Flat Panel And Backlight Voltage Selection; Table 43 Connector X26 / X30 Pinout Description; Table 44 Jumper X22 / X27 Pinout Description - Congatec SMARC 2.0 conga-SEVAL User Manual

Table 43 Connector X26 / X30 Pinout Description
Pin Signal
1 VDD_LCD (2.0 A fuse)
3 +5V (2.0 A fuse)
5 LCD_[0:1]_VDD_EN
7 N.C
9 GND
Connector Type
X26, X30: 2.54 mm, 2 x 5 pin female
4.13.4.4

Flat Panel and Backlight Voltage Selection

The conga-SEVAL supports different voltages for the panel and backlight. Follow the description below to set the panel and backlight voltages:
• For panels attached to connector X23 or X31, use:
– jumper X22 to set the panel voltage to 3.3 V or 5 V
– jumper X25 to set the backlight voltage to 5 V or 12 V
– jumper X24 to change the polarity of backlight enable signal
• For panels attached to connector X32, use:
– jumper X27 to set the panel voltage to 3.3 V or 5 V
– jumper X28 to set the backlight voltage to 5 V or 12 V
– jumper X29 to change the polarity of backlight enable signal
Table 44 Jumper X22 / X27 Pinout Description
Pin Configuration
1-2 3.3 V panel power
2-3 5 V panel power
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Pin Signal
2 VDD_BKLT (1.5 A fuse)
4 +12V (1.5 A fuse)
6 LCD[0:1]_BKLT_EN
8 LCD[0:1]_BKLT_PWM
10 GND
Panel & Bklt Power - X26 / X30
2 4 6 8
1 3 5 7
Jumper X22 / X27
1 2 3
SEVALm10
10
9
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