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-rw-r--r--examples/device/uac2_headset/src/usb_descriptors.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/examples/device/uac2_headset/src/usb_descriptors.c b/examples/device/uac2_headset/src/usb_descriptors.c
index e4fbbf8a5..b554e7195 100644
--- a/examples/device/uac2_headset/src/usb_descriptors.c
+++ b/examples/device/uac2_headset/src/usb_descriptors.c
@@ -97,12 +97,19 @@ uint8_t const * tud_descriptor_device_cb(void)
#define EPNUM_AUDIO_OUT 0x08
#define EPNUM_AUDIO_INT 0x01
-#elif defined(TUD_ENDPOINT_ONE_DIRECTION_ONLY)
+#elif CFG_TUD_ENDPOINT_ONE_DIRECTION_ONLY
// MCUs that don't support a same endpoint number with different direction IN and OUT defined in tusb_mcu.h
// e.g EP1 OUT & EP1 IN cannot exist together
- #define EPNUM_AUDIO_IN 0x01
- #define EPNUM_AUDIO_OUT 0x02
- #define EPNUM_AUDIO_INT 0x03
+ #if TU_CHECK_MCU(OPT_MCU_MAX32650, OPT_MCU_MAX32666, OPT_MCU_MAX32690, OPT_MCU_MAX78002)
+ // Put audio iso on EP10/11 so the 4096-byte FIFOs can back double packet buffering
+ #define EPNUM_AUDIO_OUT 0x0A
+ #define EPNUM_AUDIO_IN 0x0B
+ #define EPNUM_AUDIO_INT 0x01
+ #else
+ #define EPNUM_AUDIO_IN 0x01
+ #define EPNUM_AUDIO_OUT 0x02
+ #define EPNUM_AUDIO_INT 0x03
+ #endif
#else
#define EPNUM_AUDIO_IN 0x01