BL4S200 User’s Manual
24
3. S
UBSYSTEMS
Chapter 3 describes the principal subsystems for the BL4S200.
• Digital I/O
• Serial Communication
• A/D Converter Inputs
• D/A Converter Outputs
• Analog Reference Voltages Circuit
• Memory
Figure 5 shows these Rabbit-based subsystems designed into the BL4S200.
Figure 5. BL4S200 Subsystems
SRAM
microSD
Card
Program
Flash
SRAM
Network
32 kHz
osc
58.98 MHz
osc
optional
RabbitCore Module
Battery-Backup
Circuit
RABBIT
4000/5000
D/A
Converter
A/D
Converter
RabbitNet
RS-485
RS-232
Data
Register
High-Current
Outputs
Data
Register
Configurable
I/O
RABBIT
RIO
x3
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