OMAP-L138外设使用经典例程-消费类电子-电子产品世界
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& OMAP-L138外设使用经典例程
OMAP-L138外设使用经典例程
OMAPL138 外设使用经典例程，包括串口和网卡底层接收发送数据包检测工程CCS DEMO\bsl\ccs\cc_build_Debug.log........\...\...\Debug.lkf........\...\...\evmomapl138_bsl.CS_\FILE.CDX........\...\...\...................\FILE.DBF........\...\...\...................\FILE.FPT........\...\...\...................\SYMBOL.CDX........\...\...\...................\SYMBOL.DBF........\...\...\...................\SYMBOL.FPT........\...\...\evmomapl138_bsl.paf2........\...\...\evmomapl138_bsl.pjt........\...\...\evmomapl138_bsl.sbl........\...\...\linker_dsp.cmd........\...\inc\ethernet_smsc.h........\...\...\evmomapl138.h........\...\...\evmomapl138_aic3106.h........\...\...\evmomapl138_cdce913.h........\...\...\evmomapl138_ddr.h........\...\...\evmomapl138_dip.h........\...\...\evmomapl138_emac.h........\...\...\evmomapl138_emif.h........\...\...\evmomapl138_gpio.h........\...\...\evmomapl138_i2c.h........\...\...\evmomapl138_i2c_gpio.h........\...\...\evmomapl138_lcdc.h........\...\...\evmomapl138_lcd_lidd.h........\...\...\evmomapl138_lcd_raster.h........\...\...\evmomapl138_led.h........\...\...\evmomapl138_mcasp.h........\...\...\evmomapl138_mmcsd.h........\...\...\evmomapl138_nand.h........\...\...\evmomapl138_nor.h........\...\...\evmomapl138_pb.h........\...\...\evmomapl138_pinmux.h........\...\...\evmomapl138_pll.h........\...\...\evmomapl138_pmic.h........\...\...\evmomapl138_psc.h........\...\...\evmomapl138_rtc.h........\...\...\evmomapl138_sata.h........\...\...\evmomapl138_spi.h........\...\...\evmomapl138_spiflash.h........\...\...\evmomapl138_sysconfig.h........\...\...\evmomapl138_timer.h........\...\...\evmomapl138_touch.h........\...\...\evmomapl138_uart.h........\...\...\evmomapl138_uidatabusmux.h........\...\...\evmomapl138_uPP.h........\...\...\evmomapl138_usb.h........\...\...\evmomapl138_videodec.h........\...\...\evmomapl138_videoenc.h........\...\...\evmomapl138_vpif.h........\...\...\spiflash_numonyx.h........\...\...\types.h........\...\lib\evmomapl138_bsl.lib........\...\src\evmomapl138.c........\...\...\evmomapl138_aic3106.c........\...\...\evmomapl138_cdce913.c........\...\...\evmomapl138_dip.c........\...\...\evmomapl138_emac.c........\...\...\evmomapl138_gpio.c........\...\...\evmomapl138_i2c.c........\...\...\evmomapl138_i2c_gpio.c........\...\...\evmomapl138_lcd_lidd.c........\...\...\evmomapl138_lcd_raster.c........\...\...\evmomapl138_led.c........\...\...\evmomapl138_mcasp.c........\...\...\evmomapl138_mmcsd.c........\...\...\evmomapl138_nand.c........\...\...\evmomapl138_nor.c........\...\...\evmomapl138_pb.c........\...\...\evmomapl138_pmic.c........\...\...\evmomapl138_rtc.c........\...\...\evmomapl138_spi.c........\...\...\evmomapl138_spiflash.c........\...\...\evmomapl138_timer.c........\...\...\evmomapl138_touch.c........\...\...\evmomapl138_uart.c........\...\...\evmomapl138_uidatabusmux.c........\...\...\evmomapl138_uPP.c........\...\...\evmomapl138_usb.c........\...\...\evmomapl138_videodec.c........\...\...\evmomapl138_videoenc.c........\...\...\evmomapl138_vpif.c........\...\...\spiflash_numonyx.c........\OMAPL138_ARM.gel........\tests\ddr2\cc_build_Debug.log........\.....\....\ddr2_test.c........\.....\....\DDR2_TEST.CS_\FILE.CDX........\.....\....\.............\FILE.DBF........\.....\....\.............\FILE.FPT........\.....\....\.............\SYMBOL.CDX........\.....\....\.............\SYMBOL.DBF........\.....\....\.............\SYMBOL.FPT........\.....\....\DDR2_TEST.paf2........\.....\....\DDR2_TEST.pjt........\.....\....\DDR2_TEST.sbl........\.....\....\.ebug\DDR2_TEST.map........\.....\....\.....\ddr2_test.obj........\.....\....\.....\DDR2_TEST.out........\.....\....\Debug.lkf........\.....\....\dsplinker.cmd……
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OMAPL138的I2C寄存器简记
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OMAPL138的I2C寄存器简记
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ICMDRIRSICPSCICCLKL,ICCLKHICMDRIRS
datasheetIntroduction
EVMOMAPL138_lpscTransition(PSC1, DOMAIN0, LPSC_I2C1, PSC_ENABLE);
EVMOMAPL138_pinmuxConfig(PINMUX_I2C1_REG,,PINMUX_I2C1_MASK,PINMUX_I2C1_VAL);
i2c-&ICMDR = 0;
//ICMDRI2CICMDRIRSreset
i2c-&ICPSC = 2;&&&& //MUST8M
//I2CAUXCLK24MI2C prescalerI2C,ICPSCPSCI2C prescalerICCLKLICCLICCLKHICCHI2Cclock dividersI2C
i2c-&ICCLKL = 5;
i2c-&ICCLKH = 5;
SETBIT(i2c-&ICMDR, IRS);
//ICMDRIRSI2C
while (CHKBIT(i2c-&ICSTR, BB)) {}
i2c-&ICCNT = in_
i2c-&ICSAR = in_
//I2C(ICMDRMST=1TRX=1/0 )ICMDRRM0
i2c-&ICMDR = STT | MST | ICMDR_FREE | TRX | IRS;
//ICMDRSTTI2CMSTICMDR_FREEI2CTRXIRSI2C
i2c-&ICDXR = src_buffer[i];
while (!CHKBIT(i2c-&ICSTR, ICXRDY));
SETBIT(i2c-&ICMDR, STP);
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