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AM-800GE / AB-800GE
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8.3.4 Calculation of Data Transfer Rate
In order to calculate the data transfer rate, the following parameters and formula are
required.
Setting parameter
Item
Unit
Symbol
Image Width
[pixels]
A
Image Height
[pixels]
B
Bits per Pixel
[bits]
C
Frame Rate
[fps]
D
Packet Size
[Bytes]
E
Number of Packets (including Data Leader & Trailer
Packet)
[packets]
G
Data Transfer Rate
[Mbit/s]
J
Fixed value
Item
Unit
value
Data Leader Packet Size
[Bytes]
90
Data Trailer Packet Size
[Bytes]
64
Formula to calculate Data Transfer Rate
J=
{
90+64+(E+18)*(G-2)
}
*8*D/1000000
Where,
G=ROUNDUP{A*B*C/8/(E-36)}+2
The following table shows Bits per Pixel (Item C) which depends on the pixel format.
Pixel format
Bit
RGB8,bayerGR8
8
Mono10_Packed,Mono12_Packed
12
Bayer10_Packed, ayer12_Packed
12
Mono10, Mono12
16
Bayer10, Bayer12
16
RGB8_Packed
24
YUV422Packed
16
Calculation example: AM-800GE/AB-800GE Pixel type Mono/Bayer8
Item
Unit
Symbol
Setting
Image Width (Max)
[pixels]
A
3328
Image Height (Max)
[pixels]
B
2476
Bits per Pixel
[bits]
C
8
Frame Rate
[fps]
D
10.2
Packet Size
[Bytes]
E
1500
Number of Packets (including Data Leader & Trailer
Packet)
[packets]
G
Data Transfer Rate
[Mbit/s]
J
G=ROUNDUP {(3328 x 2476 x 8 / 8 / (1500-36)) + 2 = 5629 + 2 = 5631
J={90+62+(1500+18)x(5631-2)} x 8 x 10.2 / 1000000 = 693
Mbit/s
Summary of Contents for AB-800GE
Page 97: ...AM 800GE AB 800GE 94 b Image Format Control c Acquisition Control d Digital IO Control...
Page 98: ...AM 800GE AB 800GE 95 e Counter And Timer Control f Event Control...
Page 99: ...AM 800GE AB 800GE 96...
Page 100: ...AM 800GE AB 800GE 97 g Analog Control h LUT Control i Transport Layer Control...
Page 101: ...AM 800GE AB 800GE 98 j User Set Control k Action Control l JAI Custom Control...
Page 102: ...AM 800GE AB 800GE 99...