Siemens ET7 Series - User Manual

Siemens ET7 Series

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Table of Contents:

  • Page 2 – DSB75 Development Support Board Rev. B1 Hardware Description; Strictly confidential / Released; Copyright
  • Page 3 – Contents
  • Page 4 – Adjusting the V; Figures
  • Page 5 – Tables
  • Page 7 – Document
  • Page 10 – Added information about automatic restart of the module.; Chapter
  • Page 11 – Introduction; This document describes the; DSB75 Development Support Board; Products; Hardware Interface Description of your GSM module
  • Page 12 – Scope of Delivery; Quantity; Terms and Abbreviations; Abbreviation
  • Page 14 – General; Key Features at a Glance; Feature
  • Page 16 – Overview; PC; GSM; Figure 1: System overview
  • Page 17 – Adjustable Resistors
  • Page 18 – Diagram; Figure 3: Block diagram
  • Page 19 – Interface
  • Page 21 – Description of DSB75 Interfaces; Figure 4: Pin assignment of the B2B connector
  • Page 22 – Signal name
  • Page 23 – Points; Figure 6: Location of the test points
  • Page 24 – SPICS; Table 5: Pin assignment – B2B connector X100 and test points X102
  • Page 25 – Lines; Figure 7: GPIO circuit; GPIO level; on
  • Page 26 – Figure 8: GPIO - location of switches and LEDs
  • Page 27 – SIM Card Interface; Figure 9: SIM card interface
  • Page 29 – Interfaces; The DSB75 offers three asynchronous RS-232 interfaces:
  • Page 31 – Table 9: Pin assignment of 1
  • Page 34 – Analog Audio Interfaces; Figure 14: Analog audio interface – overview
  • Page 36 – Audio Interface 2 (Headset or Speakerphone Operation); Headset
  • Page 37 – Operation; Figure 16: Siemens Car Kit Portable HKP-500
  • Page 38 – Figure 17: Circuit of microphone feeding bridges
  • Page 39 – Digital Audio Interface; VDD; Figure 18: DAI interface
  • Page 41 – USB Device Interface; Figure 21: USB device interface
  • Page 46 – SD Card Interface; SD 4 bit mode; Figure 25: SD card interface
  • Page 51 – Serial Peripheral Interfaces; Table 20: Alternative configuration of SPI interface lines; SPI interfaces; I2CCLK; Figure 27: SPI interfaces
  • Page 53 – Figure 29 PWM filter characteristics
  • Page 54 – CO; Pin
  • Page 56 – Power Supply Interfaces; Figure 32: Power supply interfaces
  • Page 58 – Power Supply Unit
  • Page 59 – AUDIO
  • Page 60 – Power Supply for DSB75 and GSM Module
  • Page 61 – Battery Powered Operation of GSM Module; Figure 37: Battery screw terminal; Function; Lithium Ion with 10k NTC
  • Page 62 – Name; Circuit; . The value of R604 is dimensioned for driving the maximal fast
  • Page 63 – Current calculation:; @ Jumper X600 closed; Figure 38: Schematic of charging circuit
  • Page 64 – Supply Voltage for the GSM Module; For test purposes, the V
  • Page 65 – Status; Figure 40: Location of LEDs
  • Page 66 – Indication of Asynchronous Serial Interface Signals; Figure 41: ASC signal indication circuit; Indication of GPIO Signals and SYNC; Figure 42: GPIO signal indication circuit
  • Page 67 – Indication of Power
  • Page 68 – Overview of Switches and Jumpers; Overview of Switches; Table 30: Overview of switch positions
  • Page 71 – Disconnects voltage VMIC; connected to the pin headers X101, X102.
  • Page 73 – Overview of Jumpers
  • Page 74 – Figure 44: Location of jumpers
  • Page 75 – Connecting Antenna and GSM Module to DSB75; component side of DSB75.; Figure 46: Mounting GSM module onto the DSB75
  • Page 77 – Turn on / off the GSM Module; Plugging the USB cable:; Figure 48: Turn on circuit
  • Page 78 – Turn off the GSM Module
  • Page 79 – Technical Data of DSB75
  • Page 80 – required
  • Page 81 – signal
  • Page 82 – Low high transition of this signal switches the module on.; Requirements
  • Page 83 – Appendix; List of Parts and Accessories; Description
  • Page 84 – Circuit Diagrams of DSB75; Figure 49: Schematic of page signals
  • Page 85 – Figure 50: Schematic of position list
  • Page 87 – Figure 52: Schematic sheet 2 – ASC0, ASC1 and ASC2 interface
  • Page 88 – Figure 53: Schematic sheet 3 – SD card reader
  • Page 89 – Figure 54: Schematic sheet 4 – GPIOs, power supply
  • Page 91 – Figure 56: Schematic sheet 6 – charging interface
  • Page 92 – Figure 57: Schematic sheet 7 – audio interface
  • Page 93 – Floor Plan of the DSB75; Figure 58: Floor plan top side
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DSB75
Development Support Board
Rev. B1


Version: v08
DocID: DSB75_hd_v08

Hardware Description

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Summary

Page 2 - DSB75 Development Support Board Rev. B1 Hardware Description; Strictly confidential / Released; Copyright

DSB75 Development Support Board Rev. B1 Hardware Description Strictly confidential / Released s DSB75_hd_v08 Page 2 of 94 29.09.2005 Document Name: DSB75 Development Support Board Rev. B1 Hardware Description Version: v08 Date: September 29, 2005 DocId: DSB75_hd_v08 Status: Strictly confidential / R...

Page 3 - Contents

DSB75 Development Support Board Rev. B1 Hardware Description Strictly confidential / Released s DSB75_hd_v08 Page 3 of 94 29.09.2005 Contents 0 Document History ......................................................................................................... 7 1 Introduction ...................

Page 4 - Adjusting the V; Figures

DSB75 Development Support Board Rev. B1 Hardware Description Strictly confidential / Released s DSB75_hd_v08 Page 4 of 94 29.09.2005 3.14.3.2 Charging Circuit ..................................................................... 62 3.14.4 Real Time Clock Supply..........................................

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