Seco Qseven CQ7-A42 User Manual page 10

PSU Power Supply Unit
PWM Pulse Width Modulation
PWR Power
SATA Serial Advance Technology Attachment, a differential half duplex serial interface for Hard Disks
SD Secure Digital, a memory card type
SDIO Secure Digital Input/Output, an evolution of the SD standard that allows the use of the same SD interface to drive different Input/Output devices,
like cameras, GPS, Tuners and so on
SIM Subscriber Identity Module, a card which stores all data of the owner necessary to allow him accessing to mobile communication networks
SM Bus System Management Bus, a subset of the I2C bus dedicated to communication with devices for system management, like a smart battery and
other power supply-related devices
SPI Serial Peripheral Interface, a 4-Wire synchronous full-duplex serial interface which is composed a master and one or more slaves, individually
enabled through a Chip Select line
TBM To be measured
TMDS Transition-Minimized Differential Signalling, a method for transmitting high speed serial data, normally used on DVI and HDMI interfaces
TTL Transistor-transistor Logic
UIM User Identity Module, an extension of SIM modules.
USB Universal Serial Bus
V_REF Voltage reference Pin
CQ7-A42
CQ7-A42 - Rev. First Edition: 1.0 - Last Edition: 2.0 - Author: S.B. - Reviewed by G.G. Copyright © 2016 SECO S.r.l.
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