DIGITAL-LOGIC SmartModule Express SMX945 Instrukcja Użytkownika Pobierz pdf (Strona 36)

Kontron Compact Computers AG SMX945 Detailed Manual V1.1

6.3. COMexpress Connector Description

6.3.1. Signal Terminology Descriptions

Signal Description

PU Internally implemented Pull up resistor

PD Internally implemented Pull down resistor

I/O 3.3V Bi-directional signal 3.3V tolerant

I/O 5V Bi-directional signal 5V tolerant

I 3V Input 3.3V tolerant

I 5V Input 5V tolerant

I/O 3.3VSB Input 3.3V tolerant, active in standby state

O 3V Output 3.3V signal level

O 5V Output 5V signal level

P Power Input/Output

D Differential signal pair

DDC Display Data Channel

PCIE In compliance with PCI Express Base Specification, Revision 1.0a

SATA In compliance with Serial ATA specification, Revision 1.0a

LVDS Low Voltage Differential Signal-350mV nominal; 450mV maximum differential signal

LAN 100/10Mbit/s LAN signals coming from the PHY

TPM Trusted Platform Module

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DIGITAL-LOGIC SmartModule Express SMX945 Instrukcja Użytkownika Strona 36