void DA_out(uint8_t channel, uint32_t value)								
{

	DAPORT &= ~(1<<DACLK);
	DAPORT &= ~(1<<DADIN);
	DAPORT &= ~(1<<DACS);													

 	if (channel == 0) {
		glb_dacdata = glb_dacdata & 0b111111111111000000000000;
		glb_dacdata = glb_dacdata | value;	} 
	else {
		glb_dacdata = glb_dacdata & 0b111111111111;
		glb_dacdata = glb_dacdata | (value * 4096);	}


	uint8_t i;
	uint32_t token = 8388608;												
	uint8_t bitvalue;
	for (i = 0; i<=23; i++){
		DAPORT &= (!(1<<DACLK));											
		if (( glb_dacdata & token ) > 0) {
			DAPORT |= (1<<DADIN);											
		} else {
			DAPORT &= ~(1<<DADIN);											
		}		
												
		DAPORT |= (1<<DACLK);																																
		token /= 2;		
	}

	DAPORT |= (1<<DACS);													
	DAPORT &= ~(1<<DACLK);												
	
}