Philips 32PFL3403D/85 Service Manual page 88

EN 88 9. LC8.1U LA
EDID_WE
The EDID_WE signal is the WE signal for the HDMI EEPROM
ICs. The signal is connected to the active low Write Control pin
of the EEPROM via a transistor inverter. This signal is only
used for the programming of EDID EEPROMs via MT5382. It is
not used during normal operation mode.
HDMI_HPD_1
The HDMI_HPD_1 signal is used for resetting the HDMI source
connected to HDMI1 during the hot plug process.
HDMI_HPD_2
The HDMI_HPD_2 signal is used for resetting the HDMI source
connected to HDMI2 during the hot plug process.
HDMI_HPD_3
The HDMI_HPD_3 signal is used for resetting the HDMI source
connected to HDMI3 during the hot plug process.
HDMI_HPD_SIDE
The HDMI_HPD_Side signal is used for resetting the HDMI
source connected to Side HDMI during the hot plug process.
INT_CEC
The INT_CEC signal is the interrupt signal from WT61P7 to
MT5382 for event notification. On the MT5382, an interrupt port
is used to receive the notification.
9.9.5 USB Control Signals
USB_OC
The USB_OC signal is an over-current indicator from the USB
power switch.
USB_PWE
The USB_PWE signal is the enable signal for the USB power
switch.
9.9.6 MT8280 Control Signals
PRST
The PRST signal is the reset signal for MT8280.
PWN
The PWN signal is used to put the MT8280 into power down
mode.
INT0
The INTERRUPT signal is reserved for interrupt signals from
BDS bolt-on modules. For operational details, refer to BDS
specifications.
Circuit Descriptions, Abbreviation List, and IC Data Sheets