Added new layer 2 and 3 protocols for Fax and DSP functions.
Moved "Add CPN to RING message" to new register S23, "Display message" is now correct on register S13 bit 7. New audio command AT+VDD implemented (deactivate DTMF decoder and activate possible existing hardware/DSP decoder).
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@ -228,8 +228,11 @@ README for the ISDN-subsystem
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8 = V.110, 19200 baud
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9 = V.110, 38400 baud
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10 = Analog Modem (only if hardware supports this)
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15 0 Layer-3 protocol: (at the moment always 0)
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11 = Fax G3 (only if hardware supports this)
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15 0 Layer-3 protocol:
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0 = transparent
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1 = transparent with audio features (e.g. DSP)
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2 = Fax G3 (S14 has to be set to 11)
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16 250 Send-Packet-size/16
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17 8 Window-size (not yet implemented)
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18 4 Bit coded register, Service-Octet-1 to accept,
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@ -258,6 +261,9 @@ README for the ISDN-subsystem
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Set on incoming call (during RING) to
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octet 3a of calling party number IE (Screening info)
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See section 4.5.10 of ITU Q.931
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23 0 Bit coded register:
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Bit 0: 0 = Add CPN to RING message off
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1 = Add CPN to RING message on
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Last but not least a (at the moment fairly primitive) device to request
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the line-status (/dev/isdninfo) is made available.
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@ -58,6 +58,17 @@ The following commands are supported:
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AT+VSD=? Report possible parameters.
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AT+VSD? Show current parameters.
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AT+VDD=x,y Set DTMF-detection parameters.
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Only possible if online and during this connection.
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Possible parameters:
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x = 0 ... 15 sensitivity threshold level.
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(default 0 , I4L soft-decode)
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(1-15 soft-decode off, hardware on)
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y = 0 ... 255 tone duration in units of 5ms.
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Not for I4L soft decode (default 8, 40ms)
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AT+VDD=? Report possible parameters.
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AT+VDD? Show current parameters.
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AT+VSM=x Select audio data format.
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Possible parameters:
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2 = ADPCM-2
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@ -21,12 +21,8 @@ It is meant to be used with isdn4linux, an ISDN link-level module for Linux.
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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NOTE : Since the eicon driver is still experimental, this README file
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may be incomplete and not up to date.
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However, the driver should work under following conditions :
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Supported Cards
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---------------
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