FreeCalypso > hg > fc-sim-sniff
annotate README @ 46:43f678895a3a
simtrace3-sniff-rx: add some annotations to output
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Thu, 31 Aug 2023 10:01:40 +0000 |
parents | 510bef2b2000 |
children | f8c27c2bde0e |
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1 Welcome to FreeCalypso SIMtrace3 |
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2 ================================ |
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4 FC SIMtrace3 (aka SIMtrace-ice) is an alternative implementation of Osmocom |
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5 SIMtrace principal idea, using an iCE40 FPGA instead of AT91SAMx MCU as the ISO |
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6 7816-3 sniffing receiver. Aside from this change from an MCU to an FPGA and |
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7 thus from firmware to gateware, the other principal difference is that SIMtrace3 |
510bef2b2000
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Mychaela Falconia <falcon@freecalypso.org>
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8 is electrically clean and proper: |
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starting project with README and sim-fpc-pasv adapter
Mychaela Falconia <falcon@freecalypso.org>
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10 * The sniffing apparatus makes a strictly Hi-Z connection to the SIM bus being |
510bef2b2000
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Mychaela Falconia <falcon@freecalypso.org>
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11 sniffed; |
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13 * The SIM bus itself is solidly connected from the phone's SIM socket to the |
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14 physical SIM without any switches or pull-ups or other Heisenbug-inducing |
510bef2b2000
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15 artifacts; |
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fbbafa93b52b
starting project with README and sim-fpc-pasv adapter
Mychaela Falconia <falcon@freecalypso.org>
parents:
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17 * The sniffing apparatus supports all 3 voltage classes that can be put out by |
510bef2b2000
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Mychaela Falconia <falcon@freecalypso.org>
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18 the ME or other interface device: 1.8V, 3V and 5V are all good. |
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20 The hardware setup of SIMtrace3 consists of: |
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22 * The same SIMtrace FPC cables (going from a SIM socket to the 6-pin FPC |
510bef2b2000
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23 connector) that were originally developed for SIMtrace1/2 and are sold by |
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24 Sysmocom; |
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26 * An off-the-shelf Lattice Icestick FPGA board; |
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Mychaela Falconia <falcon@freecalypso.org>
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28 * A little bit of custom hardware: two very simple boards in the initial |
510bef2b2000
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29 version, intending to consolidate them into one board in the final version, |
510bef2b2000
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30 see doc/Sniffing-hw-setup for the details. |
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32 This source repository contains: |
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34 boards Design files for little adapter boards |
510bef2b2000
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Mychaela Falconia <falcon@freecalypso.org>
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35 fpga Gateware for the iCE40HX1K FPGA on the Icestick board |
510bef2b2000
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Mychaela Falconia <falcon@freecalypso.org>
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36 sw Host software tools |