Read if state of CTS# pin has changed. fossil_read_cts() has to be called first.
|port ||port number index: 0=UART1 ... 5=UART6, see FOSSIL_PORT|
- 0 = No change of CTS# state has occurred between the last two fossil_read_cts() calls.
1 = A change of the CTS# state has occured between the last two fossil_read_cts() calls.
-1 = wrong port number
- SC2x3 V1.00 - CLIB V1.00
- See also: