IBM Aptiva, Handbook

Page: 189 / 202

S registers 175
Table 15: S registers
Register Function Range/units Default
S0 Auto-answer ring 0-255 /rings 0
S1 Ring counter 0-255 /rings 0
S2 Escape code character 0-127 /ASCII 43
S3 Carriage return character 0-127 /ASCII 13
S4 Line feed character 0-127 /ASCII 10
S5 Backspace character 0-32, 127 /ASCII 8
S6 Dial tone wait time 0-255 /seconds 2
S7 Remote carrier wait time 1-255 /seconds 45
S8 Comma pause time 0-255 /seconds 2
S9 Carrier detect response time 0-255 /10ths of a second 6
S10 Carrier loss time 0-255 /10ths of a second 14
S11 Touch-tone dialing speed 50-255 /milliseconds 95
S12 Escape character detect time 0-25 /50ths of a second 50
S13 Reserved (Do not use) None
S14 Echo, response, dialing, originate/answer Bit-mapped register None
S15 Reserved (Do not use) None
S16 RDL, Clear-Down, Retrain Response Bit-mapped register None
S17 Reserved (Do not use) None
S18 Modem test timer 0-255 /seconds 0
S19 Reserved (Do not use) None
S20 Reserved (Do not use) None