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Digi
BL1800
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Jackrabbit (BL1800)
Contents
Main
Jackrabbit (BL1800) Users Manual
TABLE OF CONTENTS
Chapter 1. Introduction 1
Chapter 2. Getting Started 7
Chapter 3. Subsystems 15
Chapter 4. Software Reference 37
Appendix A. Specifications 57
Appendix B. Prototyping Board 69
Appendix C. Power Management 79
Index 87 Schematics 89
1. I
1.2 Development and Evaluation Tools
1.3 How to Use This Manual
1.4 CE Compliance
Page
Page
2. GETTING STARTED
2.1 Development Kit Contents
Page
Users Manual 9
J5
J6
Z-World, Inc.
Prototyping Board Jackrabbit Board
J2
J6
10 Jackrabbit (BL1800)
DIAG
Connect the other end of the programming cable to a COM port on your PC.
JACKRABBIT BOARD
U4
VINGNDGND RESET
J5
Page
2.3 Installing Dynamic C
2.4 Run a Sample Program
2.5 Where Do I Go From Here?
3. S
Chapter 3 describes the principal subsystems and their use for the Jackrabbit.
Figure 3. Jackrabbit Subsystems
SRAM Flash
BL1800
3.1 Jackrabbit Pinouts
Legend
Figure 4. Pinout for Jackrabbit Headers J4 and J5
J5
J4
3.2 Digital Inputs/Outputs
HV0HV2 SINKING OUTPUTS
HV3 SOURCING OUTPUT
Page
20 Jackrabbit (BL1800)
Figure 8. Changing HV3 to a Sinking Output
J5
J4
Battery
R55 R56 D21
3.3 A/D Converter
Page
3.4 D/A Converters
2.5 V 1 e
17.4 mV=
2.5 V 1 e
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Page
Page
3.5 Serial Communication
Ground recommended
Users Manual 29
Figure 11. Multidrop Jackrabbit Netw ork
30 Jackrabbit (BL1800)
RS-485
Alternate Uses of the Serial Programming Port
R18 681 W R17 220 W R16 681 W
485+ 485
bias bias
U4
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32 Jackrabbit (BL1800)
3.6 Programming Cable
DIAG
SRAM
Rabbit 2000
Y3
3.7 Memory
RS-485
SRAM
Y3
J4
3.8 Other Hardware
Page
Page
4. SOFTWARE REFERENCE
Page
4.2 Sample Programs
Page
Page
Page
Page
Page
Page
Page
Page
4.3 Cooperative Multitasking
Page
Page
4.4 Jackrabbit Function Calls
void digOut(int channel, int value);
void digOn(int channel); void digOff(int channel);
void anaOut(int channel, int value);
void anaIn(int channel, int *value);
void cof_anaIn(int channel, int *value);
void Jr485Init(); void Jr485Tx(); void Jr485Rx();
4.5 Upgrading Dynamic C
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58 Jackrabbit (BL1800)
A.1 Electrical and Mechanical Specifications
J4 J5
Figure A-1 shows the mechanical dimensions for the Jackrabbit.
Figure A-1. Jackrabbit Dimensions
60 Jackrabbit (BL1800)
Figure A-2. Jackrabbit Exclusion Zones
Exclusion Zones
J4 J5
Page
A.2 Jumper Configurations
Figure A-4 shows the header and jumper locations used to configure the various Jackrabbit options.
Bottom Side
Figure A-4. Location of Jackrabbit Configurable Positions
Top Side
Page
A.3 Conformal Coating
Conformally coated area
A.4 Use of Rabbit 2000 Parallel Ports
J
Figure A-6. Jackrabbit Subsystems
Table A-3. Jackrabbit Pinout Configurations
Table A-3. Jackrabbit Pinout Configurations (continued)
Page
Page
70 Jackrabbit (BL1800)
B.1 Prototyping Board Overview
Z-World, Inc.
PWR
RESET
1
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72 Jackrabbit (BL1800)
B.2 Mechanical Dimensions and Layout
(80)
(102)
6
J3
B.3 Using the Prototyping Board
Z-World, Inc.
JP2
PWR
RESET
Bottom Side
J3
J7
[0.156" (4 mm) spacing]
Relay
}
76 Jackrabbit (BL1800)
RT1
R1
JP2
+
Top Side
Buzzer
J2
R3
Page
Page
APPENDIX C. POWER MANAGEMENT
C.1 Power Supplies
Page
Page
Page
Page
Page
C.3 Chip Select Circuit
Page
I
A
B
C
D
R
S
T
U
S