Rabbit BL2020, User Manual

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User’s Manual
T
ABLE OF
C
ONTENTS
Chapter 1. Introduction 1
1.1 BL2000 Description..............................................................................................................................1
1.2 BL2000 Features...................................................................................................................................1
1.2.1 Connector Options ........................................................................................................................2
1.3 Development and Evaluation Tools......................................................................................................3
1.3.1 Tool Kit .........................................................................................................................................3
1.3.2 Software ........................................................................................................................................4
1.4 CE Compliance .....................................................................................................................................5
1.4.1 Design Guidelines .........................................................................................................................6
1.4.2 Interfacing the BL2000 to Other Devices .....................................................................................6
Chapter 2. Getting Started 7
2.1 BL2000 Connections ............................................................................................................................7
2.2 Installing Dynamic C ..........................................................................................................................10
2.3 Starting Dynamic C ............................................................................................................................11
2.4 PONG.C ..............................................................................................................................................12
2.5 Where Do I Go From Here? ...............................................................................................................12
Chapter 3. Subsystems 13
3.1 BL2000 Pinouts ..................................................................................................................................14
3.1.1 Headers and Screw Terminals.....................................................................................................15
3.1.2 Power Supply Pins ......................................................................................................................16
3.2 Digital I/O ...........................................................................................................................................17
3.2.1 Digital Inputs...............................................................................................................................17
3.2.2 Digital Outputs ............................................................................................................................19
3.3 Relay Outputs .....................................................................................................................................21
3.4 Serial Communication ........................................................................................................................22
3.4.1 RS-232 ........................................................................................................................................22
3.4.2 RS-485 ........................................................................................................................................22
3.4.3 Ethernet Port ...............................................................................................................................24
3.4.4 Programming Port .......................................................................................................................25
3.5 A/D Converter Inputs..........................................................................................................................27
3.6 D/A Converter Outputs .......................................................................................................................28
3.7 Memory...............................................................................................................................................30
3.7.1 SRAM .........................................................................................................................................30
3.7.2 Flash Memory .............................................................................................................................30
3.8 Programming Cable ............................................................................................................................31
3.8.1 Changing Between Program Mode and Run Mode ....................................................................31
3.9 Other Hardware...................................................................................................................................32
3.9.1 External Interrupts.......................................................................................................................32
3.9.2 Clock Doubler .............................................................................................................................32
3.9.3 Spectrum Spreader ......................................................................................................................33
Chapter 4. Software 35
4.1 An Overview of Dynamic C ...............................................................................................................35
4.1.1 Upgrading Dynamic C ................................................................................................................37