diff options
| author | Zixun LI <[email protected]> | 2026-01-19 10:53:48 +0100 |
|---|---|---|
| committer | Zixun LI <[email protected]> | 2026-01-19 10:53:48 +0100 |
| commit | 7921aae6e2f824e217a5cb3da1337876bfd9d3a9 (patch) | |
| tree | 26c5ad6231135e37744580e3487e6e6853f02c1d /examples/device | |
| parent | db08f5f3fefb91ef59526558ad79bf9d8ae84e7c (diff) | |
example: update comment on CDC EP size
Signed-off-by: Zixun LI <[email protected]>
Diffstat (limited to 'examples/device')
| -rw-r--r-- | examples/device/cdc_dual_ports/src/tusb_config.h | 2 | ||||
| -rw-r--r-- | examples/device/cdc_msc/src/tusb_config.h | 2 | ||||
| -rw-r--r-- | examples/device/cdc_msc_freertos/src/tusb_config.h | 2 | ||||
| -rw-r--r-- | examples/device/cdc_uac2/src/tusb_config.h | 2 |
4 files changed, 8 insertions, 0 deletions
diff --git a/examples/device/cdc_dual_ports/src/tusb_config.h b/examples/device/cdc_dual_ports/src/tusb_config.h index 0da4032a7..710c01ee2 100644 --- a/examples/device/cdc_dual_ports/src/tusb_config.h +++ b/examples/device/cdc_dual_ports/src/tusb_config.h @@ -104,6 +104,8 @@ #define CFG_TUD_CDC_TX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) // CDC Endpoint transfer buffer size, more is faster +// Leave it as default size (512 for HS, 64 for FS) unless your host application +// is able to send ZLP (Zero Length Packet) to terminate transfer ! #define CFG_TUD_CDC_EP_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) #ifdef __cplusplus diff --git a/examples/device/cdc_msc/src/tusb_config.h b/examples/device/cdc_msc/src/tusb_config.h index fdb2ddf18..3f2f05f20 100644 --- a/examples/device/cdc_msc/src/tusb_config.h +++ b/examples/device/cdc_msc/src/tusb_config.h @@ -104,6 +104,8 @@ #define CFG_TUD_CDC_TX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) // CDC Endpoint transfer buffer size, more is faster +// Leave it as default size (512 for HS, 64 for FS) unless your host application +// is able to send ZLP (Zero Length Packet) to terminate transfer ! #define CFG_TUD_CDC_EP_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) // MSC Buffer size of Device Mass storage diff --git a/examples/device/cdc_msc_freertos/src/tusb_config.h b/examples/device/cdc_msc_freertos/src/tusb_config.h index 6b1937a8d..8277b1604 100644 --- a/examples/device/cdc_msc_freertos/src/tusb_config.h +++ b/examples/device/cdc_msc_freertos/src/tusb_config.h @@ -111,6 +111,8 @@ #define CFG_TUD_CDC_TX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) // CDC Endpoint transfer buffer size, more is faster +// Leave it as default size (512 for HS, 64 for FS) unless your host application +// is able to send ZLP (Zero Length Packet) to terminate transfer ! #define CFG_TUD_CDC_EP_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) // MSC Buffer size of Device Mass storage diff --git a/examples/device/cdc_uac2/src/tusb_config.h b/examples/device/cdc_uac2/src/tusb_config.h index b7ece8b7c..5eb2e8f74 100644 --- a/examples/device/cdc_uac2/src/tusb_config.h +++ b/examples/device/cdc_uac2/src/tusb_config.h @@ -160,6 +160,8 @@ extern "C" { #define CFG_TUD_CDC_TX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) // CDC Endpoint transfer buffer size, more is faster +// Leave it as default size (512 for HS, 64 for FS) unless your host application +// is able to send ZLP (Zero Length Packet) to terminate transfer ! #define CFG_TUD_CDC_EP_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) #ifdef __cplusplus |