7 sema board controller – ADLINK ETX-BT User Manual

Page 11

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Page 11

2.7 SEMA Board Controller

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Type: BMC uPD78F0763GB

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Functions

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Power Features

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AT mode control

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Emergency shutdown

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Power status monitoring and signalling (LED), current monitor

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ECO mode support

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Flat Panel Control

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Additional DDC I2C bus control for PWM control on carrier

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LVDS brightness PWM output switchable by BIOS with GPU PWM output

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Vdde inhibit

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Backlight Enable inhibit (needs external AND gate)

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General Purpose I2C

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Supports 100/200/400 speed selectable in BIOS

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Voltage and thermal monitors connected to this bus

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Failsafe BIOS (dual BIOS parts)

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Watchdog Timer

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SMART Fan Control (single fan)

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