Contents
Section 1. Introduction ................................................1-1
1.1 General Description.............................................................................. 1-1
1.2 Specifications........................................................................................1-2
1.2.1 General Features and Specifications........................................... 1-2
1.2.2 Electrical Specifications..............................................................1-2
1.2.3 Physical Specifications................................................................1-3
Section 2. Installation ..................................................2-1
2.1 Address Switch Configuration..............................................................2-1
2.2 Internal Jumper Settings....................................................................... 2-2
2.3 Connection to the Datalogger and Power Supply................................. 2-4
2.3.1 LED Status Indication................................................................. 2-5
2.4 Connection to CAN-Bus....................................................................... 2-6
Section 3. Programming CR10X, CR7 and CR23X
Dataloggers to use the SDM-CAN............ 3-1
3.1 General Principles.................................................................................3-1
3.2 System Limitations............................................................................... 3-2
3.3 The Datalogger Instruction................................................................... 3-3
3.4 Advanced Programming Techniques..................................................3-12
3.4.1 Interrupts Using the I/O Connection......................................... 3-12
3.4.2 Group Trigger........................................................................... 3-14
3.5 Program Examples..............................................................................3-14
3.5.1 Reading CAN Data................................................................... 3-14
3.5.2 Simple CAN Data Transmission............................................... 3-15
3.5.3 Building and Sending Data Frames...........................................3-16
3.5.4 Using the Interrupt Function..................................................... 3-17
3.5.5 Using the Group Trigger........................................................... 3-18
Section 4. Programming CR5000 and CR9000
Dataloggers to use the SDM-CAN............ 4-1
4.1 General Principles.................................................................................4-1
4.2 Datalogger Instruction.......................................................................... 4-1
4.2.1 Reading CAN Data..................................................................... 4-2
4.2.2 Simple CAN Data Transmission................................................. 4-3
4.2.3 Digital I/O Triggered CANbus Measurements........................... 4-4
4.2.4 SlowSequence Instruction...........................................................4-5
Section 5. Using the RS232 Serial Diagnostic Port... 5-1
5.1 Connecting to the RS232 User Port...................................................... 5-1
5.2 Diagnostic Commands.......................................................................... 5-1
5.3 Loading a New Operating System into the SDM-CAN Interface.........5-3