Technical Manual

Bluetooth Raw Serial Module Technical Specification
Apr. 4, 03 Copyright © 2003, Socket Communications, Inc. Page 7
Document#: 6410-00195 A Revision 0.7
5.5. CTS Flow Control Management
Hardware line Pin 14, CTS is used to control data flow from the module to the local host.
When this line is low the module will not send data to the local host. When this line is high
the module will send any available data to the local host.