Feasa ICT Series

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FEASA LED ANALYSER

ICT VERSION

In-Circuit Test Mode

Hue and Saturation Responses

0 30 60 90 120 150 180 210 240 270 300 330 360

0

10000

20000

30000

40000

50000

60000

70000

80000

90000

100000

HUE vs Frequency

HUE

Frequency Hz

Figure 10.

Figure 11.

Back to Index

21

20000

40000

60000

80000

100000

LED Saturation (Whiteness) Frequency

Pure White

Pure Colour

Frequency (Hz)

1000

Table of Contents

Table of Contents3
Introduction6
IMPORTANT INFORMATION for Programmers7
Colour and Saturation8
Intensity10
White Led's12
Setting Tolerance Limits for Colour and Intensity13
Physical Layout14
In-Circuit Test Mode15
- Frequency out Port Protocol16
- ICT Connector Pin-Out17
- ICT Connector Pin Descriptions18
- ICT Logic Levels & Cycle Times19
- Hue and Saturation Frequencies20
- Hue and Saturation Responses21
In-Circuit Test Frequency Mode22
- Initialize the LED Analyser for Capture24
- Set the Sensitivity Level of the Analyser (Setfactor)25
- Capture LED Data (HSI or WSI or Xyi) Non PWM Led's26
- Capture LED Data (HSI or WSI or Xyi) PWM Led's27
- Test LED Data (HSI or WSI or Xyi)28
- Step-By Step Sequence for LED Analyser Auto Capture & Read HSI or WSI or Xyi29
- Capture Times ICT Mode - Non PWM Leds31
In Circuit Test Synchronous Serial Mode32
- Synchronous Serial Pin Descriptions33
- Synchronous Serial Commands34
- Clear Comms Buffer35
- Initialize the LED Analyser36
- Set the Sensitivity Factor (Setfactor)37
- Capture for Non-PWM Led's38
- Step-By Step Sequence for LED Analyser Capture Non-PWM Led's40
- Capture Times Synchronous Mode - Non PWM Leds41
- Capture for PWM Led's42
- Step-By-Step Sequence for LED Analyser Capture for PWM Led's43
- Capture Times Synchronous Mode - PWM Leds44
- Read Hue, Saturation and Intensity (HSI)45
- Read RGB and Intensity (RGBI)47
- Dominant Wavelength (W)49
- Wavelength & Saturation & Intensity (WSI)51
- Colour Temperature (Cct)53
- X- Chromaticity, Y-Chromaticity & Intensity (Xyi)55
- Absolute Intensity57
Serial Port Control (RS232)59
- Capture Commands60
- Get Data Commands66
- Under Range Condition66
- Over Range Condition66
- Incorrect Capture Mode66
General Commands85
- General Set Commands85
- General Get Commands96
User Calibration Mode103
- Introduction103
- Setcalibration# - Select the User Cal Setting104
- Resetusercal - Reset the Usercal Setting to Factory Default105
- Setcalibrationdateddmmyyyy - Set the User Cal Date106
- Getcalibrationdate Get the Calibration Date Set by the User107
External Capture Mode108
Sequence Capture Mode110
- Introduction110
- Set/Put Sequencemode# - Set Sequence Mode for Fibers111
- Set/Put Sequencechannel@@ - Select Sequence Mode Fiber no112
- Set/Put Sequencecapture##(#) - Set Sequence Capture Time113
- Set/Put Sequencewait##(#) - Set Sequence Wait Time114
- Set/Put Sequencenumber###(#) - Set the Number of Captures115
- Set/Put Sequencethreshold##### - Set the Intensity Threshold116
- Set/Put Sequencestartdelay### - Set Delay in Ms before Sequencecapture Starts117
- Capturesequence - Start the Captures118
- Storesequence## - Store the Sequence Pattern119
- Identifysequence - Identify the Current Sequence Pattern120
- Resetsequence## - Reset a Sequence Pattern121
- Resetsequenceall - Reset All Sequence Patterns122
- Getsequencestored## - Get a Sequence Pattern123
- Getsequence@@ - Get the Binary Sequence of Intensities124
- Getsequencetimes@@- Get the Duty Cycle of the Sequence125
- Getsequencetimesall - Get the Duty Cycle of the Sequence for All Fibers126
- Getfrequency## - Returns the Frequency and Duty Cycle of Led127
- Getmax(Min)Intensity## - Returns the Max or Min Intensity for the Seq Cap128
- Getflicker## - Returns the Flicker Index and Frequency after a Seq Cap129
- Getsequencemode# - Get Sequence Mode for Fibers130
- Getsequencechannel## - Select Sequence Mode Fiber no131
- Getsequencecapture - Get Sequence Capture Time132
- Getsequencewait - Get Sequence Wait Time133
- Getsequencenumber - Get the Number of Captures134
- Getsequencethreshold - Get the Intensity Threshold135
- Getsequencestartdelay - Get the Delay before the CS Command136
- Capture Sequence Sync Serial Commands137
Step-By-Step Approach to Testing a LED138
Effect of PWM on Intensity Testing139
Step-By-Step Approach to Testing a PWM LED140
Testing a 7-Segment Display141
Command Summary142
Specifications144
Warranty145

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