Collaboration diagram for USB String Descriptor Definitions:
|
Macros | |
| #define | USBStringDescriptor_ENGLISH_US 0x09, 0x04 |
| #define | USBStringDescriptor_LENGTH(length) ((length) * 2 + 2) |
| #define | USBStringDescriptor_UNICODE(ascii) (ascii), 0 |
Detailed Description
This section lists the codes and macros for USB string descriptor definition.
- Language IDs
- USBStringDescriptor_ENGLISH_US
- String Descriptor Length
- USBStringDescriptor_LENGTH
- ASCII to UNICODE conversion
- USBStringDescriptor_UNICODE
Macro Definition Documentation
◆ USBStringDescriptor_ENGLISH_US
| #define USBStringDescriptor_ENGLISH_US 0x09, 0x04 |
Language ID for US English.
Definition at line 437 of file USBDescriptors.h.
◆ USBStringDescriptor_LENGTH
Calculates the length of a string descriptor given the number of ascii characters/language IDs in it.
- Parameters
-
length The ascii format string length.
- Returns
- The actual data length in bytes.
Definition at line 444 of file USBDescriptors.h.
◆ USBStringDescriptor_UNICODE
| #define USBStringDescriptor_UNICODE | ( | ascii | ) | (ascii), 0 |
Converts an ascii character to its unicode representation.
- Parameters
-
ascii The ASCII character to convert
- Returns
- A 2-byte-array for the UNICODE based on given ASCII
Definition at line 450 of file USBDescriptors.h.