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YUGE LCC Series Hardware Manual

Cat1 module
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CLM920_RC3(RV3 RE3)
LCC Series CAT1 Module
Hardware Manual
Shanghai YUGE Information Technology co., LTD
CLM920_RC3(RV3 RE3)LCC Series CAT1 Module
Hardware Manual
69
V1.1
2020/5/6
V1.1
All rights reserved

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  • Page 1 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Product name Hardware Manual Pages Version V1.1 Date 2020/5/6 CLM920_RC3(RV3 RE3) LCC Series CAT1 Module Hardware Manual V1.1 Shanghai YUGE Information Technology co., LTD All rights reserved...
  • Page 2 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual History Version Date Description Author V1.0 20200406 Initial David 1.Modify power consumption data V1.1 20200506 2.Modify some function pin descriptions David 3.Add Wifi scan function description Shanghai YUGE Information Technology Co., Ltd. - 2 -...

  • Page 3: Table Of Contents

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Contents Chapter 1. introduction......................- 8 - Chapter2. Module overview....................- 9 - 2.1 Module Introduction..................... - 9 - 2.2 Module characteristics....................- 9 - 2.3 Module function......................- 12 - Chapter 3. Interface application description.................- 14 - 3.1 Overview of this chapter.....................- 14 -...
  • Page 4 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual 3.13 ADC interface......................- 43 - 3.14 WiFi SCAN.......................- 43 - 3.15 RF interface.......................- 43 - 3.15.1 Antenna matching circuit..................- 44 - 3.15.2 RF trace reference....................- 45 - Chapter 4. Overall technical indicators................- 47 - 4.1 Overview of this chapter.....................- 47 -...
  • Page 5 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Picture index Figure 2-1 CLM920_RC3 LCC module functional block diagram........- 13 - Figure 3-1 CLM920_RC3 module pin layout (TOP perspective)........- 15 - Figure 3-2 Power supply design................... - 24 - Figure 3-3 GSM Burst transmit power drop limit..............- 25 - Figure 3-4 LDO linear power reference circuit..............- 25 -...
  • Page 6 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 6-3 Bottom view of the module (unit: mm).............. - 61 - Figure 6-4 Recommended package of the module (unit: mm)..........- 62 - Figure 7-1 Reflow soldering temperature curve..............- 64 - Table index Table 2-1 Module series description..................- 9 -...
  • Page 7 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Table 4-1 4G and 2G frequency table...................- 47 - Table 4-2 GNSS frequency table..................- 47 - Table 4-3 Test instruments....................- 48 - Table 4-4 2G RF indicators....................- 48 - Table 4-5 4G RF sensitivity index..................- 48 - Table 4-6 4G RF transmit power index................

  • Page 8: Chapter 1. Introduction

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Chapter 1. introduction This document is a wireless solution product CLM920_RC3 (RV3 RE3) LCC package CAT1 module hardware interface manual, which is designed to describe the hardware composition and functional characteristics of the module solution product, application interface definition and instructions, electrical performance and mechanical characteristics.

  • Page 9: Chapter2. Module Overview

    Chapter2. Module overview 2.1 Module Introduction Yuge LCC encapsulates CAT1 series modules, including CLM920_RC3, CLM920_RV3 and CLM920_RE3 The interfaces of the three modules are identical, and only the supported frequency bands are different. For details, please refer to Table 2-1. The following interface description uses CLM920_RC3 as an example.
  • Page 10 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual GSM900 GSM1800 LTE FDD B1 LTE FDD B3 LTE FDD B5 LTE(FDD) LTE FDD B7 LTE FDD B8 LTE FDD B20 LTE TDD B34 LTE TDD B38 LTE(TDD) LTE TDD B39 LTE TDD B40...
  • Page 11 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Used for AT commands, data transmission, software debugging and software upgrade USB driver: support Windows / Linux / Android etc. Main serial port (4-wire): Support RTS and CTS hardware flow control Used for AT commands and data transmission UART Baud rate up to 3.6Mbps, the default is 115200bps...

  • Page 12: Module Function

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual GPRS: DL 85.6kbps/UL 85.6kbps EDGE: DL 236.8kbps/UL 236.8kbps LTE ( ) DL 10Mbps,UL 5Mbps@20M CAT1 GPS/BeiDou/GLONASS/Galileo Satellite positioning Protocol：NMEA Support standard AT instruction set (Hayes 3GPP TS AT command 27.007 and 27.005) For details, please check the AT commands SupportTCP/UDP/PPP/HTTP/NITZ/CMUX/NDIS/NTP/...
  • Page 13 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 2-1 CLM920_RC3 LCC module functional block diagram Shanghai YUGE Information Technology Co., Ltd. - 13 -...

  • Page 14: Chapter 3. Interface Application Description

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Chapter 3. Interface application description 3.1 Overview of this chapter This chapter mainly describes the interface definition and application of this module. Contains the following parts： 144 pin pin layout Interface definition Power interface USB interface...

  • Page 15: Module Interface

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual 3.2 Module interface 3.2.1 Module pinout Figure 3-1 CLM920_RC3 module pin layout (TOP perspective) The modules Pin85 ~ Pin112 are heat dissipation pads, and it is recommended to be grounded during design. All RESERVED and unused Pin feet need to be left open.

  • Page 16: Pin Definition

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual 3.2.2 Pin definition The CLM920_RC3 module is an LCC interface module. Its pin definitions are shown in the table below： Table 3-1 Pin definition Pin name Pin name WAKEUP_IN GPIO74 GPIO69 W_DISABLE# NET_MODE...
  • Page 17 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual RESERVED VBAT_RF VBAT_RF VBAT_BB VBAT_BB STATUS USB_DP USB_DM USB_VBUS RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED Shanghai YUGE Information Technology Co., Ltd. - 17 -...
  • Page 18 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual USB_BOOT RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED Table 3-2 IO parameter definition...
  • Page 19 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual GPIO (maximum 50mA), please leave it open when not in use VBAT_RF Module RF power input The power supply VBAT_RF Module RF power input needs to provide at VBAT_BB Module baseband power input...
  • Page 20 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual transmission when not in use USIM interface Definition Functional description Remarks SIM_PRESENCE USIM card hot swap detection Internal 10K resistor pull-up USIM_VDD USIM card power supply 1.8V or 3V USIM_DATA USIM card data signal cable...
  • Page 21 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual domain SDC_CLK SD card SDIO bus clock 1.8V / 2.8V voltage domain SDC_CMD SD card SDIO bus command 1.8V / 2.8V voltage domain VDD_SD SD card power supply voltage This power supply has an exclusive...
  • Page 22 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual ANT_MAIN Main antenna 50 ohm characteristic impedance Main serial port Definition Functional description Remarks Ring alert 1.8V voltage domain Module output carrier 1.8V, left floating detection when not in use Module clear send 1.8V, left floating...

  • Page 23: Power Interface

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual 1.8V and 3.0V). The RESERVED pin is defined as a reserved pin. It is recommended to be left floating and not used. PIN85 ~ 112 are heat dissipation pads, PCB packages need to reserve ground pads, and ground treatment.
  • Page 24 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 3-2 Power supply design Table 3-5 Power supply design description Recommended value Application Remarks Voltage stabilizing Use low ESR value capacitors to 220uF capacitor reduce power supply fluctuations Low capacitance TVS Avoid power surge or ESD damage WS4.5DPF...

  • Page 25: Power Reference Circuit

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 3-3 GSM Burst transmit power drop limit 3.3.2 Power reference circuit In actual design, the power supply can be designed using a switched DC power supply or a linear LDO power supply, and then use the PMOS tube to control the power supply input so that the power supply can be completely cut off.

  • Page 26: Vdd_Ext Voltage Output

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 3-6 PMOS tube control power switch reference circuit The minimum working voltage of the module is 3.3V. Due to the transmission of data or GSM calls, a current of more than 2A will be generated, resulting in a ripple voltage drop on the power supply voltage, so the actual power supply voltage must not be lower than 3.3V.

  • Page 27: Boot Sequence

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual pulling down PWRKEY for at least 100ms. Users can determine whether the module is powered on by querying the high and low levels of the VDD_EXT pin. Table 3-6 Pin definition of switch...

  • Page 28: Module Shutdown

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 3-8 Open-collection drive start-up reference circuit Figure 3-9 Reference circuit for key start The CLM920_RC3 module can realize the automatic power-on mode by directly grounding the PWRKEY pin. This startup method does not support module shutdown.

  • Page 29: Reset Control

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual shutdown When the module is working normally, do not shut down by cutting off the power supply, it may damage the module Flash data. It is recommended to execute the shutdown process through the shutdown pin or AT command.
  • Page 30 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 3-11 Reset reference circuit Table 3-11 RESET pin parameters Symbol Description Typical unit Treset Low-level pulse width RESET input high voltage 1.17 RESET input low voltage -0.3 RESET timing is as follows：...

  • Page 31: Usb Interface

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual 3.5 USB interface CLM920_RC3 module supports one USB2.0 interface, supports slave mode, and does not support USB charging function. The USB cable must comply with the USB2.0 protocol specification, and the USB interface is defined as follows：...

  • Page 32: Uart Interface

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual data line. The USB interface of the module does not provide USB bus power to the outside, and the module can only be used as a slave device. The functions supported by the USB interface are: software download and upgrade, data communication, AT Command and other functions.
  • Page 33 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 3-14 Full-featured UART port design If you need to use a 4-wire UART port, you can refer to the following connection methods. Figure 3-15 Four-wire serial port design The serial port of the module is 1.8V level. If the serial port needs to be connected to a 3.3V level MCU, you need to achieve level matching through a level conversion chip.

  • Page 34: Debug Uart Port

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 3-16 Level conversion chip circuit 3.6.2 Debug UART port The CLM920_RC3 module provides a 2-wire DEBUG serial port as a debugging module. The debugging serial port supports a baud rate of 115200bps. It is used for Linux control and log printing.

  • Page 35: Usim Interface

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 3-17 RI pin signal waveform Send AT + DISABLEUSB = 1, AT + CSCLK = 1, after the module goes to sleep. 3.7 USIM interface The CLM920_RC3 module provides a USIM card interface that is compatible with the ISO 7816-3 standard.

  • Page 36: Usim_ Presence Hot Swap Reference Design

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual The peripheral circuit devices of the USIM interface should be placed close to the card holder, and the SIM card holder should be close to the module layout. The circuit of the USIM card is susceptible to radio frequency interference, which may cause the card not to be recognized or dropped.

  • Page 37: General Gpio Interface

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 3-19 USIM card hot swap detection It is recommended to add a diode protection next to the USIM_PRESENCE pin measured by the module. When using the normally closed SIM card holder or the normally open SIM card holder, the detection function can be set through the AT command.

  • Page 38: Status Indication Interface

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual the interrupt wake-up function. GPIO74 is a general-purpose GPIO with a 1.8V voltage domain. The GPIO supports interrupt wake-up function. W_DISABLE #: Flight mode control (this function is under development). When the W_DISABLE # signal is pulled low, the module RF function can be turned off, so that the module enters the flight mode, and pulled high to turn on the module RF function.

  • Page 39: Pcm Digital Voice Interface

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Slow flashing (1800ms high / 1800ms GSM and non-data service transmission low) The reference design drawing of the module network indicator is as follows： Figure 3-20 Network indicator circuit diagram The brightness of the network indicator can be adjusted by adjusting the current limiting resistor.
  • Page 40 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual characteristic description Encoding format Linear Data bit 16bits Master-slave mode Master / slave mode PCM clock 2048kHz PCM frame synchronization Short frame Data Format Figure 3-21 PCM short frame mode timing diagram The recommended circuit for PCM to analog voice is as follows：...

  • Page 41: I2C Bus

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual 3.11 I2C bus CLM920_RC3 module provides a set of hardware bidirectional serial bus, I2C interface is 1.8V level value, 5.0 protocol interface, clock rate is 400KHz. Table 3-23 I2C pin definition Signal name...
  • Page 42 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual SDC2_D1 SDIO bus DATA1 SDC2_D0 SDIO bus DATA0 SDC2_CLK SDIO bus clock SDC2_CMD SDIO bus command VDD_SD SD card power supply The SD card reference design of the CLM920_RC3 module is shown below：...

  • Page 43: Adc Interface

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual 3.13 ADC interface CLM920_RC3 provides two analog-to-digital converter interfaces to read the voltage value. The input voltage of the ADC interface cannot exceed 1.2V. It is recommended that the ADC pin be input with a voltage divider circuit.

  • Page 44: Antenna Matching Circuit

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Signal name Description Remarks 50 ohm characteristic ANT_GNSS GNSS antenna interface impedance 50 ohm characteristic ANT_MAIN Main set antenna interface impedance 3.15.1 Antenna matching circuit The 49 pin of CLM920_RC3 is the main antenna interface. In order to facilitate antenna debugging, a π-type matching circuit needs to be added to the motherboard, and a 50-ohm...

  • Page 45: Rf Trace Reference

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual The antenna is a sensitive device, which is easily affected by the external surrounding environment, so it needs to be far away from the digital clock line, DC power and other interference signals. It is recommended to use a complete ground plane as the reference ground.
  • Page 46 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 3-25 The complete structure of the strip line Figure 3-27 The reference ground is the structure of the third layer PCB microstrip transmission line Shanghai YUGE Information Technology Co., Ltd. - 46 -...

  • Page 47: Chapter 4. Overall Technical Indicators

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Chapter 4. Overall technical indicators 4.1 Overview of this chapter CLM920_RC3 module RF overall technical indicators include the following parts: working frequency; Conducted radio frequency measurement; Conducted receive sensitivity and transmit power; Antenna requirements Module power consumption characteristics.

  • Page 48: Conducted Rf Measurement

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual GLONASS 1597.5 - 1605.8 BeiDou 1561.098 ± 2.046 4.3 Conducted RF measurement 4.3.1 Test environment Table 4-3 Test instruments Test instrument Power supply Murata coaxial RF cable R&S CMW500 Agilent 66319 MXHP32HP1000 4.3.2 Standard test CLM920_RC3 module passed 3GPP TS 51.010-1, 3GPP TS 34.121-1, 3GPP TS 36.521-1,...
  • Page 49 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual LTE B1(FDD QPSK 通过>95%) <–96.3(10MHz) -98.2 LTE B3(FDD QPSK 通过>95%) <–93.3(10MHz) -98.2 LTE B5(FDD QPSK 通过>95%) <–94.3(10MHz) -98.2 LTE B7(TDD QPSK 通过>95%) <–94.3(10MHz) -97.2 LTE B8(TDD QPSK 通过>95%) <–93.3(10MHz) -99.2 LTE B20(TDD QPSK 通过>95%) <–93.3(10MHz)

  • Page 50: Antenna Requirements

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual GNSS sensitivity Track GNSS positioning time Cold start GNSS positioning time Warm start GNSS positioning time Hot Start GNSS current consumption 4.5 Antenna requirements CLM920_RC3 module antenna design requirements: Table 4-8 Antenna specifications...

  • Page 51: Power Consumption Characteristics

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual 4.6 Power consumption characteristics Table 4-10 Average shutdown power consumption Operating mode Typical value (uA) Remarks / Configuration Shutdown current 3.7V power supply module, the module is off Table 4-11 Instrument sleep and idle power consumption (GNSS off)
  • Page 52 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual USB connection Idle mode Sleep mode GPS off, without CTCC USB connection Idle mode Table 4-13 GSM call power consumption Frequency band Power level Current consumption mA GSM850 GSM900 DCS1800 Table 4-14 GPRS average power consumption...
  • Page 53 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual 4DL/1UL 3DL/2UL 2DL/3UL 1DL/4UL Table 4-15 LTE data transmission power consumption Frequency band Remarks / Configuration Typical current consumption mA 0 dBm Tx Power LTE-FDD B1 10 dBm Tx Power @10Mbps 23 dBm Tx power...
  • Page 54 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual @10Mbps 10 dBm Tx Power 23 dBm Tx power 0 dBm Tx Power LTE-TDD B40 10 dBm Tx Power @10Mbps 23 dBm Tx power 0 dBm Tx Power LTE-TDD B41 10 dBm Tx Power...

  • Page 55: Chapter 5. Interface Electrical Characteristics

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Chapter 5. Interface electrical characteristics 5.1 Overview of this chapter Working storage temperature Module IO level voltage Static characteristics Reliability index. 5.2 Working storage temperature Table 5-1 CLM920_RC3 module working storage temperature Parameter Normal working temperature -30℃...

  • Page 56: Static Characteristics

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Parameter Typical VBAT_BB 3.3V 3.7V 4.2V VBAT_RF The power-on time of any interface of the module should not be earlier than the power-on time of the module, otherwise it may cause the module to be abnormal or damaged.
  • Page 57 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual work work RF index check: normal Test duration: 24h Temperature: 85ºC Visual inspection: normal Work at high Working mode: normal JESD22-A1 Function check: normal temperature work 08-C RF index check: normal Test duration: 24h High temperature: 85ºC...
  • Page 58 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Working mode: no packaging, no Power on, do not turn on Temperature: –40ºC Working mode: no Visual inspection: normal JESD22-A1 temperature packaging, no power, no Function check: normal 19-C storage boot RF index check: normal Test duration: 24 h Temperature: 85ºC...

  • Page 59: Chapter 6. Structure And Mechanical Properties

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Chapter 6. Structure and mechanical properties 6.1 Overview of this chapter Exterior Module mechanical dimensions. 6.2 Exterior The CLM920_RC3 module is a PCBA with a single-sided layout. The appearance of the module is shown below：...

  • Page 60: Mechanical Dimensions

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual 6.3 Mechanical Dimensions Figure 6-2 Front and side views of the module (unit: mm) The following figure is the bottom view of the module： Shanghai YUGE Information Technology Co., Ltd. - 60 -...
  • Page 61 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Figure 6-3 Bottom view of the module (unit: mm) Shanghai YUGE Information Technology Co., Ltd. - 61 -...
  • Page 62 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Module recommended package： Figure 6-4 Recommended package of the module (unit: mm) Shanghai YUGE Information Technology Co., Ltd. - 62 -...

  • Page 63: Chapter7. Packaging And Production

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Chapter7. Packaging and production 7.1 Overview of this chapter Module packaging and storage Production welding. 7.2 Module packaging and storage The CLM920_RC3 module is packaged in a tray and packaged in a vacuum-sealed bag, with 10PCS as a tray and 100PCS as a package, shipped in a vacuum-sealed bag.
  • Page 64 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual on the second side. To avoid module drop-outs, solder opening and poor soldering inside the module due to gravity caused by the module. The recommended furnace temperature curve is shown below： Figure 7-1 Reflow soldering temperature curve...

  • Page 65: Chapter 8. Appendix

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Chapter 8. Appendix 8.1 Overview of this chapter Acronyms Encoding Use safety and precautions. 8.2 Acronyms Table 8-1 Abbreviations Acronyms Full name 3GPP Third Generation Partnership Project Access Point Adaptive Multi-rate Bit Error Rate...

  • Page 66: Encoding

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Long Term Evolution Not Connected Printed Circuit Board Pulse Code Modulation Protocol Data Unit Power Management Unit Point-to-point protocol QPSK Quadrature Phase Shift Keying Radio Frequency RoHS Restriction of the Use of Certain Hazardous Substances...
  • Page 67 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Table 8-3 GPRS maximum rate GPRS coding scheme Max data rata（4 slots） Modulation type CS 1 = 9.05 kb/s / time slot 36.2 kb/s GMSK CS 2 = 13.4 kb/s / time slot 53.6 kb/s...
  • Page 68 CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual Table 8-6 LTE-FDD UL maximum rate LTE-FDD device category Max data rate(peak) Modulation type Category 1 5Mbps QPSK/16QAM Category 2 25Mbps QPSK/16QAM Category 3 50Mbps QPSK/16QAM Category 4 50Mbps QPSK/16QAM Shanghai YUGE Information Technology Co., Ltd.

  • Page 69: Use Safety And Precautions

    CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual 8.4 Use safety and precautions In order to use the wireless device safely, the terminal device is required to inform the user of relevant safety information: Interference: When it is forbidden to use wireless equipment or the use of equipment will cause interference and safety of electronic equipment, please turn off the wireless equipment.

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