/*
*
* aic3204_test( )
*
* Test different configurations of the AIC3204
*/
Int16 aic3204_test( )
{
/* Initialize I2C */
EZDSP5535_I2C_init( );
EZDSP5535_wait( 100 ); // Wait
printf( "<-> Audio Loopback from Stereo IN --> to HP OUT\n" );
if ( aic3204_loop_linein( ) ) // Loop test
return 3;
return 0;
}
/*
*
* AIC3204_rGet( regnum, *regval )
*
* Return value of codec register regnum
*
*/
Int16 AIC3204_rget( Uint16 regnum, Uint16* regval )
{
Int16 retcode = 0;
Uint16 cmd[2];
cmd[0] = regnum & 0x007F; // 7-bit Device Register
cmd[1] = 0;
retcode |= EZDSP5535_I2C_write( AIC3204_I2C_ADDR, cmd, 1 );
retcode |= EZDSP5535_I2C_read( AIC3204_I2C_ADDR, cmd, 1 );
*regval = cmd[0];
EZDSP5535_wait( 10 );
return retcode;
}
ECG_Status ECG_LEADOFF_DETECT_INIT()
{
PSP_Result Status = PSP_SOK;
Uint8 i2cdata[2], i2cRxData[2] = {0,0},pca9535PolReg[2] = {0,0};
extern Uint16 LeadOffStatus;
Uint8 A1=0,A2=0,B1=0,B2=0,nA1=0,nA2=0,nB1=0,nB2 =0, PortA =0, PortB = 0;
/* Value to set PA0 -PA7 as input*/
i2cdata[0] = 0xFF;
/*Value to set PB0 as input, PB0 -PB7 as input*/
i2cdata[1] = 0xFF;
EZDSP5535_wait(200);
/* Read ConfigPort0 - 1 represents Input*/
i2c_read_reg(CMD_PCA9535_CP0,&i2cRxData[0]);
EZDSP5535_wait(200);
/* Read ConfigPort1*/
i2c_read_reg(CMD_PCA9535_CP1,&i2cRxData[1]);
EZDSP5535_wait(200);
/* Read PolarityInPort0 - 0 represents no inversion*/
i2c_read_reg(CMD_PCA9535_PIP0,&pca9535PolReg[0]);
EZDSP5535_wait(200);
/* Read PolarityInPort1*/
i2c_read_reg(CMD_PCA9535_PIP1,&pca9535PolReg[1]);
EZDSP5535_wait(200);
/* Read the Ports A and B once so as to clear any interrupts
Set the currnt Lead off status as the init status. */
i2cRxData[0] = 0;
i2cRxData[1] = 0;
EZDSP5535_wait(200);
i2c_read_reg(CMD_PCA9535_IP0,&i2cRxData[0]);/* Read Input Port0*/
EZDSP5535_wait(200);
i2c_read_reg(CMD_PCA9535_IP1,&i2cRxData[1]);/* Read Input Port1*/
/* Getting the Leadoff value by XOR ing with the corresponding
Polarity register value so as to avoid any polarity changes */
A1 = i2cRxData[0];
A2 = i2cRxData[1];
B1 = pca9535PolReg[0];
B2 = pca9535PolReg[1];
nA1 = LEADOFFMASK - i2cRxData[0];
nA2 = LEADOFFMASK - i2cRxData[1];
nB1 = LEADOFFMASK - pca9535PolReg[0];
nB2 = LEADOFFMASK - pca9535PolReg[1];
PortA = ( nA1 & B1 ) | (A1 & nB1);
PortB = ( nA2 & B2 ) | (A2 & nB2);
LeadOffStatus = ((PortB << 8) | PortA);
/*Gayathri*/
// LeadOffStatus = 0x01FF;
return Status;
}
//need to double check every function, somehow
ECG_Status ECG_C5505Init()
{
ECG_Status Status;
//printf("debug jb\n");//jb
// clock enable to Timer, SPI, DMA, UART,SAR, LCD.
// *IDLE_PCGCRL_ADDR = 0x4BB1;
// *IDLE_PCGCRM_ADDR = 0x0004;
/*making Serial Port 0 and Serial Port 1 to mode 10
so that serial port 0 pins are configured as GPIO*/
// set parallel port to 5
//*PERIPHSEL0_ADDR = 0x5A00;
//Disable all interrupts
// *CPU_IER0_ADDR = 0;
// *CPU_IER1_ADDR = 0;
// // clear interrupt flags
// *CPU_IFR0_ADDR = *CPU_IFR0_ADDR;
// *CPU_IFR1_ADDR = *CPU_IFR1_ADDR;
//asm("\tBIT (ST1, #ST1_INTM) = #1"); /*Disable GLobal Int.Mask*/
/*//making Serial Port 0 Mode to 10 here */
//*PERIPHSEL0_ADDR = *PERIPHSEL0_ADDR & 0xFEFF; //clearing bit 8//ravi27/03/2009
//*PERIPHSEL0_ADDR = *PERIPHSEL0_ADDR | 0x0200; // setting bit 9//ravi27/03/2009
/*Enable interrupt for Leadoff - INT1 of CPU*/
//*CPU_IER0_ADDR = *CPU_IER0_ADDR | 0x0008;
/* Call GPIO Init*/
//ECG_GPIO_INIT();
//printf("debug GPIO success jb\n");//jb
/* Call I2C init*/
//Status = ECG_I2C_INIT();
//printf("debug I2C success jb\n");//jb
//if(Status != ECG_OK)
//{
//printf("I2C Init FAIL\n");
//while(1);
//}
//else
//{
//printf("I2C Init PASS\n");
//}
//EZDSP5535_wait(1000);
// /* Call SPI Init*/
// Status = ECG_SPI_INIT();
// if(Status != ECG_OK)
// {
// printf("SPI Init FAIL\n");
// while(1);
// }
// else
// {
// printf("SPI Init PASS\n");
// }
//
// EZDSP5535_wait(1000);
//
// /* Call UART initialisation*/
// //ECG_UART_INIT();
//
// EZDSP5535_wait(1000);
//
// /* Call Front End Init*/
// Status = ECG_FE_INIT(); //not sure if correct, leadoff causes problem
// if(Status != ECG_OK)
// {
// printf("FE Init FAIL\n");
// while(1);
// }
// else
// {
// printf("FE Init PASS\n");
// }
//
// EZDSP5535_wait(1000);
#if 1
/* Call LCD initialisation*/
//ECG_LCD_INIT();
//EZDSP5535_wait(1000);
#endif
/* Call SAR Init*/
Status = ECG_SAR_INIT();
// if(Status != ECG_OK)
// {
// printf("SAR Init FAIL\n");
// while(1);
// }
// else
// {
// printf("SAR Init PASS\n");
// }
EZDSP5535_wait(1000);
/* Call DMA Init*/
// Status = ECG_DMA_INIT();
// if(Status != ECG_OK)
// {
// printf("DMA Init FAIL\n");
// while(1);
// }
// else
// {
// printf("DMA Init PASS\n");
// }
//
// EZDSP5535_wait(1000);
/* Call Timer Initialization*/
//ECG_TIMER_INIT();
// // Enable Interrupt SAR,Timer
// *CPU_IER0_ADDR = *CPU_IER0_ADDR | 0x3090;
// /*Enable interrupt for Leadoff - INT1 of CPU*/
// *CPU_IER0_ADDR = *CPU_IER0_ADDR | 0x0008;
//
// asm("\tBIT (ST1, #ST1_INTM) = #0"); /*Enalbe GLobal Int.Mask*/
return Status;
}
