void play_song(int* notebuf, int* accidentalsbuf, int* octavebuf, int length) {
PWM_1_Start();
PWM_2_Start();
PWM_3_Start();
PWM_4_Start();
for (int i = 0; i < length; i+=4) {
PWM_1_WriteCompare((note_lengths[note_lookup[notebuf[i]]+accidentalsbuf[i]]/2)>>octavebuf[i]);
PWM_1_WritePeriod(note_lengths[note_lookup[notebuf[i]]+accidentalsbuf[i]]>>octavebuf[i]);
PWM_1_WriteCounter(0);
PWM_2_WriteCompare((note_lengths[note_lookup[notebuf[i+1]]+accidentalsbuf[i]]/2)>>octavebuf[i+1]);
PWM_2_WritePeriod(note_lengths[note_lookup[notebuf[i+1]]+accidentalsbuf[i]]>>octavebuf[i+1]);
PWM_2_WriteCounter(0);
PWM_3_WriteCompare((note_lengths[note_lookup[notebuf[i+2]]+accidentalsbuf[i]]/2)>>octavebuf[i+2]);
PWM_3_WritePeriod(note_lengths[note_lookup[notebuf[i+2]]+accidentalsbuf[i]]>>octavebuf[i+2]);
PWM_3_WriteCounter(0);
PWM_4_WriteCompare((note_lengths[note_lookup[notebuf[i+3]]+accidentalsbuf[i]]/2)>>octavebuf[i+3]);
PWM_4_WritePeriod(note_lengths[note_lookup[notebuf[i+3]]+accidentalsbuf[i]]>>octavebuf[i+3]);
PWM_4_WriteCounter(0);
if (Keypad_1_Status_Reg_Read() & 0x10) break;
CyDelay(TEMPO_MS);
}
PWM_1_Stop();
PWM_2_Stop();
PWM_3_Stop();
PWM_4_Stop();
}
/*******************************************************************************
* Function Name: PWM_1_Sleep
********************************************************************************
*
* Summary:
* Stops the component operation and saves the user configuration.
*
* Parameters:
* None
*
* Return:
* None
*
*******************************************************************************/
void PWM_1_Sleep(void)
{
if(0u != (PWM_1_BLOCK_CONTROL_REG & PWM_1_MASK))
{
PWM_1_backup.enableState = 1u;
}
else
{
PWM_1_backup.enableState = 0u;
}
PWM_1_Stop();
PWM_1_SaveConfig();
}
/*******************************************************************************
* Function Name: PWM_1_Sleep
********************************************************************************
*
* Summary:
* Disables block's operation and saves the user configuration. Should be called
* just prior to entering sleep.
*
* Parameters:
* None
*
* Return:
* None
*
* Global variables:
* PWM_1_backup.PWMEnableState: Is modified depending on the enable
* state of the block before entering sleep mode.
*
*******************************************************************************/
void PWM_1_Sleep(void)
{
#if(PWM_1_UseControl)
if(PWM_1_CTRL_ENABLE == (PWM_1_CONTROL & PWM_1_CTRL_ENABLE))
{
/*Component is enabled */
PWM_1_backup.PWMEnableState = 1u;
}
else
{
/* Component is disabled */
PWM_1_backup.PWMEnableState = 0u;
}
#endif /* (PWM_1_UseControl) */
/* Stop component */
PWM_1_Stop();
/* Save registers configuration */
PWM_1_SaveConfig();
}
uint8 campbell_cond_stop() {
/* Stop of all components */
ADC_DelSig_1_Stop();
Comp_1_Stop();
Comp_2_Stop();
Comp_3_Stop();
//Comp_4_Stop();
AMux_1_Stop();
Sample_Hold_1_Stop();
Sample_Hold_2_Stop();
Sample_Hold_3_Stop();
//Sample_Hold_4_Stop();
PWM_1_Stop();
PWM_2_Stop();
Cond_Vout_Write(1u);
return 1u;
}
