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WM620 Hardware User Guide

V1.1

Page 3

Transient Current

Max 2A

Standby Current (Idle)

<5.0mA

Operating Temperature Range

Normal working temperature: –20°C to + 70°C

Storage Temperature Range

–40°C to + 85°C

Dimension (mm)

30*30*2.7

Power supply

DC power input range 3.3 Volts to 4.2 Volts

（

recommended 3.9V

）

AT Command

GSM07.07

Neoway extended AT command

Driver

Supporting Windows XP

、

Linux(2.6.1)

、

Android

Voice

FR, EFR, HR, AMR Voice Coding , DTMF

SMS

TEXT/PDU

Point of Point/ Cell Broadcast

Technical Standard

UMTS/WCDMA/GSM/GPRS/EDGE

Specification

Release

‘99

(3GPP R99)

UMTS/WCDMA Specification Release 5 (3GPP R5)

HSDPA and equalizer; 3.6Mbps

GSM/GPRS/EDGE Specification Release 4 (3GPP R4)

GPRS/EDGE Multislot Class 12, Release 4

DTM Multislot Class 11

Data Rate

GSM CS: UL 14.4kbps / DL 14.4kbps

GPRS:UL 85.6kbps / DL 85.6kbps

EDGE: DL 236.8kbps / UL: 236.8kbps

WCDMA CS: UL 64kbps / DL 64kbps

WCDMA PS: UL 384kbps / DL 384kbps

HSDPA: DL 3.6Mbps / UL 384kbps

Circuit Switched Data

Support CSD

Support USSD

Supplementary Service

Call Transfer (CFB, CFNA, CFU)

Call Waiting

Three-Way Calling

Содержание WM620-A

Страница 2: ...intended for the customer engineers This document is subject to change without any notice No responsibility is assumed by Neoway Technology for the use of this document Neoway Technology always provi...

Страница 3: ...WM620 Hardware User Guide V1 1 All rights reserved by Shenzhen Neoway Technology Co Ltd Revision History Document Version Content Revised Date V1 0 First issue 201309 V1 1 Add UART description 201310...

Страница 4: ...ements 3 2 1 2 VRTC Interface 5 2 1 3 Power Supply Output 6 2 1 4 Power on Sequences 6 2 2 Power ON OFF and Reset 6 2 2 1 ON_OFF 6 2 2 2 RESET_N 7 2 3 Module Status Output 7 2 3 1 LED Indicator 7 2 3...

Страница 5: ...ded by Neoway for customers to meet more 3G applications easily WM620 is SMT module in LCC compact package It can be easily adapted to standard Mini PCI E Interface 1 1 HW block diagram and block desc...

Страница 6: ...ce FR EFR HR AMR Voice Coding DTMF SMS TEXT PDU Point of Point Cell Broadcast Technical Standard UMTS WCDMA GSM GPRS EDGE Specification Release 99 3GPP R99 UMTS WCDMA Specification Release 5 3GPP R5 H...

Страница 7: ...0 NC Reserved 11 NC Reserved SIM card interface 13 V_SIM PWR 1 8V 2 8V USIM VCC 14 SIM_RST O 1 8V 2 8V USIM reset 15 SIM_DAT A I O 1 8V 2 8V USIM data Needs an external 10K pull up resistance to V_SIM...

Страница 8: ...crophone difference input1 31 MIC_1P AI Microphone difference input NC 32 NC Reserved 33 NC 35 NC 36 NC 37 NC 38 NC 39 NC 40 NC 41 NC 42 NC ANT 44 ANT_M AI A RF main antenna interface 46 ON_OFF I Cont...

Страница 9: ...speed UART clear to send signal 53 RTS O VDD_2 6V High speed UART ready for receive signal 54 RXD I VDD_2 6V High speed UART receive data input allow input 3V 55 TXD O VDD_2 6V High speed UART transmi...

Страница 10: ...in voltage Typical voltage Max voltage VBAT 3 3 VDC 3 9 VDC 4 2VDC NOTE Make sure that the VBAT can never exceed 4 5VDC Voltage higher than 4 5VDC may damage the WM620 module 2 1 1 Power Supply Requir...

Страница 11: ...ire for VBAT These 10uF 0 1uF 100pF and 33pF MLCC capacitors should be placed close to the VBAT pin ESD Lightning Surge or other interferences can rarely cause the WM620 to stop running Reset the powe...

Страница 12: ...he on chip coin cell charger is implemented using a voltage regulator and series resistor If the monitored VBAT drops out of range 2 55V nominal the SMPL feature initiates a power on sequence without...

Страница 13: ...rnal devices and not recommended as a general purpose power source for other application circuits VDD_2 6V circuit keeps operating while the WM620 module in sleep mode 2 1 4 Power on Sequences Figure...

Страница 14: ...the WM620 After reset the module power on operations such as launch a low level pulse to the ON_OFF pin must be done again The recommended reset pulse is 50ms but can not exceed 2S Otherwise the WM620...

Страница 15: ...tics V 51 RING O Ring output Min typical max 0 3 2 6 2 9 When a phone call is coming the RING pin will issue several low level pulses Shows in Figure 2 7 Figure 2 7 When WM620 receives a SMS the RING...

Страница 16: ...the traces should be as short as possible and surrounded by the ground copper to reduce the RF interference The total distributed capacitance include the junction capacitance of the ESD diode or other...

Страница 17: ...High speed USB differential data 20 V_USB PWR USB Power Input voltage 3 3 to 5 5V The WM620 module is compliant with USB2 0 full speed device The USB2 0 specification requires the hosts such as PCs to...

Страница 18: ...T UART1 is for AT commands data sending receiving firmware updating etc As a DCE device the module is connected to DTE as shown in Figure 2 11 Supported baud rates are 1200 2400 4800 9600 19200 38400...

Страница 19: ...or MMBT2222 High speed transistors preferred Used for 5V logic 2 6V logic While this circuit used between MCU TXD and module RXD the INPUT signal is connected to MCU TXD and OUTPUT connected to modul...

Страница 20: ...MIC_1N AI Microphone 1 input 31 MIC_1P AI Microphone 1 input The WM620 s typical audio interfaces are shown in Figure 2 14 The earpiece output pins are connected directly to the earpiece each with it...

Страница 21: ...0 introduces 62 Pin LCC castellation technology less pin counts and wide pitch these features are very suitable for low cost and simple designs with 2 layer PCB Benefit from it s ultra compact size an...

Страница 22: ...way to perform the furnace welding in the process of production and use of the costumer we employ the way of damp proof packing such as Aluminum Foil Bag desiccating agent Humidity Indicator Cards Suc...

Страница 24: ...al Signal Processor DTE Data Terminal Equipment DTMF Dual Tone Multi Frequency DTR Data Terminal Ready EFR Enhanced Full Rate EGSM Enhanced GSM GSM EMC Electromagnetic Compatibility EMI Electro Magnet...

Страница 25: ...Random Access Memory RF Radio Frequency ROM Read only Memory RMS Root Mean Square RTC Real Time Clock SIM Subscriber Identification Module SMS Short Message Service SRAM Static Random Access Memory TA...

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