Tixi Message Modem ISDN & Fax (Model EF20-BB) » History » Revision 2
Revision 1 (roox, 12/28/2022 11:26 AM) → Revision 2/3 (roox, 12/28/2022 11:28 AM)
h1. Tixi Message Modem ISDN & Fax (Model: EF20-BB)
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An ISDN terminal adapter made by the German company "Tixi.Com GmbH & Co. KG":https://web.archive.org/web/20181021133830/http://www.tixi.com/index.php?id=275&L=1
When connected to an external PC the AT-command mode (ModemMode) is used.
The device can also operate autonomously in the following modes:
* Express Email - directly via Phone Lines (no internet connection needed)
* SMS - Send an SMS message (mobile and PSTN)
* FAX - Send text as fax
* EMail - Send Internet e-mail(POP3 over a PPP internet connection)
* POP3 - Get Internet e-mail (POP3 over a PPP internet connection)
* RS232 Transparent Mode (TransMode)
** switches the RS232 line to a connected device during dial-in from the outside so that the device can be controlled remotely.
Manual
* attachment:TMM-Manual.pdf
* attachment:TMM-Handbuch.pdf (german)
* attachment:AT-ISDN_de.pdf (AT-commands, german)
* attachment:Tixi_Industry_Modems_ISDN-analog-GSM-GPRS-price-list-2004.pdf (german)
|Supply Voltage|12V AC 0.5A|
|Power Consumption|~4.0W|
|Power Connector|barrel|
|RS232 Connector|DB9|
|Line Connector|RJ45|
h3. Hardware
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We can see here:
* Ambient MD4450C (Controller)
* Ambient MD5660DT (DSP) attachment:MD566x_Product_Brief.pdf
* Ambient MD1724T (Analog Front End)
* HFC-SP A ISDN 2BDS0 (ISDN HDLC FIFO Controller) attachment:HFC-SP.pdf
* 2 x VAC 5024x028 (External ISDN S0 Line Transformer)
* Freescale MC14LC5480 (5V PCM Codec-Filter) attachment:MC14LC5480.pdf
* Nexperia 74HCT04D (HEX inverter) attachment:74HC.pdf
* SAMSUNG K6X0808C1D (32K x 8 bit CMOS Static RAM) attachment:K6X0808C10.pdf
* SAMSUNG K6X8016C3B (512K x 16 bit Low Power Full CMOS Static RAM) attachment:K6X8016C3B.pdf
* AMD AM29F160DB-75EF (16 Megabit (2M x 8-Bit/1M x 16-Bit Flash Memory)) attachement:AM29F160D.pdf attachement:AM29F160Dpdf.pdf
* Intersil HIN207CB (+5V Powered RS-232 Transmitters/Receivers) attachment:HIN207CB.pdf
* Fairchild MM74HCT (Quad 2 Input NAND Gate) attachment:MM74HCT.pdf
* EPSON Electronics RTC-4513 (Real Time Clock) attachment:RTC-4513.pdf
** CR2032 battery
h2. AT-Commands (ModemMode only)
<pre>
ATI
64000EF
OK
ATI0
64000EF
OK
ATI1
Main 2.00.05.000 Boot 2.3.0 Modem 1.4.00
OK
ATI2
Modem Mode
Express E-mail Send
Express E-mail Recv
SMS Receive
SMS Send
POP3 Client
SMTP Client
Text Fax
Script Send
OK
ATI3
JD20-S1F2K-120;RTC=RTC4513;FlashOnboard=2MB
OK
ATI4
EF20
OK
ATI5
ISDN: Cologne HFC-S+
DSP: MD5660DT
OK
ATI6
DSS1
OK
ATI7
Tixi.Com GmbH
OK
ATI8
SD_20005.BIN
OK
ATI9
TIX2017\01836601\MODEM\\Tixi Message Modem ISDN & Fax
OK
...
...
...
ATI50
2005-09-23 09:52:42
OK
ATI51
Tixi.Com GmbH Berlin
OK
</pre>
h3. Important AT commands
|_.AT command|_.description|_.notes|
| AT+TERASE | Factory Reset ||
| AT#H | query MSN ||
| AT#Z=5210 | set MSN to 5210||
| AT**ISDN=0 | set D-channel protocol to DSS1|
| AT&V1 | show config |
ISDN B-channel protocol
|_.AT command|_.description|_.notes|
| ATB0 | V.110 | not supported with all firmwares !!!|
| ATB3 | HDLC (default) ||
| ATB4 | HDLC transparent ||
| ATB5 | Byte transparent ||
| ATB10 | X.75-NL ||
| ATB22 | T.70-NL-CEPT ||
| ATB23 | T.90-NL ||
| ATB31 | ML-PPP ||
ISDN D-channel Protocol
|_.AT command|_.description|
| AT**ISDN=0 | DSS1 (default)|
| AT**ISDN=5 | Bellcore National ISDN-1/2 (USA)|
| AT**ISDN=6 | NTT INS-NET (Japan)|
| AT**ISDN=7 | AT&T 5ESS (USA)|
| AT**ISDN=8 | VN-4 (France)|
Baudrate for V.110 connections
|_.AT command|_.description|
| ATN1 | 1.200 bps |
| ATN2 | 2.400 bps |
| ATN3 | 4.800 bps |
| ATN4 | 9.600 bps |
| ATN5 | 19.200 bps |
Misc
|_.AT command|_.description|
|AT**BSIZE=x | B-channel block size |
|AT**K=x | Layer 2 window size (1..7) |
|\2. _set Low Layer Compatibility (LLC) for outgoing connections in HEX)_ |
|AT**LLC=- | delete LLC (empty parameter, default) |
|AT**LLC=8890| set LLC to 8890 |
