Seco SBC-A62-J User Manual page 23

LVDS0_TX3+/LVDS0_TX3-: LVDS Channel #0 differential data pair #3.
LVDS0_CLK+/LVDS0_CLK-: LVDS Channel #0 differential Clock.
LVDS1_TX0+/LVDS1_TX0-: LVDS Channel #1 differential data pair #0.
LVDS1_TX1+/LVDS1_TX1-: LVDS Channel #1 differential data pair #1.
LVDS1_TX2+/LVDS1_TX2-: LVDS Channel #1 differential data pair #2.
LVDS1_TX3+/LVDS1_TX3-: LVDS Channel #1 differential data pair #3.
LVDS1_CLK+/LVDS1_CLK-: LVDS Channel #1 differential Clock.
LVDS_BLT_EN: 3P3V electrical level Output with a 10kΩ pull-down resistor, Panel Backlight Enable signal. It can be used to turn On/Off the backlight's lamps of
connected LVDS display.
LVDS_BLT_CTRL: this signal can be used to adjust the backlight brightness in displays supporting Pulse Width Modulated (PWM) regulations (3P3V electrical level
with a 10kΩ pull-down resistor).
3.3.2 I2C Touch Screen Connector
Touch Screen Connector - J29
Pin Signal
1 3P3V
2 TOUCH_IRQ
3 I2C3_SDA
4 I2C3_SCL
5 TOUCH_RST#
6 GND
TOUCH_IRQ: Touch Screen IRQ line, 3P3V electrical level with a 10kΩ pull-up resistor.
TOUCH_RST: Touch Screen Reset signal, 3P3V electrical level with a 10kΩ pull-down resistor.
SBC-A62-J
SBC-A62-J User Manual - Rev. First Edition: 1.0 - Last Edition: 2.3 - Author: S.B. - Reviewed by N.P. Copyright © 2016 SECO S.r.l.
On-board, connector J29 carries out signals to the I2C interface which can be used for I2C Touch Screen controller
connection.
The connector is a 6-pin MOLEX p/n 53398-0671 or equivalent, with pinout shown in the table on the
left. Mating connector: MOLEX 51021-0600 receptacle with MOLEX 50079-8000 female crimp
terminals.
Signals' description:
I2C3_SCL: I2C Bus clock line. Bidirectional signal, electrical level 3P3V with a 4k7Ω pull-up resistor. It is managed by
i.MX6 processor's I2C3 controller.
I2C3_SDA: I2C Bus data line. Bidirectional signal, electrical level 3P3V with a 4k7Ω pull-up resistor. It is managed by
i.MX6 processor's I2C3 controller.
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