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Siemens M1 » History » Revision 8

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laforge, 12/02/2023 07:10 PM


Siemens M1

This is an early GSM data modem made by the German manufacturer Siemens around 1997.

It supports
  • voice calls
  • transparent CSD (Circuit Switched Data)
  • Fax over GSM

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Hardware

Terminal / Modem

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GSM Module

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Major part numbers

Manufacturer Part Description Data Sheet
Siemens PMB 2705F V3.2 Digital Baseband GOLD (GSM One-Chip Logic Device) PEB2025.pdf
Mitsubishi M5M5256CVP70LL-I Flash for Digital Baseband
Siemens PMB 2900H V3.4 Analog Baseband PEB2025.pdf
Siemens PMB 2401 I/Q Down-Converter PMB2401.PDF
Analog Devices ADSP-21MSP59 Digital Signal Processor ADSP-21msp58_AnalogDevices.pdf
ST M29F040-120N5 Flash for DSP
Zilog Z8018233ASC Z8S180 Microcontroller attachment:Z0182.PDF
Linear LTC1338IG RS232 Transceiver LTC1338.PDF
Epson SRM24A256LLTMT1 Flash?
AMD AM29F040 NOR Flash

Documentation

Updated by laforge 7 months ago · 8 revisions

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