Modem set registers:

S0 Auto answer ring number
S1 Ring counter
S2 Escape code character value
S3 Carriage return character value
S4 Line feed character value
S5 Backspace character value
S6 Dial wait time value
S7 Carrier detect wait time value
S8 Dial pause wait time value
S9 Carrier detect response time value
S10 Carrier disconnect wait time value
S11 Not used
S12 Escape code gaurd time value
S13 Not used
S14 Bit mapped option register
S15 Not used
S16 Self test option
S17 Not used
S18 Self test timer value
S19 Not used
S20 Not used
S21 Bit mapped option register
S22 Bit mapped option register
S23 Bit mapped option register
S24 Not used
S25 DTR delay value
S26 Not used
S27 Bit mapped option register

      Listing completed.