int main( void )
{
avr_init();
pulse_init();
puts( "$Id: tach.c,v 2.0 2002/09/22 02:10:18 tramm Exp $" );
putnl();
while( 1 )
{
puthex( high_bits );
puthex( time() );
putc( ':' );
puthexs( pulse_0 );
putc( ' ' );
puthexs( pulse_1 );
putnl();
pulse_1 = pulse_0 = 0;
msleep( 8192 );
}
return 0;
}
/****************************************************************************
* nand_bch_ecc_flip_bit - Routine to flip an errored bit
*
* PURPOSE:
* This is a helper routine that flips the bit (0 -> 1 or 1 -> 0) of the
* errored bit specified
*
* PARAMETERS:
* datap - Container that holds the 512 byte data
* errorLocation - Location of the bit that needs to be flipped
*
* RETURNS:
* None
****************************************************************************/
static void nand_bcm_umi_bch_ecc_flip_bit(uint8_t *datap, int errorLocation)
{
int locWithinAByte = (errorLocation & REG_UMI_BCH_ERR_LOC_BYTE) >> 0;
int locWithinAWord = (errorLocation & REG_UMI_BCH_ERR_LOC_WORD) >> 3;
int locWithinAPage = (errorLocation & REG_UMI_BCH_ERR_LOC_PAGE) >> 5;
uint8_t errorByte = 0;
uint8_t byteMask = 1 << locWithinAByte;
/* BCH uses big endian, need to change the location
* bits to little endian */
locWithinAWord = 3 - locWithinAWord;
errorByte = datap[locWithinAPage * sizeof(uint32_t) + locWithinAWord];
#ifdef BOOT0_BUILD
puthexs("\nECC Correct Offset: ",
locWithinAPage * sizeof(uint32_t) + locWithinAWord);
puthexs(" errorByte:", errorByte);
puthex8(" Bit: ", locWithinAByte);
#endif
if (errorByte & byteMask) {
/* bit needs to be cleared */
errorByte &= ~byteMask;
} else {
/* bit needs to be set */
errorByte |= byteMask;
}
/* write back the value with the fixed bit */
datap[locWithinAPage * sizeof(uint32_t) + locWithinAWord] = errorByte;
}
int main( void )
{
int cycle_count = 0;
uint8_t servo_pos = 0;
avr_init();
adc_init( 0x70 );
puts( "$Id: sweep.c,v 2.0 2002/09/22 02:10:18 tramm Exp $" );
putnl();
while( 1 )
{
accel_task( adc_task );
if( ++cycle_count % 32 )
continue;
puthex( high_bits );
puthex( time() );
putc( ':' );
puts( " Ax=" ); puthex( a_x );
puts( " Ay=" ); puthex( a_y );
puts( " pos=" ); puthexs( servo_pos );
servo_set( 0, servo_pos );
servo_set( 1, servo_pos );
servo_set( 2, servo_pos );
servo_set( 3, servo_pos );
servo_set( 4, servo_pos );
servo_set( 5, servo_pos );
servo_set( 6, servo_pos );
servo_set( 7, servo_pos );
servo_pos += 8;
putnl();
}
return 0;
}
