DSP

DSP_代码笔记（基于TMS320X281x）

2019-07-13 11:21发布

站内文章 / DSP
10026 0 1105
系统初始化函数： void InitSysCtrl(void) { Uint16 i; EALLOW; SysCtrlRegs.WDCR = 0x0068; SysCtrlRegs.PLLCR = 0xA; for(i=0;i<5000;i++){} SysCtrlRegs.HISPCP.all = 0x0001; SysCtrlRegs.LOSPCP.all = 0x0002; SysCtrlRegs.PCLKCR.bit.EVAENCLK = 1; SysCtrlRegs.PCLKCR.bit.EVBENCLK = 1; SysCtrlRegs.PCLKCR.bit.SCIENCLKA = 1; EDIS; } GPIO初始化函数： void InitGpio(void) { EALLOW; GpioMuxRegs.GPAMUX.bit.T1PWM_GPIOA6 = 1; GpioMuxRegs.GPAMUX.bit.T2PWM_GPIOA7 = 1; GpioMuxRegs.GPAMUX.bit.PWM1_GPIOA0=1; GpioMuxRegs.GPAMUX.bit.PWM2_GPIOA1=1; GpioMuxRegs.GPAMUX.bit.PWM3_GPIOA2=1; GpioMuxRegs.GPAMUX.bit.PWM4_GPIOA3=1; GpioMuxRegs.GPAMUX.bit.PWM5_GPIOA4=1; GpioMuxRegs.GPAMUX.bit.PWM6_GPIOA5=1; GpioMuxRegs.GPBMUX.bit.T3PWM_GPIOB6=1; GpioMuxRegs.GPBMUX.bit.T4PWM_GPIOB7=1; GpioMuxRegs.GPBMUX.bit.PWM7_GPIOB0=1; GpioMuxRegs.GPBMUX.bit.PWM8_GPIOB1=1; GpioMuxRegs.GPBMUX.bit.PWM9_GPIOB2=1; GpioMuxRegs.GPBMUX.bit.PWM10_GPIOB3=1; GpioMuxRegs.GPBMUX.bit.PWM11_GPIOB4=1; GpioMuxRegs.GPBMUX.bit.PWM12_GPIOB5=1; EDIS; } 初始化EV函数： void InitEv(void) { EvaRegs.T1CON.bit.TMODE=2; EvaRegs.T1CON.bit.TPS= 1; EvaRegs.T1CON.bit.TENABLE=0; EvaRegs.T1CON.bit.TCLKS10=0; EvaRegs.T1CON.bit.TECMPR=1; EvaRegs.T2CON.bit.TMODE=2; EvaRegs.T2CON.bit.TPS =1; EvaRegs.T2CON.bit.TENABLE=0; EvaRegs.T2CON.bit.TCLKS10=0; EvaRegs.T2CON.bit.TECMPR=1; EvaRegs.GPTCONA.bit.TCOMPOE=1; EvaRegs.GPTCONA.bit.T1PIN=1; EvaRegs.GPTCONA.bit.T2PIN=2; EvaRegs.T1PR=0x927B; EvaRegs.T1CMPR=0x3A98; EvaRegs.T1CNT=0; EvaRegs.T2PR=0x927B; EvaRegs.T2CMPR=0x57E4; EvaRegs.T2CNT=0; EvaRegs.COMCONA.bit.CENABLE=1; EvaRegs.COMCONA.bit.FCOMPOE=1; EvaRegs.COMCONA.bit.CLD=2; EvaRegs.DBTCONA.bit.DBT=10; EvaRegs.DBTCONA.bit.EDBT1=1; EvaRegs.DBTCONA.bit.EDBT2=1; EvaRegs.DBTCONA.bit.EDBT3=1; EvaRegs.DBTCONA.bit.DBTPS=4; EvaRegs.ACTR.all=0x0999; EvaRegs.CMPR1=0x3A98; EvaRegs.CMPR2=0x3A98; EvaRegs.CMPR3=0x3A98; EvbRegs.T3CON.bit.TMODE=1; EvbRegs.T3CON.bit.TPS=1; EvbRegs.T3CON.bit.TENABLE=0; EvbRegs.T3CON.bit.TCLKS10=0; EvbRegs.T3CON.bit.TECMPR=1; EvbRegs.T4CON.bit.TMODE=1; EvbRegs.T4CON.bit.TPS=1; EvbRegs.T4CON.bit.TENABLE=0; EvbRegs.T4CON.bit.TCLKS10=0; EvbRegs.T4CON.bit.TECMPR=1; EvbRegs.GPTCONB.bit.TCOMPOE=1; EvbRegs.GPTCONB.bit.T3PIN=1; EvbRegs.GPTCONB.bit.T4PIN=2; EvbRegs.T3PR=0x493E; EvbRegs.T3CMPR=0x1D4C; EvbRegs.T3CNT=0; EvbRegs.T4PR=0x493E; EvbRegs.T4CMPR=0x2BF2; EvbRegs.T4CNT=0; EvbRegs.COMCONB.bit.CENABLE=1; EvbRegs.COMCONB.bit.FCOMPOE=1; EvbRegs.COMCONB.bit.CLD=2; EvbRegs.DBTCONB.bit.DBT=10; EvbRegs.DBTCONB.bit.EDBT1=1; EvbRegs.DBTCONB.bit.EDBT2=1; EvbRegs.DBTCONB.bit.EDBT3=1; EvbRegs.DBTCONB.bit.DBTPS=4; EvbRegs.ACTRB.all=0x0999; EvbRegs.CMPR4=0x1D4C; EvbRegs.CMPR5=0x1D4C; EvbRegs.CMPR6=0x1D4C; } 主函数： void main(void) { InitSysCtrl(); DINT; IER=0x0000; IFR=0x0000; InitPieCtrl(); InitPieVectTable(); InitGpio(); InitEv(); EvaRegs.T1CON.bit.TENABLE=1; EvaRegs.T2CON.bit.TENABLE=1; EvbRegs.T3CON.bit.TENABLE=1; EvbRegs.T4CON.bit.TENABLE=1; } Debug:
"DSP28_Gpio.c", line 51: warning: last line of file ends without a newline
文件的最后一行没有换行符结束

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