IBM 2196

B-14
IBM Personal Computer User Guide
The following table lists the S Registers summary.
Table 6: 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 0-255 /ASCII 43
S3
Carriage return character 0-127 /ASCII 13
S4
Line feed character 0-127 /ASCII 10
S5
Backspace character 0-32 /ASCII 8
S6
Dial tone wait time 2-255 /seconds 2
S7
Remote carrier wait time 1-255 /seconds 50
S8
Comma pause time 0-255 /seconds 2
S10
Carrier loss time 1-255 /10ths of a second 14
S11
Touch-tone dialing speed 50-255 /milliseconds 95
S12
Escape character detect time 0-255 /50ths of a second 50
S29
Flash dial modifier time 0-255 /10 milliseconds 70