setting

????//?step?2:?MUX_EPLL?=?1?->?SCLK_EPLL?=?67.7Mhz?（see?p361?of?s5pv210.pdf）
????//?CLK_SRC0?R/W?Address?=?0xE010_0200
????//?0xe0100200:?10001111
????//?EPLL_SEL??[8]??Control?MUXEPLL?（0:FINPLL?1:FOUTEPLL）
#define?CLK_SRC0??	（*（volatile?unsigned?int?*）0xE0100200）
????CLK_SRC0?=?0x10001111;

????//?step?3:?Mux_I2S	AUDIO?subsystem?clock?selection?（see?P1868?P1875?of?s5pv210.pdf）
#define?CLK_CON??	（*（volatile?unsigned?int?*）0xEEE10000）
????CLK_CON?=?0x1;		//?1?=?FOUT_EPLL		MUXI2S_A?00?=?Main?CLK


????//?設(shè)置i2s控制器
????//?step?4:	Divider?of?IIS?（67.7?->?11.289Mhz）
????//?N?+?1?=?（67.7Mhz）?/?（256?*?44.1Khz）?=?5.99
????//?IISCDCLK??11.289Mhz?=?44.1K?*?256fs
????//?IISSCLK	??1.4112Mhz?=?44.1K?*?32fs
????//?IISLRCLK???44.1Khz
????N?=?5;
????IISPSR?=?1<<15?|?N<<8;

????//?IIS?interface?active?（start?operation）.	1?=?Active
????IISCON?|=?1<<0?|?（unsigned）1<<31;

????//?[9:8]?10?=?Transmit?and?receive?simultaneous?mode
????//?1?=?Using?I2SCLK?	（use?EPLL）
????IISMOD?=?1<<9?|?0<<8?|?1<<10;

}

//?IIC?GPIO
#define?GPD1CON????	（*（volatile?unsigned?*）0xE02000C0）?//Port?D1?control
#define?GPD1DAT????	（*（volatile?unsigned?*）0xE02000C4）?//Port?D1?data
#define?GPD1PUD????	（*（volatile?unsigned?*）0xE02000C8）?//Pull-up?control?D

//?IIC?SFR
#define?I2CCON0??	（*（volatile?unsigned?*）0xE1800000）?//IIC?control
#define?I2CSTAT0?	（*（volatile?unsigned?*）0xE1800004）?//IIC?status
#define?I2CADD0??	（*（volatile?unsigned?*）0xE1800008）?//IIC?address
#define?I2CDS0???	（*（volatile?unsigned?*）0xE180000C）?//IIC?data?shift
#define?I2CLC0???	（*（volatile?unsigned?*）0xE1800010）?//IIC?multi-master?line?control?

//?for?portability?of?IIC?driver
#define?IICCON	I2CCON0
#define?IICSTAT	I2CSTAT0
#define?IICADD	I2CADD0
#define?IICDS	I2CDS0


void?iic_write（int?slave_addr?int?addr?int?data）
{
	I2CDS0?=?slave_addr;

	//?bit[7:6]:?主機(jī)發(fā)送器
	//?bit[5]:發(fā)出s信號(hào)和I2CDS0里的從機(jī)地

?屬性????????????大小?????日期????時(shí)間???名稱(chēng)
-----------?---------??----------?-----??----
?????文件????????5093??2012-12-10?16:33??audio.c
?????文件?????????118??2012-12-10?15:42??audio.h
?????文件?????????131??2012-12-07?15:33??audio.lds
?????目錄???????????0??2013-05-26?20:07??include\
?????文件????????1344??2012-05-24?10:27??include\ctype.h
?????文件?????????733??2012-05-24?10:27??include\gcclib.h
?????文件?????????187??2012-05-24?10:27??include\kernel.h
?????文件?????????686??2012-05-24?10:27??include\stdio.h
?????文件????????1942??2012-05-24?10:27??include\string.h
?????文件???????10005??2012-05-24?10:27??include\system.h
?????文件?????????195??2012-05-24?10:27??include\types.h
?????目錄???????????0??2013-05-26?20:07??lib\
?????文件????????1313??2012-05-24?10:27??lib\ctype.c
?????文件????????1059??2012-12-06?15:34??lib\ctype.o
?????文件????????1217??2012-05-24?10:27??lib\div64.h
?????文件?????????915??2012-12-06?15:34??lib\div64.o
?????文件????????3977??2012-05-24?10:27??lib\div64.S
?????文件????????1652??2012-12-06?15:34??lib\lib1funcs.o
?????文件????????7442??2012-05-24?10:27??lib\lib1funcs.S
?????文件???????19692??2012-12-06?15:34??lib\libc.a
?????文件?????????241??2012-05-24?10:27??lib\Makefile
?????文件????????2854??2012-05-24?10:27??lib\muldi3.c
?????文件?????????878??2012-12-06?15:34??lib\muldi3.o
?????文件?????????809??2012-12-04?10:58??lib\printf.c
?????文件?????????130??2012-05-24?10:27??lib\printf.h
?????文件????????1368??2012-12-06?15:34??lib\printf.o
?????文件???????10634??2012-05-24?10:27??lib\string.c
?????文件????????3428??2012-12-06?15:34??lib\string.o
?????文件???????18939??2012-05-24?10:27??lib\vsprintf.c
?????文件????????1658??2012-05-24?10:27??lib\vsprintf.h
?????文件????????9328??2012-12-06?15:34??lib\vsprintf.o
............此處省略6個(gè)文件信息