Confidential INTERFACE DESCRIPTION 1(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 EDGE EE5x Interface Specification The information contained in this document is the proprietary information of Sony Ericsson Mobile Communications International.
Confidential INTERFACE DESCRIPT 2(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Sony Ericsson Mobile Communications International publishes this document without making any warranty as to the content contained herein. Further Sony Ericsson Mobile Communications International reserves the right to make modifications, additions and deletions to this document due to typographical errors, inaccurate information, or improvements to programs and/or equipment at any time and without notice.
Confidential INTERFACE DESCRIPT 3(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Contents Part 1 : Overview ...............................................................................................4 1 Introduction ..........................................................................................5 1.1 Target Users........................................................................................6 1.2 Prerequisites...........................................................
Confidential INTERFACE DESCRIPT 4(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Part 1 : Overview
Confidential INTERFACE DESCRIPT 1 5(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Introduction The EDGE Daughter Card is a total solution designed as an add-in option for integrators of the host product.
Confidential INTERFACE DESCRIPT 1.1 Target Users 1.2 Prerequisites 6(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Integration of the EE5x Daughter Card may be performed at facilities under customer management. 1.3 Notation EDGE (Enhanced Data rate for GSM Evolution) is the wireless-enabling technology. The EDGE Daughter Card describes the deliverable product. The EDGE Daughter Card is a PCB assembly with the components described on the previous page integrated on to the board.
Confidential INTERFACE DESCRIPT 7(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 2 EDGE Wireless Modem 2.1 EDGE Wireless Modem in a Communication System Figure 2.1-1 illustrates the main blocks of a wireless communication system using the EDGE Daughter Card embedded in a host device. It also shows the communication principles of the system. The definitions in the figure, as used elsewhere in this manual, are in accordance with the recommendations of GSM 07.07.
Confidential INTERFACE DESCRIPT Document number Revision 1/155 19-KRD 104 1025 Uen PA4 HOST EQUIPMENT Antenna Power Power Control Status SYSTEM CONNECTOR Communication TE (DTE) 8(31) MS (EDGE MODEM) SIM Voltage Voltage Reg Reg Figure 2.1-2 Interface between Daughter Card and Application Note that ITU-T standards define TE and TA as DTE (Data Terminal Equipment) and DCE (Data Circuit Terminating Equipment) respectively.
bias PA limiter DRIVER fixed VAPC SWITCH BALUN VPA fixed VAPC RX SAW FILTERS 90° :2 :4 :4 90° 90° :2 90° PLL RF TRANSCEIVER ASIC LOOP FILTER Serial Control 13MHz VCXO 32kHz XTAL PGA AGC DAC D-S ADC MOD DAC PLL PA DAC Mod AFC DAC TX/RX State Machine Power Control PA RAM AGC Register Burst Buffer Burst Buffer RF Serial Port AFC Register GSM Timer Bridge CACHE ARM926EJ USB GPIO UART SIM Arbiter DMA JTAG POWER STATUS OV & SCCT PROTECTION VPA VOLT REG LEVEL S
Confidential INTERFACE DESCRIPT 2.3 10(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Features The EDGE modem performs a set of telecom services (TS) according to GSM standard phase 2+, ETSI and ITU-T. The functions of the modem are implemented by issuing AT commands over a serial interface. 2.3.1 Mobile Station Characteristics The EDGE modem can be configured for single, dual, triple and quad band GSM functionality.
Confidential INTERFACE DESCRIPT 2.3.2 11(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Environmental Conditions The DC will support the following environmental conditions Temperature Range (Full GSM Specification)1 -10oC to +55oC Temperature Range (Operational) 2 -20oC to +65oC Storage Temperature Range -20°C to +75°C Table 2.3-1 Environmental Conditions Notes 1. Full compliance to Type Approval and Regulatory Approval requirements between these temperature ranges 2.
Confidential INTERFACE DESCRIPT 12(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Part 2 : Daughter Card Description
Confidential INTERFACE DESCRIPT 3 3.1 13(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Mechanical Description Physical Detail Dimensional details given here are for reference only. For mechanical design data, please refer to the mechanical outline drawings. Figure 3.
Confidential INTERFACE DESCRIPT 14(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Figure 3.1-2 Layout Detail – Reservoir capacitor version (reference only) 3.2 Variant Information As evident from the preceding section, there is more than one version of the Daughter Card. The “/3” version notably differs from the “/2” version by the type of system connector and board mounting hole locations. This section will describe in detail the differences between the variants. 3.2.
Confidential INTERFACE DESCRIPT 4 System Interface 4.1 Overview 4.1.1 System Connector 15(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 All of the systems interface signals flow through a single connector; power, ground, data, cotrol, status and GPIO. Electrical connections to the modem are made through a 24 pin low insertion force (LIF) vertical SMT mount FFC or FPC cable receptor. The connector is a single sided contact type, for example the AVX Elco part 04-6244-024-011-800.
Confidential INTERFACE DESCRIPT Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Dimension A B C D 11.5 (0.453) 12.5 (0.492) 14.5 (0.571) 16.5 (0.
Confidential INTERFACE DESCRIPT Pin 17(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Name Function 1 USB_DN USB differential (-) line 2 USB_DP USB differential (+) line 3 VREF Modem logic voltage reference output from daughter card 4 OVP Over voltage protection output from daughter card 5 SPARE 6 SPARE 7 SPARE 8 GND Ground 9 GND Ground 10 GND Ground 11 GND Ground 12 GND Ground 13 GND Ground 14 VIN Voltage input from host application 15 VIN Volta
Confidential INTERFACE DESCRIPT 4.2 18(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Electrical Interface Detail Format Details of each electrical interface is contained in paragraph 5 (beginning page 19). The description of each interface follows a common format.
Confidential INTERFACE DESCRIPT 5 19(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Electrical Interface This section describes each signal line of the electrical interface between the EDGE modem and the host application. A summary of the function of each signal is provided, together with any additional relevant information. Signals are described from the perspective of the EDGE modem and Daughter Card circuitry.
Confidential INTERFACE DESCRIPT 5.1.1 20(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 VIN Function: Daughter card power supply Description: Primary voltage supply to switching regulator Pin Numbers: 14, 15, 16, 17, 18, 19 Signal Names: VIN If not used: Required [host⇒daughter card] Details: Power provided by the host will range from 5.5V minimum to a maximum 20.0V. The Daughter Card has on board regulation which regulates the supply range to a steady 3.
Confidential INTERFACE DESCRIPT 5.1.2 21(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 3V3 Function: Daughter card reference voltage Description: Host reference to protection circuit & USB (3.3V) Pin Numbers: 21 Signal Names: 3V3 If not used: Required [host⇒daughter card] Details: The host supplies a 3.
Confidential INTERFACE DESCRIPT 22(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 This signal can also be used to indicate whether the wireless modem is powered on or not. A high level (2.7V to 2.9V) indicates that the modem is powered on. A low level (<0.5V) indicates that the modem is powered off. All digital logic, except the SIM interface, is characteristic CMOS logic operating at VREF.
Confidential INTERFACE DESCRIPT 5.2 23(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Status Interfaces Status interfaces indicate or control status features of the modem. • • • • • 5.2.
Confidential INTERFACE DESCRIPT 5.2.2 24(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 OVP Function: Over voltage protection Description: Status indicator to host of potential malfunction in Daughter Card circuitry Pin Number: 4 Signal Name: OVP (PU) If not used: Required [daughter card⇒host] Details: The OVP signal is simply an output from the main onboard regulator. In it’s operational state under normal functional conditions this will output 3.
Confidential INTERFACE DESCRIPT 25(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 A falling edge indicates an alert or message. The signal remains low for a period of time before going high. An SMS-page or unsolicited response/result code generates one pulse (the length is configurable using an AT command)[TBC]. The ring indicator is implemented on the daughter card as an open collector transistor output to allow the host the convenience of driving Viao circuitry. 5.2.
Confidential INTERFACE DESCRIPT 5.3 26(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Data Communication and Control Interfaces The serial data and control interfaces consist of the following : • • 5.3.1 USB P_EN USB Interface Function: USB data communication port Description: USB transmit and receive port for data communication between modem and host.
Confidential INTERFACE DESCRIPT 5.4 27(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 ANTENNA CONNECTOR Function: Antenna connector Description: 50 ohm wireless antenna connection. Pin Numbers: N/A Signal Names: ANTENNA If not used: Required Details: The antenna interface to the modem is routed to a low profile coaxial connector on the daughter card. The antenna connector has a nominal impedance of 50 ohms and a maximum frequency rating of 2.5GHz. The connector type is MHF.
Confidential INTERFACE DESCRIPT 6 28(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Rudimentary Circuit Functions This section contains some rudimentary circuit functions for the sequencing of powering the modem up and down. 6.1 Power On Sequence This sequence illustrates the power on procedure. Figure 6.1-1 Power On Sequence Sequence Detail: 1 VIN and 3V3 are supplied to the modem by the host.
Confidential INTERFACE DESCRIPT 6.2 29(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Power Off Sequence This sequence illustrates the power off procedure. Figure 6.2-1 Power Off Sequence Sequence Detail: 1 The “AT+CFUN=4” instruction is sent from the host application to the modem in order to initiate a deregistration sequence. 2 The modem responds to the request with an ‘OK’ to indicate that deregistration is completed. Deregistration from the network can take from 3-30 seconds.
Confidential INTERFACE DESCRIPT 6.3 30(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 USB communications information This sequence illustrates USB initialization. 1. The startup sequence begins with the completion of the power up ramping of the VREF signal as described in Power On Sequence. 2. The D+ signal is brought high with the power up of the USB block in the baseband circuitry. This produces the J state indicating to the USB host that a device is attaching. 3.
Confidential INTERFACE DESCRIPT 31(31) Document number Revision 1/155 19-KRD 104 1025 Uen PA4 Eye Diagram for Full Speed USB signaling. The USB link runs at full-speed (12 Mbps). The following diagram is exhibited from compliance testing data.