Ocean Optics Apex - Manual (Page 10)

Apex Data Sheet
10 892-00000-000-05-201302
Packet 0
Byte 0 Byte 1 Byte 2 Byte 3
Pixel 0 LSB Pixel 0 MSB Pixel 1 LSB Pixel 2 MSB
…
Byte 510 Byte 511
Pixel 255 LSB Pixel 255 MSB
Packet 18 – Synchronization Packet (1 byte)
Byte 0
0x69
USB Full Speed (12Mbps) Packet Format
In this mode all data is read from EP2In. The pixel and packet format is shown below.
Packet # End Point # Bytes Pixels
0 EP2In 64 0-31
1 EP2In 64 32-63
2 EP2In 64 64-95
… EP2In 64
65 EP2In 64 2080-2111
66 EP2In 1 Sync Packet
Packet 0
Byte 0 Byte 1 Byte 2 Byte 3
Pixel 0 LSB Pixel 0 MSB Pixel 1 LSB Pixel 2 MSB
…
Byte 62 Byte 63
Pixel 31 LSB Pixel 31 MSB
Packet 123 – Synchronization Packet (1 byte)
Byte 0
0x69
Write Register Information
Most all of the controllable parameters for the Apex are accessible through this command. A complete
list of these parameters with the associate register information is shown in the table below. Commands
are written to End Point 1 Out typically with 4 bytes (some commands may require more data bytes).