Copyright © 2021 congatec GmbH TCTLm02 54/67
Table 21 CRT Signal Descriptions
Signal Pin # Description I/O PU/PD Comment
VGA_RED B89 Red for monitor; analog DAC output designed to drive a 37.5-Ohm equivalent load O Analog PD 150R Commercial variants only
VGA_GRN B91 Green for monitor; analog DAC output designed to drive a 37.5-Ohm equivalent load. O Analog PD 150R
VGA_BLU B92 Blue for monitor. Analog DAC output, designed to drive a 37.5-Ohm equivalent load O Analog PD 150R
VGA_HSYNC B93 Horizontal sync output to VGA monitor O 3.3 V
VGA_VSYNC B94 Vertical sync output to VGA monitor O 3.3 V
VGA_I2C_CK B95 DDC clock line (I²C port dedicated to identify VGA monitor capabilities) I/O OD 5 V PU 2k2 3.3 V
VGA_I2C_DAT B96 DDC data line I/O OD 5 V PU 2k2 3.3 V
Note
To support the VGA interface on industrial variants, you need a customized conga-TC570 variant (assembly option).
Table 22 LVDS Signal Descriptions
Signal Pin # Description I/O PU/PD Comment
LVDS_A0+
LVDS_A0-
LVDS_A1+
LVDS_A1-
LVDS_A2+
LVDS_A2-
LVDS_A3+
LVDS_A3-
A71
A72
A73
A74
A75
A76
A78
A79
LVDS Channel A differential pairs O LVDS
LVDS_A_CK+
LVDS_A_CK-
A81
A82
LVDS Channel A differential clock O LVDS
LVDS_B0+
LVDS_B0-
LVDS_B1+
LVDS_B1-
LVDS_B2+
LVDS_B2-
LVDS_B3+
LVDS_B3-
B71
B72
B73
B74
B75
B76
B77
B78
LVDS Channel B differential pairs O LVDS
LVDS_B_CK+
LVDS_B_CK-
B81
B82
LVDS Channel B differential clock O LVDS
LVDS_VDD_EN A77 LVDS panel power enable O 3.3 V
LVDS_BKLT_EN B79 LVDS panel backlight enable O 3.3 V
LVDS_BKLT_CTRL B83 LVDS panel backlight brightness control O 3.3 V
LVDS_I2C_CK A83 DDC lines used for flat panel detection and control I/O 3.3 V PU 2k2 3.3 V PU for LVDS support (default)
LVDS_I2C_DAT A84 DDC lines used for flat panel detection and control I/O 3.3 V PU 2k2 3.3 V PU for LVDS support (default)
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