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| author | Dean Camera <dean@fourwalledcubicle.com> | 2009-10-03 07:59:32 +0000 |
|---|---|---|
| committer | Dean Camera <dean@fourwalledcubicle.com> | 2009-10-03 07:59:32 +0000 |
| commit | 433399b05db8d4a8a3989e90614f7206d49568fc (patch) | |
| tree | 7f69f5ea95c68005221caab40a9bb1e11ae5b80a /Demos/Device/LowLevel/AudioOutput | |
| parent | 3ebfb998ec4eef73543a8e8bde0019a3057b72dc (diff) | |
| download | lufa-433399b05db8d4a8a3989e90614f7206d49568fc.tar.gz lufa-433399b05db8d4a8a3989e90614f7206d49568fc.tar.bz2 lufa-433399b05db8d4a8a3989e90614f7206d49568fc.zip | |
Changed Audio Class driver sample read/write functions to be inline, to reduce the number of cycles needed to transfer samples to and from the device (allowing more time for processing and output).
Fixed ClassDriver AudioOutput demo not selecting an audio output mode.
Diffstat (limited to 'Demos/Device/LowLevel/AudioOutput')
| -rw-r--r-- | Demos/Device/LowLevel/AudioOutput/AudioOutput.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/Demos/Device/LowLevel/AudioOutput/AudioOutput.c b/Demos/Device/LowLevel/AudioOutput/AudioOutput.c index 1128e8f4e..dd880b437 100644 --- a/Demos/Device/LowLevel/AudioOutput/AudioOutput.c +++ b/Demos/Device/LowLevel/AudioOutput/AudioOutput.c @@ -230,17 +230,15 @@ void USB_Audio_Task(void) uint8_t LEDMask = LEDS_NO_LEDS;
- if (MixedSample_8Bit_Abs > 2)
- LEDMask |= LEDS_LED1;
-
- if (MixedSample_8Bit_Abs > 4)
- LEDMask |= LEDS_LED2;
-
- if (MixedSample_8Bit_Abs > 8)
- LEDMask |= LEDS_LED3;
-
+ /* Turn on LEDs as the sample amplitude increases */
if (MixedSample_8Bit_Abs > 16)
- LEDMask |= LEDS_LED4;
+ LEDMask = (LEDS_LED1 | LEDS_LED2 | LEDS_LED3 | LEDS_LED4);
+ else if (MixedSample_8Bit_Abs > 8)
+ LEDMask = (LEDS_LED1 | LEDS_LED2 | LEDS_LED3);
+ else if (MixedSample_8Bit_Abs > 4)
+ LEDMask = (LEDS_LED1 | LEDS_LED2);
+ else if (MixedSample_8Bit_Abs > 2)
+ LEDMask = (LEDS_LED1);
LEDs_SetAllLEDs(LEDMask);
}
|