Table 17 Crt Signal Descriptions; Table 18 Lvds Signal Descriptions - Congatec COM Express conga-TC175 User Manual

Signal Pin # Description
USB_0_1_OC# B44 USB over-current sense, USB ports 0 and 1. A pull-up for this line shall be
present on the module. An open drain driver from a USB current monitor
on the carrier board may drive this line low.
USB_2_3_OC# A44 USB over-current sense, USB ports 2 and 3. A pull-up for this line shall be
present on the module. An open drain driver from a USB current monitor
on the carrier board may drive this line low. .
USB_4_5_OC# B38 USB over-current sense, USB ports 4 and 5. A pull-up for this line shall be
present on the module. An open drain driver from a USB current monitor
on the carrier board may drive this line low.
USB_6_7_OC# A38 USB over-current sense, USB ports 6 and 7. A pull-up for this line shall be
present on the module. An open drain driver from a USB current monitor
on the carrier board may drive this line low.
Table 17 CRT Signal Descriptions
Signal Pin # Description
VGA_RED B89 Red for monitor. Analog DAC output, designed to drive a 37.5-Ohm equivalent load.
VGA_GRN B91 Green for monitor. Analog DAC output, designed to drive a 37.5-Ohm equivalent load.
VGA_BLU B92 Blue for monitor. Analog DAC output, designed to drive a 37.5-Ohm equivalent load.
VGA_HSYNC B93 Horizontal sync output to VGA monitor
VGA_VSYNC B94 Vertical sync output to VGA monitor
VGA_I2C_CK B95 DDC clock line (I²C port dedicated to identify VGA monitor capabilities)
VGA_I2C_DAT B96 DDC data line.
Note
To support the VGA interfac, you need a customized conga-TC175 variant.
Table 18 LVDS Signal Descriptions
Signal Pin # Description
LVDS_A0+ A71 LVDS Channel A differential pairs
LVDS_A0- A72
LVDS_A1+ A73
LVDS_A1- A74
LVDS_A2+ A75
LVDS_A2- A76
LVDS_A3+ A78
LVDS_A3- A79
Copyright © 2017 congatec AG
I/O PU/PD Comment
I 3.3VSB PU 10k Do not pull this line high on the carrier board.
3.3VSB
I 3.3VSB PU 10k Do not pull this line high on the carrier board.
3.3VSB
I 3.3VSB PU 10k Do not pull this line high on the carrier board.
3.3VSB
I 3.3VSB PU 10k Do not pull this line high on the carrier board.
3.3VSB
I/O
O Analog
O Analog
O Analog
O 3.3V
O 3.3V
I/O OD 5V PU 1k2 3.3V
I/O OD 5V PU 1k2 3.3V
I/O PU/PD Comment
O LVDS
TCKLm10
PU/PD Comment
PD 150R Optional
PD 150R Optional
PD 150R Optional
Optional
Optional
Optional
Optional
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