XASC - Serial Camera

Configures the RS-232 serial camera mode, queries camera diagnostics, and manages pending photo files.

Format

• Query mode: >QXASCM<
• Set mode: >SXASCM{MODE}[{ROUTE}{RES}]<
• Query diagnostics: >QXASCD<
• Query pending files: >QXASCI<
• Clear files: >SXASCC<

Responses

• Mode disabled: >RXASCM0<
• Mode enabled: >RXASCM2{ROUTE}{RES}<
• Diagnostics: >RXASCD{PP}{SS}<
• Pending files: >RXASCI{INFO}<

Parameters

Field	Values	Description
MODE	0, 2	0 disables camera mode, 2 enables photo capture mode
ROUTE	U, 0-9	U keeps capture local, 0-9 associates photos with a destination point
RES	1, 2, 3	Image resolution: 1 = 160x128, 2 = 320x240, 3 = 640x480
PP	00	Port identifier returned by current implementation
SS	00-99	Camera state code

Examples

Disable serial camera mode:

>SXASCM0<

Enable serial camera mode with local storage and highest resolution:

>SXASCM2U3<

Enable serial camera mode and associate captures with destination point 5:

>SXASCM253<

Query current camera mode:

>QXASCM<
>RXASCM2U3<

Query camera state:

>QXASCD<
>RXASCD0099<

State Codes

Code	Meaning
00	Ready
03	Uploading
04	Upload successful
05	No response
09	Checksum error
13	Capture queued
17	Queue limit reached
99	Initializing

Notes

• Enabling XASC switches the RS-232 port into SERCAM mode.
• The serial camera driver runs at 115200 baud.
• QXASCI returns implementation-defined pending file information for queued uploads.
• The PS extended tag can be used in event reports to include the last captured photo ID.

Defaults and Limits

• Maximum queued photos: 10.
• Valid photo ID range: 0 to 9999999.
• Only modes 0 and 2 are accepted by the parser.