User's Manual
SATELLINE-4Pro
User Guide v0.93 DRAFT
6
7.1 Transmitter ........................................................................................... 22
7.2 Receiver ................................................................................................ 23
7.3 Priority RX/TX ....................................................................................... 23
7.4 Forward Error Correction ..................................................................... 24
7.5 Error checking ...................................................................................... 24
7.6 Dual radio function, separate RX/TX-frequencies .............................. 24
7.7 User data whitening ............................................................................ 25
7.8 Pacific Crest and TRIMTALK compatibility ............................................ 25
7.8.1 General ................................................................................................................... 25
7.8.2 Configuration by using SL commands ......................................................................... 26
7.8.3 Settings .................................................................................................................... 26
7.8.4 Repeater function ..................................................................................................... 28
7.8.5 Support for Local / Remote addresses ......................................................................... 29
7.8.6 Latency .................................................................................................................... 29
7.8.6.1 Transmission delays using Pacific Crest 4FSK on 25 kHz channel ....................... 30
7.8.6.2 Transmission delays using Pacific Crest GMSK on 25 kHz channel ..................... 30
8 TRANSPARENT DATA TRANSMISSION ............................................... 31
8.1 Serial interface, data format ............................................................... 31
8.2 Handshake lines .................................................................................. 31
8.2.1 CTS-line .................................................................................................................. 32
8.2.2 RTS-line ................................................................................................................... 32
8.3 Timing and delays during data transmission ..................................... 32
8.3.1 Data buffering in the radio data modem ..................................................................... 33
8.3.2 Pause length ............................................................................................................ 33
8.3.3 TX delay ................................................................................................................... 34
8.4 Testing .................................................................................................. 34
9 SETTINGS ............................................................................................ 36
9.1 Changing parameters using the LCD-display ..................................... 36
9.1.1 Changing frequency (frequency of the active TX/RX radio channel) ................................ 37
9.1.2 CHECKING/CHANGING THE REFERENCE FREQUENCY ........................................... 39
9.1.3 Changing radio settings (transmitter power and receiver sensitivity) ................................ 40
9.1.4 Changing addressing ................................................................................................ 41
9.1.5 Changing serial port settings (Port 1) .......................................................................... 43
9.1.6 Modification of handshaking functions ........................................................................ 44
9.1.7 Selecting special functions ......................................................................................... 45
9.1.8 Activating tests .......................................................................................................... 45