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authorDean Camera <dean@fourwalledcubicle.com>2012-05-10 19:24:58 +0000
committerDean Camera <dean@fourwalledcubicle.com>2012-05-10 19:24:58 +0000
commit359fbfe14d00ab378f85a36664820ea9ba538c3f (patch)
tree0929d5663a3be4dc078dda0aba5ba798ebb627ab /Demos/Device/LowLevel/AudioInput
parente8570c4a37e41117e3fd1e989e0b41f1e9608f3c (diff)
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Add branch for the conversion of demos to use standard C header files for configuration, rather than makefile defined macros.
Diffstat (limited to 'Demos/Device/LowLevel/AudioInput')
-rw-r--r--Demos/Device/LowLevel/AudioInput/AudioInput.c9
-rw-r--r--Demos/Device/LowLevel/AudioInput/Descriptors.c2
-rw-r--r--Demos/Device/LowLevel/AudioInput/Descriptors.h11
3 files changed, 9 insertions, 13 deletions
diff --git a/Demos/Device/LowLevel/AudioInput/AudioInput.c b/Demos/Device/LowLevel/AudioInput/AudioInput.c
index 60eeaf64c..eb9c4b57c 100644
--- a/Demos/Device/LowLevel/AudioInput/AudioInput.c
+++ b/Demos/Device/LowLevel/AudioInput/AudioInput.c
@@ -118,8 +118,7 @@ void EVENT_USB_Device_ConfigurationChanged(void)
bool ConfigSuccess = true;
/* Setup Audio Stream Endpoint */
- ConfigSuccess &= Endpoint_ConfigureEndpoint(AUDIO_STREAM_EPNUM, EP_TYPE_ISOCHRONOUS, ENDPOINT_DIR_IN,
- AUDIO_STREAM_EPSIZE, ENDPOINT_BANK_DOUBLE);
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(AUDIO_STREAM_EPADDR, EP_TYPE_ISOCHRONOUS, AUDIO_STREAM_EPSIZE, 2);
/* Indicate endpoint configuration success or failure */
LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);
@@ -165,7 +164,7 @@ void EVENT_USB_Device_ControlRequest(void)
uint8_t EndpointControl = (USB_ControlRequest.wValue >> 8);
/* Only handle SET CURRENT requests to the audio endpoint's sample frequency property */
- if ((EndpointAddress == (ENDPOINT_DIR_IN | AUDIO_STREAM_EPNUM)) && (EndpointControl == AUDIO_EPCONTROL_SamplingFreq))
+ if ((EndpointAddress == AUDIO_STREAM_EPADDR) && (EndpointControl == AUDIO_EPCONTROL_SamplingFreq))
{
uint8_t SampleRate[3];
@@ -190,7 +189,7 @@ void EVENT_USB_Device_ControlRequest(void)
uint8_t EndpointControl = (USB_ControlRequest.wValue >> 8);
/* Only handle GET CURRENT requests to the audio endpoint's sample frequency property */
- if ((EndpointAddress == (ENDPOINT_DIR_IN | AUDIO_STREAM_EPNUM)) && (EndpointControl == AUDIO_EPCONTROL_SamplingFreq))
+ if ((EndpointAddress == AUDIO_STREAM_EPADDR) && (EndpointControl == AUDIO_EPCONTROL_SamplingFreq))
{
uint8_t SampleRate[3];
@@ -215,7 +214,7 @@ ISR(TIMER0_COMPA_vect, ISR_BLOCK)
uint8_t PrevEndpoint = Endpoint_GetCurrentEndpoint();
/* Select the audio stream endpoint */
- Endpoint_SelectEndpoint(AUDIO_STREAM_EPNUM);
+ Endpoint_SelectEndpoint(AUDIO_STREAM_EPADDR);
/* Check if the current endpoint can be written to and that the audio interface is enabled */
if (Endpoint_IsINReady() && StreamingAudioInterfaceSelected)
diff --git a/Demos/Device/LowLevel/AudioInput/Descriptors.c b/Demos/Device/LowLevel/AudioInput/Descriptors.c
index 0b1652246..ee37affd2 100644
--- a/Demos/Device/LowLevel/AudioInput/Descriptors.c
+++ b/Demos/Device/LowLevel/AudioInput/Descriptors.c
@@ -220,7 +220,7 @@ const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
{
.Header = {.Size = sizeof(USB_Audio_Descriptor_StreamEndpoint_Std_t), .Type = DTYPE_Endpoint},
- .EndpointAddress = (ENDPOINT_DIR_IN | AUDIO_STREAM_EPNUM),
+ .EndpointAddress = AUDIO_STREAM_EPADDR,
.Attributes = (EP_TYPE_ISOCHRONOUS | ENDPOINT_ATTR_SYNC | ENDPOINT_USAGE_DATA),
.EndpointSize = AUDIO_STREAM_EPSIZE,
.PollingIntervalMS = 0x01
diff --git a/Demos/Device/LowLevel/AudioInput/Descriptors.h b/Demos/Device/LowLevel/AudioInput/Descriptors.h
index ac0a536de..4680294c9 100644
--- a/Demos/Device/LowLevel/AudioInput/Descriptors.h
+++ b/Demos/Device/LowLevel/AudioInput/Descriptors.h
@@ -42,14 +42,11 @@
#include <avr/pgmspace.h>
/* Macros: */
- /** Endpoint number of the Audio isochronous streaming data endpoint. */
- #define AUDIO_STREAM_EPNUM 1
+ /** Endpoint address of the Audio isochronous streaming data IN endpoint. */
+ #define AUDIO_STREAM_EPADDR (ENDPOINT_DIR_IN | 1)
- /** Endpoint size in bytes of the Audio isochronous streaming data endpoint. The Windows audio stack requires
- * at least 192 bytes for correct output, thus the smaller 128 byte maximum endpoint size on some of the smaller
- * USB AVR models will result in unavoidable distorted output.
- */
- #define AUDIO_STREAM_EPSIZE ENDPOINT_MAX_SIZE(AUDIO_STREAM_EPNUM)
+ /** Endpoint size in bytes of the Audio isochronous streaming data endpoint. */
+ #define AUDIO_STREAM_EPSIZE 256
/* Type Defines: */
/** Type define for the device configuration descriptor structure. This must be defined in the