YUGE LCC Series User manual

Product name
CLM920_RC3(RV3 RE3)LCC Series CAT1 Module
Hardware Manual
Pages
69
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

CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual
Shanghai YUGE Information Technology Co., Ltd.
- 2 -
History
Version
Date
Description
Author
V1.0
20200406
Initial
David
V1.1
20200506
1.Modify power consumption data
2.Modify some function pin descriptions
3.Add Wifi scan function description
David

CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual
Shanghai YUGE Information Technology Co., Ltd.
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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 -
3.2 Module interface......................................................................................................... - 15 -
3.2.1 Module pinout...................................................................................................... - 15 -
3.2.2 Pin definition........................................................................................................ - 16 -
3.3 Power interface........................................................................................................... - 23 -
3.3.1 Power supply design.............................................................................................- 23 -
3.3.2 Power reference circuit.........................................................................................- 25 -
3.3.3 VDD_EXT Voltage output................................................................................... - 26 -
3.4 Switch machine reset.................................................................................................. - 26 -
3.4.1 Module boot......................................................................................................... - 26 -
3.4.2 Boot sequence.......................................................................................................- 27 -
3.4.3 Module shutdown................................................................................................. - 28 -
3.4.4 Reset control.........................................................................................................- 29 -
3.5 USB interface..............................................................................................................- 31 -
3.6 UART interface........................................................................................................... - 32 -
3.6.1 Main UART.......................................................................................................... - 32 -
3.6.2 Debug UART port................................................................................................ - 34 -
3.6.3 RI Signal interface................................................................................................- 34 -
3.7 USIM interface............................................................................................................- 35 -
3.7.1 USIM card reference circuit................................................................................. - 35 -
3.7.2 USIM_ PRESENCE Hot Swap Reference Design...............................................- 36 -
3.8 General GPIO interface...............................................................................................- 37 -
3.9 Status indication interface...........................................................................................- 38 -
3.10 PCM Digital voice interface..................................................................................... - 39 -
3.11 I2C bus...................................................................................................................... - 41 -
3.12 SDIO interface.......................................................................................................... - 41 -

CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual
Shanghai YUGE Information Technology Co., Ltd.
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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 -
4.2 working frequency...................................................................................................... - 47 -
4.3 Conducted RF measurement....................................................................................... - 48 -
4.3.1 Test environment.................................................................................................. - 48 -
4.3.2 Standard test......................................................................................................... - 48 -
4.4 Conducted receive sensitivity and transmit power..................................................... - 48 -
4.5 Antenna requirements................................................................................................. - 50 -
4.6 Power consumption characteristics.............................................................................- 51 -
Chapter 5. Interface electrical characteristics.......................................................................- 55 -
5.1 Overview of this chapter............................................................................................. - 55 -
5.2 Working storage temperature...................................................................................... - 55 -
5.3 Module IO level.......................................................................................................... - 55 -
5.4 Power characteristics.................................................................................................. - 55 -
5.5 Static characteristics....................................................................................................- 56 -
5.6 Reliability index..........................................................................................................- 56 -
Chapter 6. Structure and mechanical properties...................................................................- 59 -
6.1 Overview of this chapter............................................................................................. - 59 -
6.2 Exterior....................................................................................................................... - 59 -
6.3 Mechanical Dimensions..............................................................................................- 60 -
Chapter7. Packaging and production....................................................................................- 63 -
7.1 Overview of this chapter............................................................................................. - 63 -
7.2 Module packaging and storage................................................................................... - 63 -
7.3 Production welding..................................................................................................... - 63 -
Chapter 8. Appendix.............................................................................................................- 65 -
8.1 Overview of this chapter............................................................................................. - 65 -
8.2 Acronyms.................................................................................................................... - 65 -
8.3 Encoding..................................................................................................................... - 66 -
8.4 Use safety and precautions..........................................................................................- 69 -

CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual
Shanghai YUGE Information Technology Co., Ltd.
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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 -
Figure 3-5 DC switching power supply reference circuit.................................................... - 25 -
Figure 3-6 PMOS tube control power switch reference circuit............................................- 26 -
Figure 3-7 Power-on sequence diagram............................................................................... - 27 -
Figure 3-8 Open-collection drive start-up reference circuit................................................. - 28 -
Figure 3-9 Reference circuit for key start.............................................................................- 28 -
Figure 3-10 Shutdown timing diagram.................................................................................- 29 -
Figure 3-11 Reset reference circuit...................................................................................... - 30 -
Figure 3-12 Reset timing diagram........................................................................................- 30 -
Figure 3-13 USB connection design circuit diagram........................................................... - 31 -
Figure 3-14 Full-featured UART port design....................................................................... - 33 -
Figure 3-15 Four-wire serial port design..............................................................................- 33 -
Figure 3-16 Level conversion chip circuit............................................................................- 34 -
Figure 3-17 RI pin signal waveform.................................................................................... - 35 -
Figure 3-18 USIM design circuit diagram............................................................................- 35 -
Figure 3-19 USIM card hot swap detection......................................................................... - 37 -
Figure 3-20 Network indicator circuit diagram....................................................................- 39 -
Figure 3-21 PCM short frame mode timing diagram........................................................... - 40 -
Figure 3-22 PCM to analog voice map.................................................................................- 40 -
Figure 3-23 I2C interface reference circuit diagram............................................................ - 41 -
Figure 3-24 SD card interface reference circuit diagram..................................................... - 42 -
Figure 3-25 Antenna matching circuit..................................................................................- 44 -
Figure 3-26 The complete structure of the microstrip line...................................................- 45 -
Figure 3-25 The complete structure of the strip line............................................................ - 46 -
Figure 3-27 The reference ground is the structure of the third layer PCB microstrip
transmission line...................................................................................................................- 46 -
Figure 6-1 CLM920_RC3 appearance................................................................................. - 59 -
Figure 6-2 Front and side views of the module (unit: mm)..................................................- 60 -

CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual
Shanghai YUGE Information Technology Co., Ltd.
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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 -
Table 2-2 Key features..........................................................................................................- 10 -
Table 3-1 Pin definition........................................................................................................ - 16 -
Table 3-2 IO parameter definition........................................................................................ - 18 -
Table 3-3 Pin description......................................................................................................- 18 -
Table 3-4 Definition of power pins...................................................................................... - 23 -
Table 3-5 Power supply design description..........................................................................- 24 -
Table 3-6 Pin definition of switch........................................................................................ - 27 -
Table 3-7 Power-on sequence parameters............................................................................ - 27 -
Table 3-8 Module shutdown methods.................................................................................. - 28 -
Table 3-9 Reset pin definition.............................................................................................. - 29 -
Table 3-10 Reset method...................................................................................................... - 29 -
Table 3-11 RESET pin parameters....................................................................................... - 30 -
Table 3-12 USB interface pin definition.............................................................................. - 31 -
Table 3-13 Definition of main UART port signals............................................................... - 32 -
Table 3-14 Debug serial port pin definition......................................................................... - 34 -
Table 3-15 SIM card signal definition..................................................................................- 35 -
Table 3-16 Definition of SIM card hot swap detection pins................................................ - 36 -
Table 3-17 General GPIO pin definition.............................................................................. - 37 -
Table 3-18 Definition of status indication pins.................................................................... - 38 -
Table 3-19 Network registration status indication................................................................- 38 -
Table 3-20 Module status indication.................................................................................... - 38 -
Table 3-21 Module network operating status indication...................................................... - 38 -
Table 3-21 PCM pin definition.............................................................................................- 39 -
Table 3-22 PCM specific parameters................................................................................... - 39 -
Table 3-23 I2C pin definition............................................................................................... - 41 -
Table 3-24 SD card pin definition........................................................................................ - 41 -
Table 3-25 Definition of ADC pins...................................................................................... - 43 -
Table 3-26 Antenna interface pin definition.........................................................................- 43 -

CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual
Shanghai YUGE Information Technology Co., Ltd.
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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................................................................................ - 49 -
Table 4-7 GNSS performance parameters............................................................................ - 49 -
Table 4-8 Antenna specifications..........................................................................................- 50 -
Table 4-9 GNSS antenna specifications............................................................................... - 50 -
Table 4-10 Average shutdown power consumption..............................................................- 51 -
Table 4-11 Instrument sleep and idle power consumption (GNSS off)................................- 51 -
Table 4-12 Real network sleep and idle power consumption of the three major operators
(GNSS off)............................................................................................................................- 51 -
Table 4-13 GSM call power consumption............................................................................- 52 -
Table 4-14 GPRS average power consumption....................................................................- 52 -
Table 4-15 LTE data transmission power consumption....................................................... - 53 -
Table 5-1 CLM920_RC3 module working storage temperature..........................................- 55 -
Table 5-2 Electrical characteristics of CLM920_RC3 module............................................ - 55 -
Table 5-3 Working voltage of CLM920_RC3 module......................................................... - 55 -
Table 5-4 CLM920_RC3 ESD characteristics..................................................................... - 56 -
Table 5-5 CLM920_RC3 reliability test...............................................................................- 56 -
Table 7-1 Reflow process parameter table........................................................................... - 64 -
Table 8-1 Abbreviations....................................................................................................... - 65 -
Table 8-2 GPRS / EDGE time slot allocation table for different levels............................... - 66 -
Table 8-3 GPRS maximum rate............................................................................................- 67 -
Table 8-4 EDGE maximum rate........................................................................................... - 67 -
Table 8-5 LTE-FDD DL maximum rate............................................................................... - 67 -
Table 8-6 LTE-FDD UL maximum rate............................................................................... - 68 -

CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual
Shanghai YUGE Information Technology Co., Ltd.
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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. Combined with this
document and other application documents, users can quickly use this module to design
wireless application solutions.

CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual
Shanghai YUGE Information Technology Co., Ltd.
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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.
The CLM920_RC3 module is a wireless communication module that integrates multiple
network formats such as FDD-LTE / TDD-LTE / GSM / GPRS / EDGE and supports 3GPP
R9 CAT1.
The module is developed based on ASR1601 platform of ASR company, built-in multiple
network protocols (PAP, PPP, CHAP, TCP, UDP, etc.), support VoLTE function, support
SRVCC, support CSFB to GSM, support GPS positioning function. Supports embedded
operating systems such as Windows / Linux / Android.
CLM920_RC3 module can be used in the following occasions：
Car Equipment
Wireless POS machine
Wireless advertising, multimedia
Remote monitoring
Smart meter reading
Wearable device
security system
Other wireless terminals, etc.
2.2 Module characteristics
Table 2-1 Module series description
Network
Type
Frequency band
Module series
CLM920_RC3
CLM920_RV3
CLM920_RE3
GSM
GSM850

CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual
Shanghai YUGE Information Technology Co., Ltd.
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1.CLM920_RC3（RV3 RE3）Module does not support diversity。
2.GNSS function【1】is optional.
Table 2-2 Key features
Characteristic
Description
Physical characteristics
32mm x 29mm x 2.4mm
Fixed way
LCC package, fixed patch
Operating Voltage
3.3V-4.2V Typical voltage 3.7V
Power saving current
Sleep current <3mA
USIM
interface
Support 3.0V / 1.8V, support hot swap detection function
USB interface
Compliant with USB2.0 specification (only supports slave
mode), the data transfer rate is up to 480Mbps
GSM900
GSM1800
LTE(FDD)
LTE FDD B1
LTE FDD B3
LTE FDD B5
LTE FDD B7
LTE FDD B8
LTE FDD B20
LTE(TDD)
LTE TDD B34
LTE TDD B38
LTE TDD B39
LTE TDD B40
LTE TDD B41
GNSS【1】
GLONASS
GPS
BeiDou
Galileo