00001
00059 #include "dac_driver.h"
00060
00061
00068 int main( void )
00069 {
00070 uint16_t angle;
00071
00072
00073
00074
00075 DAC_DualChannel_Enable( &DACA,
00076 DAC_REFSEL_AVCC_gc,
00077 false,
00078 DAC_CONINTVAL_4CLK_gc,
00079 DAC_REFRESH_32CLK_gc );
00080
00081
00082
00083
00084 while (1) {
00085 for ( angle = 0; angle < 0x1000; ++angle ) {
00086 while ( DAC_Channel_DataEmpty( &DACA, CH0 ) == false ) {
00087
00088 }
00089 DAC_Channel_Write( &DACA, angle, CH0 );
00090 while ( DAC_Channel_DataEmpty( &DACA, CH1 ) == false ) {
00091
00092 }
00093 DAC_Channel_Write( &DACA, 0xFFF - angle, CH1 );
00094 }
00095 for ( angle = 0; angle < 0x1000; ++angle ) {
00096 while ( DAC_Channel_DataEmpty( &DACA, CH0 ) == false ) {
00097
00098 }
00099 DAC_Channel_Write( &DACA, 0xFFF - angle, CH0 );
00100 while ( DAC_Channel_DataEmpty( &DACA, CH1 ) == false ) {
00101
00102 }
00103 DAC_Channel_Write( &DACA, angle, CH1 );
00104 }
00105 }
00106 }