Kontron COMe Ref. Carrier T2 - Manual (Page 51)

COM Express™ miniBaseboard Type 2 / Connectors and Features
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5.17 CPLD & POST-Code Display
For Power Management control both miniBaseboards are equipped with an Altera CPLD (U105) on baseboard's bottom
side. On COM Express™ miniBaseboard Type 2 the CPLD controls the 4 digit LPC/PCI Post Code Display D139 to D142.
J7 - CPLD I/O Port
The I/O Port J7 provides 10 I/O ports directly from the CPLD and is without any function in default configuration. The
I/O port is only available on ETXexpress® miniBaseboard.
J7 pin Function J7 pin Function
1 CPLD_IO1 2 CPLD_IO2
3 CPLD_IO3 4 CPLD_IO4
5 CPLD_IO5 6 CPLD_IO6
7 CPLD_IO7 8 CPLD_IO8
9 CPLD_IO9 10 CPLD_IO10