AXIOMTEK GOT710-837, User Manual

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GOT710-837
User’s Manual
Hardware and Installation 21
2.13 LED indicators
LED lights make sure that whether the MCU is working properly and facilitating to debug in the
phrase of research and development. It is not necessarily the actual system mounting LED
lights.
The following table summarizes the buzzer and LED indication of the device:
2.14 Auto-dimming
Because the human eye perceiving brightness is nonlinear, PWM duty must be set percentage
at each stage of opening and closing
LCD Backlight:
Level 10 = 100%
Level 9 = 91%
Level 8 = 82%
Level 7 = 73%
Level 6 = 64%
Level 5 = 55%
Level 4 = 46%
Level 3 = 37%
Level 2 = 28%
Level 1 = 19%
Level 0 =10%
Auto dimming level
Surrounding
environment
Light Sensor value LCD dimming level
Tunnel (0~26 Lux) 0~50 23%~37%
Indoor (200~300 Lux) 200~300 72%~80%
Outdoor cloudy
(1000 Lux)
1000 88%~100%
Outdoor sunny
(2000 Lux up)
1200 up 100%