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Feasa 20-F User Manual
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FEASA LED ANALYSER
FUNCTIONAL VERSION
Daisy Chain Mode
Daisy Chain Pinout
PIN
D_IN
D_OUT
1
RX_in
RX_out
2
TX_
out
TX_in
3
GND
GND
Figure 11
Figure 11 shows the layout of the Connectors viewed from the edge of the board.
The
GND
line of
D_OUT
is connected with the
GND
line of
D_IN
, the
RX_out
of
D_OUT
is
connected to
RX_in
of
D_IN
and the line
TX_in
of
D_OUT
is connected to the line
T
X_out
of
D_IN
.
Back to Index
113
1
2
3
D_IN
1
2
3
D_OUT
GND
5V
POWER SUPPL
Y
112
114
Table of Contents
Table of Contents
3
Introduction
6
IMPORTANT INFORMATION for Programmers
7
Colour and Saturation
8
Intensity
10
Photopic Response
12
White Led's
13
Setting Tolerance Limits for Colour and Intensity
14
Physical Layout
15
USB Port Control
15
Serial Port Control (RS232)
16
Trigger Port Control
17
Capture Commands
18
Capture Times Static Leds
18
AUTO CAPTURE - Store LED Data
19
MANUAL CAPTURE - Store LED Data for a Specific Range
20
Capture Times PWM Leds
21
AUTO CAPTUREPWM - Store PWM LED Data
21
MANUAL CAPTUREPWM - Store PWM LED Data for a Specific Range
22
CAPTUREMULTI - Multiple Capture Command
23
Get Data Commands
24
Under Range Condition
24
Over Range Condition
24
Incorrect Capture Mode
24
Getrgbi## - Get RGB and Intensity for a LED
25
Gethsi## - Get Hue, Saturation and Intensity
26
Getxy## - Return the Xy Chromaticity Values
27
Getxyi## - Return the Xy Chromaticity & Relative Intensity Values
28
Getciexyz## - Return the CIE 1931 XYZ Colour Values
29
Getuv## - Return the U'V' Chromaticity Values
30
Getwavelength## - Get the Dominant Wavelength
31
Getwi## - Get the Dominant Wavelength & Intensity
32
Getwsi## - Get the Dominant Wavelength, Saturation & Intensity
33
Getcct## - Get the Correlated Colour Temperature
34
Getintensity## - Get the Relative Intensity
35
Getabsint@@ Get the Absolute Intensity Value of the Led under Test
36
Getsignallevel## - Get the Relative Intensity in a Percentage of the Range
37
Getfactor - Get the Exposure Factor
38
Get7Seg# - Get the Value of a 7 Segment Display
39
Getautopwm - Get Which Auto Capture Mode Is Active C or CPWM
40
Getintensitymode - Get Which Intensity Mode Is Active Logarithmic or Linear
41
Getphotopic - Get Which Photopic Mode Is Active
42
Getbaud- Get the Baud Rate
43
Gethw - Get the Hardware Version
44
Getstatus - Get a Summary of the Led Analyser Details
45
Getserial Get the Serial Number of the Analyser
46
Getversion - Get the Firmware Version
47
EOT - End of Transmission Character
48
General Set/Put Commands
49
Set/Putfactor## - Set the Exposure Factor
50
Set/Putlog - Change the Intensity Response of the Analyser to Logarithmic Mode
51
Set/Putlin - Change the Intensity Response of the Analyser to Linear Mode
52
Setbaud - Change the Baud Rate
53
Setautopwm# - Change the Auto Capture Mode to Auto PWM Mode
54
S Et PHOTOPIC - Set Which Photopic Mode You Require
55
User Calibration Mode
56
Introduction
56
Usercal Manual Procedure
57
Set/Putintgain - Set the Intensity Gainfactor
58
Getintgain## - Get the Intensity Gain Factor
59
Set/Putxoffset##0.XXX - Set the X Chromaticity Offset
60
Set/Putyoffset##0.XXX - Set the y Chromaticity Offset
61
Getxoffset## - Return the X Chromaticity Offset
62
Getyoffset## - Return the y Chromaticity Offset
63
Set/Putwavelengthoffset@@±## - Set the Wavelength Offset
64
Getwavelengthoffset@@ - Get the Dominant Wavelength Offset
65
Set/Putabsintmult@@ - Set the Absolute Intensity Multiplier Factor
66
Getabsintmult@@ Get the Absolute Intensity Correction Factor of the Led under Test
67
Setcalibration## - Select the Calibration Set to Use
68
Getcalibrationset - Select the Calibration Set to Use
69
Resetusercal##- Reset the Standard Usercal Setting to Factory Default
70
Resetrgbm - Reset the RGB Usercal Setting to Factory Default
71
Setcalibrationdateddmmyyyy - Set the User Cal Date
72
Getcalibrationdate Get the Calibration Date Set by the User
73
User Calibration for RGB Leds
74
External Trigger Mode
75
External Trigger Method
75
Sequence Capture Mode
76
Introduction
76
Capture Sequence Procedure
77
Set/Put Sequencemode# - Set Sequence Mode for Fibers
78
Set/Put Sequencechannel@@ - Select Sequence Mode Fiber no
79
Set/Put Sequencecapture##(#) - Set Sequence Capture Time
80
Set/Put Sequencewait##(#) - Set Sequence Wait Time
81
Set/Put Sequencenumber###(#) - Set the Number of Captures
82
Set/Put Sequencethreshold##### - Set the Intensity Threshold
83
Set/Put Sequencestartdelay### - Set Delay in Ms before Sequencecapture Starts
84
Capturesequence - Start the Captures
85
Storesequence## - Store the Sequence Pattern
86
Identifysequence - Identify the Current Sequence Pattern
87
Resetsequence## - Reset a Sequence Pattern
88
Getsequencestored## - Get a Sequence Pattern
89
Getsequence@@ - Get the Binary Sequence of Intensities
90
Getsequencetimes@@- Get the Duty Cycle of the Sequence
91
Getsequencetimesall - Get the Duty Cycle of the Sequence for All Fibers
92
Getfrequency## - Returns the Frequency and Duty Cycle of Led
93
Get(Max/Min/Avg)Intensity## - Returns the Max/Min or Avg Intensity for the Seq Cap
94
Getflicker## - Returns the Flicker Index and Frequency after a Seq Cap
95
Getsequencemode# - Get Sequence Mode for Fibers
96
Getsequencechannel - Select Sequence Mode Fiber no
97
Getsequencecapture - Get Sequence Capture Time
98
Getsequencewait - Get Sequence Wait Time
99
Getsequencenumber - Get the Number of Captures
100
Getsequencethreshold - Get the Intensity Threshold
101
Getsequencestartdelay - Get the Delay before the CS Command
102
Daisy Chain Mode
103
Daisy Chain USB Wiring Method
103
Daisy Chain Serial RS232 Wiring Method
104
Daisy Chain Baudrate
105
Daisy Chain Identification
105
Busfree - Deactivate any Active Analysers
106
Busget#### - Activate a LED Analyser
107
Busc - Initiate Capture for All LED Analyser's
108
Busc# - Initiate Capture for All LED Analyser's
109
Busc#Pwm@@ - Store PWM LED Data for a Specific Range
110
Busce#### - Poll each LED Analyser to Verify a Capture Is Complete
111
Ports Description and Wiring
112
Daisy Chain Pinout
113
Step-By-Step Method for Daisy Chaining
114
Example
116
Step-By-Step Approach to Testing a LED
118
Effect of PWM on Intensity Testing
119
Step-By-Step Approach to Testing a PWM LED
120
Testing a 7-Segment Display
121
Command Summary
122
Feasa Software
125
Documentation Folder
125
Feasa Terminal
125
User Software
126
Test Software
127
User Calibration
128
Programming
129
Specifications
130
Warranty
132
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Feasa 20-F Specifications
General
Brand
Feasa
Model
20-F
Category
Measuring Instruments
Language
English
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