Specifications

Table Of Contents
Page 9 MRC-565 Packet Data Radio Operations & Maintenance
5.8.16 Downloading a Program ............................................................................................... 88
5.9 SDI-12 Sensors ............................................................................................................. 91
5.9.1 Data Collection ............................................................................................................. 91
5.9.2 Setup ............................................................................................................................. 91
5.9.3 Periodic Data Collection ............................................................................................... 93
5.9.4 Data Logging ................................................................................................................ 93
5.9.5 User Interface ................................................................................................................ 94
5.9.6 MRC-565 Commands ................................................................................................... 96
5.9.7 SDI, CMD, COMMAND TEXT .................................................................................. 98
5.9.8 SDI, TRACE, {OFF/ON} ............................................................................................. 98
5.9.9 SDI-12 Command/Response List ................................................................................. 99
5.9.10 Serial Port Command and Response Diagrams .......................................................... 100
5.10 Generic Data Logger ................................................................................................... 101
5.10.1 Typical Report Formats .............................................................................................. 101
5.10.2 Setup and Configuration ............................................................................................. 102
5.10.3 Viewing the generic device driver setup ..................................................................... 103
5.10.4 AUTO Format ............................................................................................................. 103
5.10.5 MULTI-LINE Format ................................................................................................. 104
5.11 Event Programming .................................................................................................... 107
6 THEORY OF OPERATION............................................................................................... 110
6.1 CMU (MRC-56500300-04) ........................................................................................ 110
6.1.1 Receiver Analog Front End ........................................................................................ 110
6.1.2 Digital Receiver Components ..................................................................................... 111
6.1.3 Digital Transmitter Components ................................................................................. 116
6.1.4 Discrete Digital Output, Relay Junction and Analog Input ........................................ 118
6.1.5 Power Amp Interface .................................................................................................. 119
6.2 Microprocessor ........................................................................................................... 119
6.2.1 Overview ..................................................................................................................... 119
6.2.2 Cold Fire Processor ..................................................................................................... 120
6.2.3 Data Input/Output ....................................................................................................... 120
6.2.4 Coldfire Microprocessor Peripherals and Serial Configuration.................................. 121
6.2.5 Power Fail Detection/Protection ................................................................................. 121