diff options
Diffstat (limited to 'examples/device/cdc_msc/src')
| -rw-r--r-- | examples/device/cdc_msc/src/tusb_config.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/examples/device/cdc_msc/src/tusb_config.h b/examples/device/cdc_msc/src/tusb_config.h index c4f4374a2..f0709d8fb 100644 --- a/examples/device/cdc_msc/src/tusb_config.h +++ b/examples/device/cdc_msc/src/tusb_config.h @@ -103,8 +103,8 @@ #define CFG_TUD_CDC_RX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) #define CFG_TUD_CDC_TX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) -// CDC Endpoint transfer buffer size, more is faster -// Only increase RX_EPSIZE if your host driver/application support zero-length packet (ZLP) +// CDC Endpoint transfer buffer size, default to max bulk packet size (HS 512, FS 64). Larger is faster. +// Larger RX_EPSIZE requires CFG_TUD_CDC_RX_NEED_ZLP = 1 and host ZLP support #define CFG_TUD_CDC_RX_EPSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) #define CFG_TUD_CDC_TX_EPSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) |