Smartcat (BL2100)
C-Programmable Single-Board Computer with Ethernet
and Operator Interface
User’s Manual
019–0103_M
Smartcat (BL2100) User’s Manual
Part Number 019-0103 •
Printed in U.S.A.
©2001–2010 Digi International Inc. • All rights reserved.
Digi International reserves the right to make changes and
improvements to its products without providing notice.
Trademarks
Rabbit, RabbitCore, and Dynamic C are registered trademarks of Digi International Inc.
Rabbit 2000 is a trademark of Digi International Inc.
The latest revision of this manual is available on the Rabbit Web site,
www.rabbit.com,
for free, unregistered download.
Digi8 International Inc.
www.rabbit.com
Smartcat (BL2100)
T
ABLE OF
C
ONTENTS
Chapter 1. Introduction
1
1.1 BL2100 Description..............................................................................................................................1
1.2 BL2100 Features...................................................................................................................................1
1.2.1 Connector Options ........................................................................................................................2
1.3 Optional Add-Ons.................................................................................................................................3
1.4 Development and Evaluation Tools......................................................................................................4
1.4.1 Tool Kit .........................................................................................................................................4
1.4.2 Software ........................................................................................................................................5
1.4.3 Online Documentation ..................................................................................................................5
1.5 CE Compliance .....................................................................................................................................6
1.5.1 Design Guidelines .........................................................................................................................7
1.5.2 Interfacing the BL2100 to Other Devices .....................................................................................7
Chapter 2. Getting Started
9
2.1 BL2100 Connections ............................................................................................................................9
2.2 Installing Dynamic C ..........................................................................................................................14
2.3 Starting Dynamic C ............................................................................................................................15
2.4 Run a Sample Program .......................................................................................................................15
2.4.1 Troubleshooting ..........................................................................................................................15
2.5 Where Do I Go From Here? ...............................................................................................................16
2.5.1 Technical Support .......................................................................................................................16
Chapter 3. Subsystems
17
3.1 BL2100 Pinouts ..................................................................................................................................18
3.1.1 Headers and Screw Terminals.....................................................................................................19
3.2 Digital I/O ...........................................................................................................................................20
3.2.1 Digital Inputs...............................................................................................................................20
3.2.2 Digital Outputs ............................................................................................................................21
3.3 Serial Communication ........................................................................................................................23
3.3.1 RS-232 ........................................................................................................................................23
3.3.2 RS-485 ........................................................................................................................................23
3.3.3 Ethernet Port ...............................................................................................................................26
3.3.4 Programming Port .......................................................................................................................27
3.4 Programming Cable ............................................................................................................................28
3.4.1 Changing Between Program Mode and Run Mode ....................................................................28
3.5 A/D Converter Inputs..........................................................................................................................29
3.6 D/A Converter Outputs .......................................................................................................................30
3.7 Analog Reference Voltage Circuit......................................................................................................31
3.8 Memory...............................................................................................................................................32
3.8.1 SRAM .........................................................................................................................................32
3.8.2 Flash Memory .............................................................................................................................32
3.9 Other Hardware...................................................................................................................................33
3.9.1 External Interrupts.......................................................................................................................33
3.9.2 Clock Doubler .............................................................................................................................34
3.9.3 Spectrum Spreader ......................................................................................................................34
User’s Manual
Chapter 4. Software
35
4.1 Running Dynamic C........................................................................................................................... 35
4.1.1 Upgrading Dynamic C................................................................................................................ 37
4.1.2 Extras.......................................................................................................................................... 37
4.2 Sample Programs................................................................................................................................ 38
4.2.1 Digital I/O................................................................................................................................... 38
4.2.2 Serial Communication ................................................................................................................ 38
4.2.3 A/D Converter Inputs ................................................................................................................. 39
4.2.4 D/A Converter Outputs............................................................................................................... 39
4.2.5 Using Calibration Constants....................................................................................................... 40
4.2.6 Real-Time Clock ........................................................................................................................ 40
4.2.7 TCP/IP Sample Programs........................................................................................................... 40
4.2.8 LCD/Keypad Module Sample Programs.................................................................................... 40
4.3 BL2100 Libraries ............................................................................................................................... 41
4.4 BL2100 Function APIs....................................................................................................................... 42
4.4.1 Board Initialization..................................................................................................................... 42
4.4.2 Digital I/O................................................................................................................................... 43
4.4.3 Serial Communication ................................................................................................................ 45
4.4.4 A/D Converter Inputs ................................................................................................................. 46
4.4.5 D/A Converter Outputs............................................................................................................... 50
Chapter 5. Using the TCP/IP Features
55
5.1 TCP/IP Connections........................................................................................................................... 55
5.2 TCP/IP Sample Programs................................................................................................................... 57
5.2.1 How to Set IP Addresses in the Sample Programs..................................................................... 57
5.2.2 How to Set Up Your Computer for Direct Connect ................................................................... 58
5.2.3 Run the
PINGME.C
Demo...................................................................................................... 59
5.2.4 Running More Demo Programs With a Direct Connection ....................................................... 60
5.3 Where Do I Go From Here?............................................................................................................... 60
Appendix A. Specifications
61
A.1 Electrical and Mechanical Specifications.......................................................................................... 62
A.1.1 Exclusion Zone .......................................................................................................................... 64
A.1.2 Headers ...................................................................................................................................... 65
A.2 Conformal Coating ............................................................................................................................ 66
A.3 Jumper Configurations ...................................................................................................................... 67
A.4 Use of Rabbit 2000 Parallel Ports ..................................................................................................... 69
A.5 I/O Address Assignments.................................................................................................................. 71
Appendix B. Power Supply
73
B.1 Power Supplies .................................................................................................................................. 73
B.1.1 Power for Analog Circuits ......................................................................................................... 73
B.2 Batteries and External Battery Connections...................................................................................... 74
B.2.1 Replacing the Backup Battery ................................................................................................... 75
B.2.2 Battery-Backup Circuit .............................................................................................................. 75
B.2.3 Power to VRAM Switch ............................................................................................................ 76
B.2.4 Reset Generator.......................................................................................................................... 76
B.3 Chip Select Circuit............................................................................................................................. 77
Appendix C. LCD/Keypad Module
79
C.1 Specifications..................................................................................................................................... 79
C.2 Contrast Adjustments for All Boards ................................................................................................ 81
C.3 Keypad Labeling................................................................................................................................ 82
C.4 Header Pinouts................................................................................................................................... 83
C.4.1 I/O Address Assignments .......................................................................................................... 83
C.5 Mounting LCD/Keypad Module on the BL2100 .............................................................................. 84
C.5.1 Programming Cable Tips ........................................................................................................... 85
C.6 Bezel-Mount Installation ................................................................................................................... 87
C.6.1 Connect the LCD/Keypad Module to Your BL2100................................................................. 89
Smartcat (BL2100)
C.7 Sample Programs ...............................................................................................................................90
C.8 LCD/Keypad Module Function Calls ................................................................................................92
C.8.1 LEDs...........................................................................................................................................92
C.8.2 LCD Display...............................................................................................................................93
C.8.3 Keypad......................................................................................................................................109
Appendix D. Plastic Enclosure
113
D.1 Assembly Instructions......................................................................................................................114
D.2 Dimensions ......................................................................................................................................116
Appendix E. Demonstration Board
119
E.1 Connecting Demonstration Board ....................................................................................................119
Index
Schematics
123
127
User’s Manual
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