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Wavecom Wireless CPU Q24NG Customer Design Manuallines

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Wireless CPU Q24NG
Customer Design Guideline
Revision: 001
Date: June 2006

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Summary of Contents for Wavecom Wireless CPU Q24NG

  • Page 1 Wireless CPU Q24NG Customer Design Guideline Revision: 001 Date: June 2006...
  • Page 2 Powered by the Wavecom Operating System and Open AT ® Page : 1 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 3: Document Information

    History of the evolution Level Date 04/05/2006 Creation (Preliminary version) Page : 2 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 4: Overview

    These functions then have to be managed externally i.e using the main processor of the application. Page : 3 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 5: Table Of Contents

    External DC power supply............19 3.1.3 PCB routing constraints ..............20 Page : 4 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...
  • Page 6 Antenna implementation ..............44 4.2.1 Recommendations ................ 44 4.2.2 RF connection ................45 Page : 5 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...
  • Page 7 10.5.4 MMS connector ................58 10.6 GSM antenna ..................58 Page : 6 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 8: Table Of Figures

    Figure 28: Maximum bulk occupied on the application board ....47 Page : 7 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...
  • Page 9 Figure 31: Download cable schematics (1/2) ........... 54 Figure 32: Download cable schematics (2/2) ........... 55 Page : 8 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 10: Cautions

    WAVECOM. No patent liability is assumed with respect to the use of their respective owners. Page : 9 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 11: References

    “I²C Bus Specification”, Version 2.0, Philips Semiconductor 1998 ISO 7816-3 Standard Page : 10 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 12: List Of Abbreviations

    First In First Out Full Rate Full Type Approval GrouND Page : 11 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...
  • Page 13 Radio Frequency Interference RHCP Right Hand Circular Polarization Ring Indicator Page : 12 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...
  • Page 14 USSD Unstructured Supplementary Services Data VSWR Voltage Standing Wave Ratio Page : 13 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 15: General Description

    Q24 Classic Q24 Plus Extended Automotive Page : 14 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 16: Sim Interface Connections

    RoHS logo on their label. Page : 15 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 17: Baseband Design

    VDD is used to supply the baseband part. Page : 16 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...
  • Page 18 Table 2: Maximum voltage ripple (Uripp) vs Frequency in GSM & DCS, To Be Confirmed Page : 17 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 19: Design Requirements

    This circuit simulates burst emissions, equivalent to bursts generated when transmitting at full power. Page : 18 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 20: Battery Integration

    PFM (Power Frequency Modulation) or PSM (Phase Shift Modulation) systems must be avoided. Page : 19 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 21: Pcb Routing Constraints

    (or both to get better results). Page : 20 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 22: Digital I/O And Peripheral Implementation

    The SPI bus includes a CLK signal (SPI_CLK), an I/O signal (SPI_IO) and an EN signal (SPI_EN) complying with the SPI bus standard. Page : 21 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 23: I 2 C

    Scanning is digital, and the debouncing is performed in the Q24NG. No discrete components like R, C (Resistor, Capacitor) are needed. Page : 22 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 24: Main Serial Link (Uart1)

    The 2 additional signals are Data Carrier Detect (CT109/DCD) and Ring Indicator (CT125/RI). Page : 23 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 25: Figure 6: Example Of Rs232 Level Shifter Implementation

    2.8 V tolerant on the serial port signals. Page : 24 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 26: Figure 7: Example Of Serial Link Interface Implementation

    Q24NG and the maximal value is determined by its input capacitance. This explains why some combinations speed / voltage are incompatible. Page : 25 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 27: Sim Interface

    DALC208SC6 (ST) Figure 8: Example of 3V SIM Socket implementation Page : 26 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...
  • Page 28 27µF (ESR <100 mΩ, X5R ceramic) is placed between VCC output (pin 40) and the GND. Page : 27 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 29: Sim 1.8 V / 3 V Management

    Figure 9: 1.8 V / 3 V SIM interface implementation example Page : 28 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 30: Sim 3 V / 5 V Management

    Figure 10: 3 V / 5 V SIM interface implementation example Page : 29 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 31: Analog I/O Implementation

    ADC input monitoring Figure 11: Example of ADC input implementation Page : 30 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 32: Audio Interface

    Figure 12: Microphone decoupling capacitor Page : 31 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 33: Main Microphone Inputs (Mic2)

    For AC coupling, serial capacitors in the microphone input are already embedded in the Q24NG. Page : 32 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 34: Figure 14: Mic1 Inputs (Differential Connection)

    TDMA noise on the audio path. Page : 33 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001...

  • Page 35: Figure 15: Mic1 Inputs (Single-Ended Connection)

    TDMA noise on the audio path. Page : 34 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001...

  • Page 36: Speaker Outputs

    R1 = 82 Ω et C2 = 4.7 µF (ceramic). Page : 35 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 37: Buzzer Output

    All the filtering components (RLC) must be placed as close as possible to the associated MICxx and SPKxx pins. Page : 36 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 38: Battery Charging Interface

    +VBATT Circuit BATTERY BAT_TEMP Figure 19: Example of battery implementation Page : 37 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 39: On / ~Off

    1 s. This signal can be left at high level until switch OFF. Page : 38 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 40: Boot Signal (Optional)

    If Switch BOOT = 0, Boot pin 12 = 1, for normal mode Page : 39 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001...

  • Page 41: Reset Signal (~Rst)

    This input is used, for example, to power OFF automatically the module. Page : 40 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001...

  • Page 42: Vcc Output

    Page : 41 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 43: Typical Implementation

    Estimated range with 0.47 Farad Gold Capacitor: 2 hours min. Note: the Gold Capacitor maximum voltage is 2.5 V. Page : 42 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 44: Battery Cell With Regulator

    Note: The “non rechargeable battery” is always active, except when the module is ON. Page : 43 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 45: Radio Design

    Moreover, the power emitted through the antenna could affect the application. Page : 44 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 46: Rf Connection

    Figure 26. Ground plane Antenna pad Figure 26: Antenna connection Page : 45 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 47: Figure 27: Antenna Cable Preparation (Drawing Not To Scale)

    0.5 dB can be considered as a maximum value for loss between the module and an external connector. Page : 46 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 48: Mechanical Specifications

    Figure 28: Maximum bulk occupied on the application board Page : 47 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 49: Pcb Design

    Flux: Kester 952-D6. 6.4 Power supply Refer to § 3.1.3. Page : 48 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 50: Pads Design

    PCB design 6.5 Pads design Figure 29: Pads design Page : 49 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 51: Emc Recommendations

    The Q24NG does not include any protection against over voltage. Page : 50 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 52: Firmware Upgrade

    The necessary serial signals to proceed with the Xmodem downloading are: Rx, Tx, RTS, CTS and GND. Page : 51 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 53: Backup Procedure

    Page : 52 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 54: Embedded Testability

    CT103 / TX Figure 30: Example of serial link routing for downloading Page : 53 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 55: Figure 31: Download Cable Schematics (1/2)

    CT105 / RTS NC_BOOT NC_CHARGER_IN Figure 31: Download cable schematics (1/2) Page : 54 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 56: Figure 32: Download Cable Schematics (2/2)

    Embedded testability Figure 32: Download cable schematics (2/2) Page : 55 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 57: Part References And Suppliers

    MOLEX 99228-0002 (connector) / MOLEX 91236-0002 (holder) (see http://www.molex.com 10.3 Microphone Possible suppliers: • HOSIDEN • PANASONIC Page : 56 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 58: Speaker

    (L): Length to specify More information is also available from: http://www.hirose-connectors.com/products/U.FL_5.htm. Page : 57 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...

  • Page 59: Mms Connector

    GSM antennas and support for antenna adaptation can be obtained from manufacturers such as: • ALLGON (http://www.allgon.com • MOTECO (http://www.moteco.com Page : 58 / 58 confidential © This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement. WM_PRJ_Q24NG_PTS_002-001 June 2006...
  • Page 60 WAVECOM S.A. - 3 esplanade du Foncet - 92442 Issy-les-Moulineaux Cedex - France - Tel: +33(0)1 46 29 08 00 - Fax: +33(0)1 46 29 08 08 Wavecom, Inc. - 4810 Eastgate Mall - Second Floor - San Diego, CA 92121 - USA - Tel: +1 858 362 0101 - Fax: +1 858 558 5485 WAVECOM Asia Pacific Ltd.

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