STATUS 11

Modem status.

Bit	Value	Meaning
7	128	Carrier Detect (CD)
6	64	Ring Indicator (RI)
5	32	Data Set Ready (DSR)
4	16	Clear to Send (CTS)
3	8	Delta Carrier Detect
2	4	Trailing Edge Ring Indicator
1	2	Delta Data Set Ready
0	1	Delta Clear to Send