all same. tried to set &d2 to &d0. no difference. Tried to change s30 register to 255, or any other number than 0, it will not write to NVRAM. Neither would first USR modem, and USR sent me replacement. Tryng to determime what is forcing DTR, even in mid stream of a download. Thanks for thoughts.
11-25-2001 19:55:05.115 - Recv: <cr><lf>+MCR: V90<cr><lf>
11-25-2001 19:55:05.115 - Interpreted response: Informative
11-25-2001 19:55:05.115 - Recv: <cr><lf>+MRR: 26400<cr><lf>
11-25-2001 19:55:05.115 - Interpreted response: Informative
11-25-2001 19:55:05.115 - Recv: <cr><lf>+ER: LAPM<cr><lf>
11-25-2001 19:55:05.115 - Interpreted response: Informative
11-25-2001 19:55:05.115 - Recv: <cr><lf>+DR: V42B<cr><lf>
11-25-2001 19:55:05.115 - Interpreted response: Informative
11-25-2001 19:55:05.125 - Recv: <cr><lf>+ILRR: 115200<cr><lf>
11-25-2001 19:55:05.125 - Interpreted response: Informative
11-25-2001 19:55:05.125 - Recv: <cr><lf>CONNECT 50666<cr><lf>
11-25-2001 19:55:05.125 - Interpreted response: Connect
11-25-2001 19:55:05.125 - Connection established at 50666bps.
11-25-2001 19:55:05.125 - Error-control on.
11-25-2001 19:55:05.125 - Data compression on.
11-25-2001 19:57:07.481 - Hanging up the modem.
11-25-2001 19:57:07.481 - Hardware hangup by lowering DTR.
11-25-2001 19:57:08.002 - Recv: <cr><lf>NO CARRIER<cr><lf>
11-25-2001 19:57:08.002 - Interpreted response: No Carrier
11-25-2001 19:57:08.002 - Send: ATH<cr>
11-25-2001 19:57:08.062 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:57:08.062 - Interpreted response: OK
11-25-2001 19:57:08.062 - 115200,N,8,1
11-25-2001 19:57:08.062 - Initializing modem.
11-25-2001 19:57:08.062 - Send: AT<cr>
11-25-2001 19:57:08.062 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:57:08.062 - Interpreted response: OK
11-25-2001 19:57:08.062 - Send: AT&F&A0&B1&C1&D2E0Q0V1X4S0=0<cr>
11-25-2001 19:57:08.062 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:57:08.062 - Interpreted response: OK
11-25-2001 19:57:08.062 - Send: AT+ILRR=1;+MR=1;+ER=1;+DR=1<cr>
11-25-2001 19:57:08.072 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:57:08.072 - Interpreted response: OK
11-25-2001 19:57:08.072 - Send: ATS7=60S19=0L0M1+ES=3,0,2;+DS=3,0;<cr>
11-25-2001 19:57:08.072 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:57:08.072 - Interpreted response: OK
11-25-2001 19:57:08.072 - Send: AT+IFC=2,2;B0X4<cr>
11-25-2001 19:57:08.072 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:57:08.072 - Interpreted response: OK
11-25-2001 19:57:08.072 - Waiting for a call.
11-25-2001 19:57:08.072 - Send: ATS0=0<cr>
11-25-2001 19:57:08.072 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:57:08.072 - Interpreted response: OK
11-25-2001 19:58:02.690 - 115200,N,8,1
11-25-2001 19:58:02.690 - Initializing modem.
11-25-2001 19:58:02.690 - Send: AT<cr>
11-25-2001 19:58:04.693 - Recv: <no response>
11-25-2001 19:58:04.693 - WARNING: Unrecognized response. Retrying...
11-25-2001 19:58:04.693 - Send: AT<cr>
11-25-2001 19:58:04.693 - Recv: <cr><lf>NO CARRIER<cr><lf>
11-25-2001 19:58:04.693 - Interpreted response: No Carrier
11-25-2001 19:58:04.693 - Send: AT<cr>
11-25-2001 19:58:04.693 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:04.693 - Interpreted response: OK
11-25-2001 19:58:04.693 - Send: AT&F&A0&B1&C1&D2E0Q0V1X4S0=0<cr>
11-25-2001 19:58:04.693 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:04.693 - Interpreted response: OK
11-25-2001 19:58:04.693 - Send: AT+ILRR=1;+MR=1;+ER=1;+DR=1<cr>
11-25-2001 19:58:04.693 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:04.693 - Interpreted response: OK
11-25-2001 19:58:04.693 - Send: ATS7=60S19=0L0M1+ES=3,0,2;+DS=3,0;<cr>
11-25-2001 19:58:04.693 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:04.693 - Interpreted response: OK
11-25-2001 19:58:04.693 - Send: AT+IFC=2,2;B0X4<cr>
11-25-2001 19:58:04.693 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:04.703 - Interpreted response: OK
11-25-2001 19:58:04.703 - Waiting for a call.
11-25-2001 19:58:04.703 - Send: ATS0=0<cr>
11-25-2001 19:58:04.733 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:04.733 - Interpreted response: OK
11-25-2001 19:58:09.971 - 115200,N,8,1
11-25-2001 19:58:09.971 - Initializing modem.
11-25-2001 19:58:09.971 - Send: AT<cr>
11-25-2001 19:58:09.971 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:09.971 - Interpreted response: OK
11-25-2001 19:58:09.971 - Send: AT&F&A0&B1&C1&D2E0Q0V1X4S0=0<cr>
11-25-2001 19:58:09.971 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:09.971 - Interpreted response: OK
11-25-2001 19:58:09.971 - Send: AT+ILRR=1;+MR=1;+ER=1;+DR=1<cr>
11-25-2001 19:58:09.981 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:09.981 - Interpreted response: OK
11-25-2001 19:58:09.981 - Send: ATS7=60S19=0L0M1+ES=3,0,2;+DS=3,0;<cr>
11-25-2001 19:58:09.991 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:09.991 - Interpreted response: OK
11-25-2001 19:58:09.991 - Send: AT+IFC=2,2;B0X4<cr>
11-25-2001 19:58:09.991 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:09.991 - Interpreted response: OK
11-25-2001 19:58:09.991 - Waiting for a call.
11-25-2001 19:58:09.991 - Send: ATS0=0<cr>
11-25-2001 19:58:10.001 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:10.001 - Interpreted response: OK
11-25-2001 19:58:31.812 - 115200,N,8,1
11-25-2001 19:58:31.812 - Initializing modem.
11-25-2001 19:58:31.812 - Send: AT<cr>
11-25-2001 19:58:31.812 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:31.812 - Interpreted response: OK
11-25-2001 19:58:31.812 - Send: AT&F&A0&B1&C1&D2E0Q0V1X4S0=0<cr>
11-25-2001 19:58:31.822 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:31.822 - Interpreted response: OK
11-25-2001 19:58:31.832 - Send: AT+ILRR=1;+MR=1;+ER=1;+DR=1<cr>
11-25-2001 19:58:31.832 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:31.832 - Interpreted response: OK
11-25-2001 19:58:31.832 - Send: ATS7=60S19=0L0M1+ES=3,0,2;+DS=3,0;<cr>
11-25-2001 19:58:31.832 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:31.832 - Interpreted response: OK
11-25-2001 19:58:31.832 - Send: AT+IFC=2,2;B0X4<cr>
11-25-2001 19:58:31.842 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:31.842 - Interpreted response: OK
11-25-2001 19:58:31.842 - Waiting for a call.
11-25-2001 19:58:31.842 - Send: ATS0=0<cr>
11-25-2001 19:58:31.842 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:31.842 - Interpreted response: OK
11-25-2001 19:58:40.575 - Hanging up the modem.
11-25-2001 19:58:40.575 - Send: ATZ<cr>
11-25-2001 19:58:40.685 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 19:58:40.965 - Modem closed.
11-25-2001 19:58:58.951 - U.S. Robotics 56K Fax Win Int in use.
11-25-2001 19:58:58.951 - Modem type: U.S. Robotics 56K Fax Win Int
11-25-2001 19:58:58.951 - Modem inf path: nt4winm.inf
11-25-2001 19:58:58.951 - Modem inf section: nt4winm
11-25-2001 19:58:58.951 - 115200,N,8,1
11-25-2001 19:59:03.388 - Send: ATZ<cr>
11-25-2001 19:59:03.398 - Recv: ATZ<cr>
11-25-2001 19:59:03.748 - Modem closed.
11-25-2001 19:59:05.641 - U.S. Robotics 56K Fax Win Int in use.
11-25-2001 19:59:05.641 - Modem type: U.S. Robotics 56K Fax Win Int
11-25-2001 19:59:05.641 - Modem inf path: nt4winm.inf
11-25-2001 19:59:05.641 - Modem inf section: nt4winm
11-25-2001 19:59:05.641 - 115200,N,8,1
11-25-2001 19:59:21.734 - Send: ATZ<cr>
11-25-2001 19:59:21.744 - Recv: ATZ<cr>
11-25-2001 19:59:22.145 - Modem closed.
11-25-2001 19:59:59.618 - U.S. Robotics 56K Fax Win Int in use.
11-25-2001 19:59:59.618 - Modem type: U.S. Robotics 56K Fax Win Int
11-25-2001 19:59:59.618 - Modem inf path: nt4winm.inf
11-25-2001 19:59:59.618 - Modem inf section: nt4winm
11-25-2001 19:59:59.618 - 115200,N,8,1
11-25-2001 20:00:10.634 - Send: ATZ<cr>
11-25-2001 20:00:10.644 - Recv: ATZ<cr>
11-25-2001 20:00:11.015 - Modem closed.
11-25-2001 20:00:12.417 - U.S. Robotics 56K Fax Win Int in use.
11-25-2001 20:00:12.417 - Modem type: U.S. Robotics 56K Fax Win Int
11-25-2001 20:00:12.417 - Modem inf path: nt4winm.inf
11-25-2001 20:00:12.417 - Modem inf section: nt4winm
11-25-2001 20:00:12.417 - 115200,N,8,1
11-25-2001 20:00:20.909 - Send: ATZ<cr>
11-25-2001 20:00:20.929 - Recv: ATZ<cr>
11-25-2001 20:00:21.310 - Modem closed.
11-25-2001 20:00:22.642 - U.S. Robotics 56K Fax Win Int in use.
11-25-2001 20:00:22.642 - Modem type: U.S. Robotics 56K Fax Win Int
11-25-2001 20:00:22.642 - Modem inf path: nt4winm.inf
11-25-2001 20:00:22.642 - Modem inf section: nt4winm
11-25-2001 20:00:22.642 - 115200,N,8,1
11-25-2001 20:00:28.520 - Send: ATZ<cr>
11-25-2001 20:00:28.530 - Recv: ATZ<cr>
11-25-2001 20:00:28.931 - Modem closed.
11-25-2001 20:05:20.740 - U.S. Robotics 56K Fax Win Int in use.
11-25-2001 20:05:20.740 - Modem type: U.S. Robotics 56K Fax Win Int
11-25-2001 20:05:20.740 - Modem inf path: nt4winm.inf
11-25-2001 20:05:20.740 - Modem inf section: nt4winm
11-25-2001 20:05:20.740 - 57600,N,8,1
11-25-2001 20:05:20.740 - 57600,N,8,1
11-25-2001 20:05:20.740 - Initializing modem.
11-25-2001 20:05:20.740 - Send: AT<cr>
11-25-2001 20:05:20.760 - Recv: AT<cr>
11-25-2001 20:05:20.760 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:05:20.760 - Interpreted response: OK
11-25-2001 20:05:20.760 - Send: AT&F&A0&B1&C1&D2E0Q0V1X4S0=0<cr>
11-25-2001 20:05:20.760 - Recv: AT&F&A0&B1&C1&D2E0Q0V1X4S0=0<cr>
11-25-2001 20:05:20.760 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:05:20.760 - Interpreted response: OK
11-25-2001 20:05:20.760 - Send: AT+ILRR=1;+MR=1;+ER=1;+DR=1<cr>
11-25-2001 20:05:20.760 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:05:20.760 - Interpreted response: OK
11-25-2001 20:05:20.760 - Send: ATS7=60S19=0L0M1+ES=3,0,2;+DS=3,0;<cr>
11-25-2001 20:05:20.770 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:05:20.770 - Interpreted response: OK
11-25-2001 20:05:20.770 - Send: AT+IFC=2,2;B0X4<cr>
11-25-2001 20:05:20.770 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:05:20.770 - Interpreted response: OK
11-25-2001 20:05:20.770 - Waiting for a call.
11-25-2001 20:05:20.770 - Send: ATS0=0<cr>
11-25-2001 20:05:20.770 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:05:20.770 - Interpreted response: OK
11-25-2001 20:05:20.870 - 115200,N,8,1
11-25-2001 20:05:20.880 - Initializing modem.
11-25-2001 20:05:20.880 - Send: AT<cr>
11-25-2001 20:05:20.880 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:05:20.880 - Interpreted response: OK
11-25-2001 20:05:20.880 - Send: AT&F&A0&B1&C1&D2E0Q0V1X4S0=0<cr>
11-25-2001 20:05:20.880 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:05:20.880 - Interpreted response: OK
11-25-2001 20:05:20.880 - Send: AT+ILRR=1;+MR=1;+ER=1;+DR=1<cr>
11-25-2001 20:05:20.880 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:05:20.880 - Interpreted response: OK
11-25-2001 20:05:20.880 - Send: ATS7=60S19=0L0M1+ES=3,0,2;+DS=3,0;<cr>
11-25-2001 20:05:20.880 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:05:20.880 - Interpreted response: OK
11-25-2001 20:05:20.880 - Send: AT+IFC=2,2;B0X4<cr>
11-25-2001 20:05:20.880 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:05:20.880 - Interpreted response: OK
11-25-2001 20:05:20.880 - Dialing.
11-25-2001 20:05:20.890 - Send: ATDT;<cr>
11-25-2001 20:05:23.094 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:05:23.094 - Interpreted response: OK
11-25-2001 20:05:23.094 - Dialing.
11-25-2001 20:05:23.094 - Send: ATDT#######<cr>
11-25-2001 20:05:44.504 - Recv: <cr><lf>+MCR: V90<cr><lf>
11-25-2001 20:05:44.514 - Interpreted response: Informative
11-25-2001 20:05:44.514 - Recv: <cr><lf>+MRR: 26400<cr><lf>
11-25-2001 20:05:44.514 - Interpreted response: Informative
11-25-2001 20:05:44.514 - Recv: <cr><lf>+ER: LAPM<cr><lf>
11-25-2001 20:05:44.514 - Interpreted response: Informative
11-25-2001 20:05:44.514 - Recv: <cr><lf>+DR: V42B<cr><lf>
11-25-2001 20:05:44.514 - Interpreted response: Informative
11-25-2001 20:05:44.514 - Recv: <cr><lf>+ILRR: 115200<cr><lf>
11-25-2001 20:05:44.514 - Interpreted response: Informative
11-25-2001 20:05:44.514 - Recv: <cr><lf>CONNECT 50666<cr><lf>
11-25-2001 20:05:44.514 - Interpreted response: Connect
11-25-2001 20:05:44.514 - Connection established at 50666bps.
11-25-2001 20:05:44.514 - Error-control on.
11-25-2001 20:05:44.514 - Data compression on.
11-25-2001 20:07:46.690 - Hanging up the modem.
11-25-2001 20:07:46.690 - Hardware hangup by lowering DTR.
11-25-2001 20:07:47.501 - Recv: <cr><lf>NO CARRIER<cr><lf>
11-25-2001 20:07:47.501 - Interpreted response: No Carrier
11-25-2001 20:07:47.501 - Send: ATH<cr>
11-25-2001 20:07:47.551 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:07:47.551 - Interpreted response: OK
11-25-2001 20:07:47.551 - 57600,N,8,1
11-25-2001 20:07:47.561 - Initializing modem.
11-25-2001 20:07:47.561 - Send: AT<cr>
11-25-2001 20:07:47.561 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:07:47.561 - Interpreted response: OK
11-25-2001 20:07:47.561 - Send: AT&F&A0&B1&C1&D2E0Q0V1X4S0=0<cr>
11-25-2001 20:07:47.561 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:07:47.561 - Interpreted response: OK
11-25-2001 20:07:47.561 - Send: AT+ILRR=1;+MR=1;+ER=1;+DR=1<cr>
11-25-2001 20:07:47.561 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:07:47.561 - Interpreted response: OK
11-25-2001 20:07:47.561 - Send: ATS7=60S19=0L0M1+ES=3,0,2;+DS=3,0;<cr>
11-25-2001 20:07:47.561 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:07:47.561 - Interpreted response: OK
11-25-2001 20:07:47.561 - Send: AT+IFC=2,2;B0X4<cr>
11-25-2001 20:07:47.561 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:07:47.561 - Interpreted response: OK
11-25-2001 20:07:47.561 - Waiting for a call.
11-25-2001 20:07:47.561 - Send: ATS0=0<cr>
11-25-2001 20:07:47.571 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:07:47.571 - Interpreted response: OK
11-25-2001 20:39:07.745 - Hanging up the modem.
11-25-2001 20:39:07.745 - Send: ATZ<cr>
11-25-2001 20:39:07.815 - Recv: <cr><lf>OK<cr><lf>
11-25-2001 20:39:08.115 - Modem closed.