Display
Display API allows you to query the display to find out, which features it supports. That way your applet can handle cases, when a certain feature isn't supported by a particular display.
All methods
| Method | Description | Supported since |
|---|---|---|
supports() | Query, whether a certain feature is supported by the display | 3.1.0 |
supports()
Query the display to find out, whether a certain feature is supported. To let you know, when you should call this method, we will warn you throughout the content JS API documentation with a warning message like this one:
warning
- Before using this API, ensure that the display supports serial via
sos.display.supports("SERIAL").
List of capabilities
| Param | Description |
|---|---|
FILE_SYSTEM_INTERNAL_STORAGE | |
FILE_SYSTEM_EXTERNAL_STORAGE | |
FILE_SYSTEM_FILE_CHECKSUM | |
FILE_SYSTEM_LINK | |
TIMERS_PROPRIETARY | |
VIDEO_4K | |
SERIAL | |
BARCODE_SCANNER | |
FRONT_OSD | |
FILE_SYSTEM_CREATE_ARCHIVE | |
FILE_SYSTEM_ARCHIVE_EXTRACT_INFO | Information about total size of all files when archive will be extracted |
Javascript example
const serialPort = await sos.display.supports("SERIAL");