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.
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LV/LVDS0_TX3-: LVDS Channel #0 differential data pair #3.
LV/LVDS0_CLK-: LVDS Channel #0 differential Clock.
LV/LVDS1_TX0-: LVDS Channel #1 differential data pair #0.
LV/LVDS1_TX1-: LVDS Channel #1 differential data pair #1.
LV/LVDS1_TX2-: LVDS Channel #1 differential data pair #2.
LV/LVDS1_TX3-: LVDS Channel #1 differential data pair #3.
LV/LVDS1_CLK-: LVDS Channel #1 differential Clock.
LVDS_BLT_EN: 3P3V electrical level Output with a 10k
Ω
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 10k
Ω
pull-down resistor).
3.3.2
I2C Touch Screen Connector
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 4k7
Ω
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 4k7
Ω
pull-up resistor. It is managed by
i.MX6 processor
’
s I2C3 controller.
TOUCH_IRQ: Touch Screen IRQ line, 3P3V electrical level with a 10k
Ω
pull-up resistor.
TOUCH_RST: Touch Screen Reset signal, 3P3V electrical level with a 10k
Ω
pull-down resistor.
Touch Screen Connector - J29
Pin Signal
1
3P3V
2
TOUCH_IRQ
3
I2C3_SDA
4
I2C3_SCL
5
TOUCH_RST#
6
GND
