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YUGE CLM920 RC3 Hardware Manual Download Page 40

CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual

Shanghai YUGE Information Technology Co., Ltd.

- 40 -

Figure 3-21 PCM short frame mode timing diagram

The recommended circuit for PCM to analog voice is as follows

：

Figure 3-22 PCM to analog voice map

characteristic

description

Encoding format

Linear

Data bit

16bits

Master-slave mode

Master / slave mode

PCM clock

2048kHz

PCM frame synchronization

Short frame

Data Format

MSB

Summary of Contents for CLM920 RC3

Page 1: ...20_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...

Page 2: ...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 descr...

Page 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 sh...

Page 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 le...

Page 5: ...iming 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 circui...

Page 6: ...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...

Page 7: ...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 transmi...

Page 8: ...kage 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 ins...

Page 9: ...etwork 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...

Page 10: ...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 C...

Page 11: ...al codec chip Only main mode is supported SDIO interface Compliant with SDIO 3 0 protocol Compliant with IEEE 802 11 standard I2C interface Compliant with I2C bus protocol High speed mode can support...

Page 12: ...cteristic impedance 50 ohm Virtual network card Support USB virtual network card Temperature range Normal working temperature 30 to 75 Limit working temperature 40 to 85 Storage temperature 40 to 85 H...

Page 13: ...CLM920_RC3 RV3 RE3 LCC Series CAT1 Module Hardware Manual Shanghai YUGE Information Technology Co Ltd 13 Figure 2 1 CLM920_RC3 LCC module functional block diagram...

Page 14: ...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: ...tion Technology Co Ltd 15 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 b...

Page 16: ...69 4 W_DISABLE 5 NET_MODE 6 NET_STATUS 7 VDD_EXT 8 GND 9 GND 10 GND 11 DBG_RXD 12 DBG_TXD 13 SIM_PRESENCE 14 USIM_VDD 15 USIM_DATA 16 USIM_CLK 17 USIM_RST 18 RESERVED 19 GND 20 RESET_N 21 PWRKEY 22 GN...

Page 17: ...DTR 67 TXD 68 RXD 69 USB_DP 70 USB_DM 71 USB_VBUS 72 GND 73 RESERVED 74 RESERVED 75 RESERVED 76 RESERVED 77 RESERVED 78 RESERVED 79 RESERVED 80 RESERVED 81 RESERVED 82 RESERVED 83 RESERVED 84 RESERVED...

Page 18: ...RVED 118 RESERVED 119 RESERVED 120 RESERVED 121 RESERVED 122 RESERVED 123 RESERVED 124 RESERVED 125 RESERVED 126 RESERVED 127 RESERVED 128 RESERVED 129 RESERVED 130 RESERVED 131 RESERVED 132 RESERVED...

Page 19: ...P_IN DI External device wake up module 1 8V voltage domain 2 GPIO74 IO General GPIO 1 8V voltage domain 3 GPIO69 IO General GPIO 1 8V voltage domain 4 W_DISABLE DI Flight mode control Function is bein...

Page 20: ...N DI Module reset signal internal 10K pull up 1 8V voltage domain 21 PWRKEY DI Switch signal Default low level boot PCM interface Pin Definition IO Functional description Remarks 24 PCM_IN DI PCM rece...

Page 21: ...voltage domain 38 SPI_MOSI DO SPI data output 1 8V voltage domain 39 SPI_MISO DI SPI data input 1 8V voltage domain 40 SPI_CLK DO SPI clock signal 1 8V voltage domain I2C interface Pin Definition IO...

Page 22: ...ain 67 TXD DO Main serial data transmission 1 8V voltage domain 68 RXD DI Main serial data reception 1 8V voltage domain USB interface Pin Definition IO Functional description Remarks 69 USB_D IO USB...

Page 23: ...s 1 8V output power VDD_SD is the power supply for SD card USB_VBUS is the USB plug power detection 3 3 1 Power supply design The CLM920_RC3 module power interface is defined as follows Table 3 4 Defi...

Page 24: ...V otherwise the module may work abnormally In order to ensure that the VBAT voltage does not fall below 3 3V it is also recommended that the VBAT trace be as short and thick as possible to reduce the...

Page 25: ...r 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 B...

Page 26: ...hat the PCB traces be as short and wide as possible to minimize the equivalent impedance of the VBAT trace When the module is in an abnormal state it is recommended to turn off the module by turning o...

Page 27: ...finition of switch Pin Signal name I O High level value Description 21 PWRKEY DI VBAT 0 3V Active low 3 4 2 Boot sequence Figure 3 7 Power on sequence diagram Table 3 7 Power on sequence parameters Sy...

Page 28: ...RKEY pin This startup method does not support module shutdown 3 4 3 Module shutdown The CLM920_RC3 module supports the following three shutdown methods Table 3 8 Module shutdown methods Shutdown metho...

Page 29: ...e application detects that the module is abnormal or the software is not sounding it can reset the module and pull this pin down 150 450ms to complete the reset The RESET signal is relatively sensitiv...

Page 30: ...g is as follows Figure 3 12 Reset timing diagram The CLM920_RC3 module supports AT command reset The AT command is at cfun 1 1 to restart the module Detailed instructions can be found in the AT instru...

Page 31: ...e supports USB sleep and wake up mechanisms The reference circuit of the USB interface application is as follows Figure 3 13 USB connection design circuit diagram USB supports high speed 480Mbps and f...

Page 32: ...Main UART port The UART port can realize AT interactive commands print program log information and interact with peripheral data The baud rate of the module s main UART port can be set to 9600 19200...

Page 33: ...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 con...

Page 34: ...It is used for Linux control and log printing Test points can be reserved Table 3 14 Debug serial port pin definition Pin Signal name I O Description 11 DBG_RXD DI Module receives data 12 DBG_TXD DO M...

Page 35: ...ternal power manager of the module and supports 1 8V 3 0V voltage Table 3 15 SIM card signal definition Pin Signal name I O Description 13 USIM_PRESENCE DI USIM card detection 14 USIM_VDD PO USIM card...

Page 36: ...ed to detect the status of the SIM card during hot plug application In order to avoid instantaneous voltage overload at the USIM interface a 22R resistor should be connected in series on the signal li...

Page 37: ...SIM card status is low set AT HOSCFG 0 0 SIM card hot swap function is off 3 8 General GPIO interface The CLM920_RC3 module contains 4 general GPIO control signals The interface is defined as follows...

Page 38: ...3 9 Status indication interface CLM920_RC3 module provides three GPIO pins to indicate module status Table 3 18 Definition of status indication pins Pin Signal name I O Description 5 NET_MODE DO 4G n...

Page 39: ...ting the current limiting resistor 3 10 PCM Digital voice interface The CLM920_RC3 module provides a set of PCM digital audio interfaces to communicate with external CODE audio devices This group of P...

Page 40: ...3 21 PCM short frame mode timing diagram The recommended circuit for PCM to analog voice is as follows Figure 3 22 PCM to analog voice map characteristic description Encoding format Linear Data bit 16...

Page 41: ...2C bus clock output 42 I2C_SDA IO I2C bus data input and output I2C reference circuit connection is as follows Figure 3 23 I2C interface reference circuit diagram 3 12 SDIO interface CLM920_RC3 module...

Page 42: ...an be used for SD card circuit power supply The SDIO bus is a high speed signal line and the characteristic impedance needs to be controlled at about 50 ohms when designing the PCB The length of the s...

Page 43: ...the module scans and collects the surrounding AP signals regardless of whether they are encrypted or connected and even if the AP signal strength is not enough to be displayed in the wireless signal...

Page 44: ...motherboard and a 50 ohm impedance line is used Pin 47 of CLM920_RC3 is a GNSS antenna interface To facilitate antenna debugging a type matching circuit needs to be added to the motherboard and a 50 o...

Page 45: ...for isolation GNSS antennas can use passive ceramic antennas or other types of GPS antennas LNA is integrated inside the module no need to add LNA circuit outside 3 15 2 RF trace reference The main se...

Page 46: ...CAT1 Module Hardware Manual Shanghai YUGE Information Technology Co Ltd 46 Figure 3 25 The complete structure of the strip line Figure 3 27 The reference ground is the structure of the third layer PCB...

Page 47: ...cy Downlink frequency Duplex mode LTE B1 1920MHz 1980MHz 2110MHz 2170MHz FDD LTE B3 1710MHz 1785MHz 1805MHz 1880MHz FDD LTE B5 824MHz 849MHz 869MHz 894MHz FDD LTE B7 2500MHz 2570MHz 2620MHz 2690MHz FD...

Page 48: ...Each module has passed strict tests in the factory to ensure reliable quality 4 4 Conducted receive sensitivity and transmit power CLM920_RC3 module 2G receive sensitivity and transmit power test ind...

Page 49: ...z 98 7 LTE B41 TDD QPSK 95 94 3 10MHz 98 2 Table 4 6 4G RF transmit power index Directory 3GPP protocol requirements dBm Min Typical Max LTE B1 21 to 25 22 23 24 LTE B3 21 to 25 22 23 24 LTE B5 21 to...

Page 50: ...a specifications Antenna Standing wave ratio Built in LNA gain Built in LNA gain GPS 2 1 0DBi 16 3DB GLONASS 2 1 0DBi 16 3DB BeiDou 2 1 0DBi 16 3DB Band Standing wave ratio Gain Effectiveness TRP TIS...

Page 51: ...cle 128 frames Standby LTE bands 16 Power on registration network USB disconnected no data transmission paging cycle 128 frames Sleep GSM bands 3 Power on registration network USB disconnected no data...

Page 52: ...level Current consumption mA GSM850 5 258 GSM900 5 270 DCS1800 0 190 Table 4 14 GPRS average power consumption Frequency band PCL unit Configuration Current consumption GPRS850 5 mA 4DL 1UL 230 3DL 2...

Page 53: ...3 10Mbps 0 dBm Tx Power 270 10 dBm Tx Power 293 23 dBm Tx power 534 LTE FDD B5 10Mbps 0 dBm Tx Power 209 10 dBm Tx Power 256 23 dBm Tx power 468 LTE FDD B7 10Mbps 0 dBm Tx Power 222 10 dBm Tx Power 27...

Page 54: ...ual Shanghai YUGE Information Technology Co Ltd 54 10Mbps 10 dBm Tx Power 153 23 dBm Tx power 240 LTE TDD B40 10Mbps 0 dBm Tx Power 148 10 dBm Tx Power 167 23 dBm Tx power 271 LTE TDD B41 10Mbps 0 dBm...

Page 55: ...Max Normal working temperature 30 75 Limit working temperature 40 85 Storage temperature 40 85 5 3 Module IO level CLM920_RC3 module IO level is as follows Table 5 2 Electrical characteristics of CLM9...

Page 56: ...ecommended circuit of the interface design of the reference document the customer also needs to pay attention to the following points when designing The PCB layout of the protection device should try...

Page 57: ...on check normal RF index check normal Hot and humid High temperature 55 C Low temperature 25 C Humidity 95 3 Working mode normal work Test duration 6 cycles 12h 12 h cycle JESD22 A1 01 B Visual inspec...

Page 58: ...erature storage Temperature 40 C Working mode no packaging no power no boot Test duration 24 h JESD22 A1 19 C Visual inspection normal Function check normal RF index check normal High temperature stor...

Page 59: ...Technology Co Ltd 59 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...

Page 60: ...LCC Series CAT1 Module Hardware Manual Shanghai YUGE Information Technology Co Ltd 60 6 3 Mechanical Dimensions Figure 6 2 Front and side views of the module unit mm The following figure is the bottom...

Page 61: ...CLM920_RC3 RV3 RE3 LCC Series CAT1 Module Hardware Manual Shanghai YUGE Information Technology Co Ltd 61 Figure 6 3 Bottom view of the module unit mm...

Page 62: ...CLM920_RC3 RV3 RE3 LCC Series CAT1 Module Hardware Manual Shanghai YUGE Information Technology Co Ltd 62 Module recommended package Figure 6 4 Recommended package of the module unit mm...

Page 63: ...an 30 degrees Celsius and the air humidity is less than 60 the factory can complete the placement within 72 hours and the module can be directly reflow soldered or other high temperature processes If...

Page 64: ...dule due to gravity caused by the module The recommended furnace temperature curve is shown below Figure 7 1 Reflow soldering temperature curve Table 7 1 Reflow process parameter table Temperature zon...

Page 65: ...ive Multi rate BER Bit Error Rate CCC China Compulsory Certification CDMA Code Division Multiple Access CE European Conformity CSD Circuit Switched Data CTS Clear to Send DC Direct Current DTR Data Te...

Page 66: ...hort Message Service TIS Total Isotropic Sensitivity TVS Transient Voltage Suppressor TX Transmitting Direction UART Universal Asynchronous Receiver Transmitter UMTS Universal Mobile Telecommunication...

Page 67: ...e Max data rata 4 slots Modulation type MCS 1 8 8 kb s time slot 35 2 kb s GMSK MCS 2 11 2 kb s time slot 44 8 kb s GMSK MCS 3 14 8 kb s time slot 59 2 kb s GMSK MCS 4 17 6 kb s time slot 70 4 kb s GM...

Page 68: ...l Shanghai YUGE Information Technology Co Ltd 68 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 C...

Page 69: ...mmable and explosive areas In flammable and explosive areas please turn off your wireless devices and follow the relevant label instructions to avoid explosion or fire Such as gas stations fuel areas...

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