diff options
Diffstat (limited to 'LUFA/Drivers/USB/Core/HostStandardReq.h')
| -rw-r--r-- | LUFA/Drivers/USB/Core/HostStandardReq.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/LUFA/Drivers/USB/Core/HostStandardReq.h b/LUFA/Drivers/USB/Core/HostStandardReq.h index ba8d7be4e..4bc3ddad2 100644 --- a/LUFA/Drivers/USB/Core/HostStandardReq.h +++ b/LUFA/Drivers/USB/Core/HostStandardReq.h @@ -58,6 +58,18 @@ #endif /* Public Interface - May be used in end-application: */ + /* Macros: */ + #if !defined(USB_HOST_TIMEOUT_MS) || defined(__DOXYGEN__) + /** Constant for the maximum software timeout period of sent USB control transactions to an attached + * device. If a device fails to respond to a sent control request within this period, the + * library will return a timeout error code. + * + * This value may be overridden in the user project makefile as the value of the + * \ref USB_HOST_TIMEOUT_MS token, and passed to the compiler using the -D switch. + */ + #define USB_HOST_TIMEOUT_MS 1000 + #endif + /* Enums: */ /** Enum for the \ref USB_Host_SendControlRequest() return code, indicating the reason for the error * if the transfer of the request is unsuccessful. |