Siemens M1 » History » Revision 8
Revision 7 (laforge, 12/02/2023 07:02 PM) → Revision 8/9 (laforge, 12/02/2023 07:10 PM)
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h1. Siemens M1
This is an early GSM data modem made by the German manufacturer Siemens around 1997.
It supports
* voice calls
* transparent [[cellular-infrastructure:CSD]] (Circuit Switched Data)
* Fax over GSM
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h2. Hardware
h3. Terminal / Modem
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h3. GSM Module
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h3. Major part numbers
|_.Manufacturer|_.Part|_.Description|_.Data Sheet| |_.Manufacturer|_.Part|_.Description|
|Siemens|PMB 2705F V3.2|Digital Baseband GOLD (GSM One-Chip Logic Device)|attachment:PEB2025.pdf| Baseband|
|Mitsubishi|M5M5256CVP70LL-I|Flash for Digital Baseband|| Baseband|
|Siemens|PMB 2900H V3.4|Analog Baseband|attachment:PEB2025.pdf| Baseband|
|Siemens|PMB 2401|I/Q Down-Converter|attachment:PMB2401.PDF| 2401|?|
|Analog Devices|ADSP-21MSP59|Digital Signal Processor|attachment:ADSP-21msp58_AnalogDevices.pdf| Processor|
|ST|M29F040-120N5|Flash for DSP|| DSP|
|Zilog|Z8018233ASC|Z8S180 Microcontroller|attachment:Z0182.PDF| |Zilog|Z8018233ASC|?|
|Linear|LTC1338IG|RS232 Transceiver|attachment:LTC1338.PDF| |Linear|LTC1338IG|?|
|Epson|SRM24A256LLTMT1|Flash?|| |Epson|SRM24A256LLTMT1|Flash?|
|AMD|AM29F040|NOR Flash||
Flash|
h2. Documentation
* English-Language user manual: attachment:gsm-m1-e.pdf
