hardware

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.Also note, some are read only.to set a register use: AT Sr=## (cr)to read the register: AT Sr? (cr)Where "r" is the register and (cr) is a carriage return% The following represent conventions used in the tables below:() indicates defaults for Smartmodem 1200** indicates possible inconsistencies across modems% Reg Values Register functionS0 0-255 ring to answer on (0=don't answer)S1 0-255 ring count (clear after 8 sec) (read only)S2 0-255 escape char, normally "+", 128-255 disable escapeS3 0-127 end of line character (0x0D/CR)S4 0-127 line feed character (0x0A/LF)S5 0-32,127 backspace character (0x08/BS)S6 2-255 pause before dialing in seconds (2)S7 1-255 wait for carrier in seconds (30)S8 0-255 pause for comma in dial string in seconds (2)S9 1-255 carrier detect response time in 1/10 second (6)S10 1-255 carrier loss delay in 1/10 second, 255=ignore CD (7)S11 50-255 touch tone dial speed, in milliseconds (70)S12 20-255 escape guard time, in 1/50 second,0=no delay (50)�7�6�5�4�3�2�1�0� S13 power up async data format� � � � � � � �� unused� � � � � � �� result code, 0=basic, 1=extended� � � � � �� parity, 0=disabled, 1=enabled� � � � �� parity, 0=odd ,1=even� � � �� data bits, 0=7 bits, 1=8 bits� � �� undefined� �� buffer ovfw flag, 0=disabled,1=enabled�� 8th bit, 0=space,1=mark (8 bit only)�7�6�5�4�3�2�1�0� S14 option register status data format� � � � � � � �� unused **� � � � � � �� local echo, 0=disabled, 1=enabled� � � � � �� result codes, 0=enabled,1=disabled� � � � �� result codes, 0=numeric,1=word� � � �� command recognition, 0=enable,1=disable� � �� dial method, 0=touch tone, 1=pulse� �� unused **�� 0=answer, 1=originate **S15 flag register **�7�6�5�4�3�2�1�0� S16 test status� � � � � � � �� analog loop, 0=inactive, 1=active� � � � � � �� unused� � � � � �� digital loop, 0=inactive, 1=active� � � � �� remote req digital loop,0=inact.,1=active� � � �� remote digital loop,0=inact.,1=active� � �� self test RDL, 0=inactive, 1=active� �� self test analog loop,0=inactive,1=active�� unusedS18 0-255 remote test timer in seconds�7�6�5�4�3�2�1�0� S21 option status� � � � � � � �� jack type, 0=RJ11,RJ41,RJ45,1=RJ12,RJ13� � � � � � �� unused� � � � � �� CTS state, 0=follows RTS, 1=forced on� � � �� DTR modem behavior (see below)� � �� DCD, 0=forced on, 1=follows carrier� �� DSR, 0=forced on, 1=behaves normally�� long space disconnect,0=disabled,1=enabled% Bits% 43 DTR Modem Behavior Bits00 ignore DTR01 assume command state when DTR drops10 assume command state and disable auto-answer when DTR drops11 reset when DTR drops�7�6�5�4�3�2�1�0� S22 option status� � � � � � �� speaker volume, 01=low,10=med,11=high� � � � �� speaker setting (see below)� �� X command in effect�� make/break ratio, 0=39/61, 1=33/67% Bits% 32 S22 Speaker Setting00 speaker always off01 speaker on until carrier detected10 speaker always on11 speaker off during dialing, then on until CD% Bits% 654 S22 X Command in Effect100 X1 command in effect101 X2 command in effect110 X3 command in effect111 X4 command in effect�7�6�5�4�3�2�1�0� S23 option status� � � � � � � �� remote dig.loop request,0=denied,1=ok� � � � � �� baud rate (see table)� � � � �� unused� � �� parity (see table)�� guard tone setting% Bits% 21 S23 Baud Rate Table00 0-300 bps01 600 bps10 1200 bps11 2400 bps% Bits% 54 S23 Parity Setting00 even parity01 parity bit always 010 odd parity11 parity bit always 1% Bits% 76 S23 Guard Tone Setting00 no guard tones01 550 hz guard tone10 1800 hz guard toneS25 0-255 DTR detect delay in seconds (5)S26 0-255 RTS to CTS delay in milliseconds (1)�7�6�5�4�3�2�1�0� S27 option status� � � � � � �� synch/async mode (see table)� � � � � �� phone line, 0= public, 1=leased� � � � �� unused� � �� clock type (see table)� �� protocol, 0=CCITT V [ Pobierz całość w formacie PDF ]

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