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authorHiFiPHile <[email protected]>2026-05-01 13:58:17 +0200
committerHiFiPHile <[email protected]>2026-05-01 13:58:17 +0200
commit5951d07ad9de9d05127348f110024ac08bf5e676 (patch)
tree99041f629e5c5af07a5020be89b4bb2c3f617ee4 /examples/device/printer_to_cdc/src
parent8db6084acac03acc1b98721f78d22587968ed5b2 (diff)
parent939c2f91c200db2bf9874c2e6c50b3530f8a6725 (diff)
Merge remote-tracking branch 'origin/master' into ncm_packet_filter
Diffstat (limited to 'examples/device/printer_to_cdc/src')
-rw-r--r--examples/device/printer_to_cdc/src/usb_descriptors.c21
1 files changed, 15 insertions, 6 deletions
diff --git a/examples/device/printer_to_cdc/src/usb_descriptors.c b/examples/device/printer_to_cdc/src/usb_descriptors.c
index 30d309ed4..db7bfe97a 100644
--- a/examples/device/printer_to_cdc/src/usb_descriptors.c
+++ b/examples/device/printer_to_cdc/src/usb_descriptors.c
@@ -67,12 +67,21 @@ uint8_t const *tud_descriptor_device_cb(void) {
//--------------------------------------------------------------------+
// Endpoint numbers
-#if defined(TUD_ENDPOINT_ONE_DIRECTION_ONLY)
- #define EPNUM_CDC_NOTIF 0x81
- #define EPNUM_CDC_OUT 0x02
- #define EPNUM_CDC_IN 0x83
- #define EPNUM_PRINTER_OUT 0x04
- #define EPNUM_PRINTER_IN 0x85
+#if CFG_TUD_ENDPOINT_ONE_DIRECTION_ONLY
+ #if TU_CHECK_MCU(OPT_MCU_MAX32650, OPT_MCU_MAX32666, OPT_MCU_MAX32690, OPT_MCU_MAX78002)
+ // Put bulk on EP>=8 so the 2048/4096-byte FIFOs can back double packet buffering
+ #define EPNUM_CDC_NOTIF 0x81
+ #define EPNUM_CDC_OUT 0x08
+ #define EPNUM_CDC_IN 0x89
+ #define EPNUM_PRINTER_OUT 0x0A
+ #define EPNUM_PRINTER_IN 0x8B
+ #else
+ #define EPNUM_CDC_NOTIF 0x81
+ #define EPNUM_CDC_OUT 0x02
+ #define EPNUM_CDC_IN 0x83
+ #define EPNUM_PRINTER_OUT 0x04
+ #define EPNUM_PRINTER_IN 0x85
+ #endif
#else
#define EPNUM_CDC_NOTIF 0x81
#define EPNUM_CDC_OUT 0x02