Ocean Optics Flame-S, User Manual

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8: Firmware and Advanced Communications
225-00000-000-11-201604 105
Query Status
Returns a packet of information containing the current operating information. The structure of
the status packet is given below:
Byte Format
Byte 0
0xFE
Return Format
The data is returned in Binary format and read in by the host through End Point 1 In. The
structure for the return information is as follows:
Byte Description Comments
0-1 Number of Pixels - WORD LSB | MSB order
2-5
Integration Time - WORD
Integration time in

s
– LSW | MSW.
Within each word order is LSB | MSB
6
Lamp Enable 0
– Signal LOW
1
– Signal HIGH
7 Trigger Mode Value
8 Spectral Acquisition Status
9
Packets In Spectra Returns the number of Packets in a
Request Spectra Command.
10
Power Down Flag 0
– Circuit is powered down
1
– Circuit is powered up
11
Packet Count Number of packets that have been
loaded into End Point Memory
12 Reserved
13 Reserved
14
USB Communications Speed 0
– Full Speed (12Mbs)
0x80
– High Speed (480 Mbps)
15 Reserved