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General| Brand | Quectel |
|---|---|
| Model | RG255C-GL |
| Category | Control Unit |
| Language | English |
Defines special marks used in the document for features and models.
Lists supported frequency bands and core functionalities of the module.
Details significant technical specifications and capabilities of the module.
Presents a block diagram illustrating the module's internal architecture and interfaces.
Displays the physical pinout and numbering of the module's connectors.
Provides detailed explanations for each pin's function and electrical characteristics.
Describes the different operational states the module can enter.
Details the low-power sleep mode and its activation requirements.
Explains the airplane mode, disabling RF functions and AT command access.
Covers power supply requirements, voltage, and a reference circuit design.
Details the (U)SIM interface, including pin definitions and hot-plug support.
Describes the USB 2.0 interface for data, debugging, and firmware updates.
Explains the main UART interface, baud rates, and flow control.
Covers PCM and I2C interfaces for audio codec integration.
Details important control signals like PERST#, WAKE#, and indication signals like LED_WWAN#.
Introduces the module's three antenna connectors and their impedance.
Discusses antenna types, design considerations, and pin definitions.
Lists recommended U.FL-LP mating plugs and their mechanical specifications.
Specifies the valid input voltage range for the module.
Details the voltage levels for digital input and output signals.
Addresses electrostatic discharge sensitivity and necessary protective measures.
Presents averaged power consumption figures for various operating modes.
Provides guidance on thermal management and heatsink installation.
Shows the physical dimensions and tolerances of the module.
Illustrates the dimensions of the Mini PCI Express connector standard.
Displays the top and bottom perspectives of the module for identification.
Describes the blister tray packaging method and its dimensions.
Lists supplementary documents for further product information.
Provides definitions for technical terms and abbreviations used throughout the manual.
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