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JL MARINE SYSTEMS Manuals
Electronics
MICRO SHALLOW WATER ANCHOR
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Table Of Contents
1 Description
2 RoHS compliance
3 Applications
4 Software architecture
4.1 Lower layer stack
4.2 Upper layer stack: Amp'ed UP
4.3 AT command set: abSerial
4.4 Bluetooth firmware implementation
Figure 1. FW architecture
5 Hardware specifications
5.1 Recommended operating conditions
Table 1. Recommended operating conditions
5.2 Absolute maximum ratings
Table 2. Absolute maximum ratings
5.3 High speed CPU mode current consumption
Table 3. High speed CPU mode current consumption
5.4 Standard CPU mode current consumption
Table 4. Standard CPU mode current consumption
5.5 I/O operating characteristics
Table 5. I/O operating characteristics
5.6 Selected RF characteristics
Table 6. Selected RF characteristics
5.7 Pin assignment
Table 7. Pin assignment
5.8 Pin placement
Figure 2. Pin placement
5.9 Layout drawing
Figure 3. Layout drawing
6 Hardware block diagram
Figure 4. SPBT2632C2A.AT2 module block diagram
7 Hardware design
7.1 Module reflow installation
Table 8. Soldering
Figure 5. Soldering profile
7.2 GPIO interface
7.3 UART interface
Figure 6. Connection to host device
Figure 7. Typical RS232 circuit
7.4 PCB layout guidelines
Figure 8. PCB layout guidelines
7.5 Reset circuit
7.5.1 External reset circuit
Figure 9. External reset circuit
7.5.2 Internal reset circuit
Figure 10. Internal reset circuit
7.6 External LPO input circuit
Table 9. System configuration variables
Figure 11. External LPO circuit
7.7 Apple iOS CP reference design
Figure 12. BT module
Figure 13. Co-processor
Figure 14. Power switch
8 Regulatory compliance
9 Ordering information
Table 10. Ordering information
10 Revision history
Table 11. Document revision history
SPBT26
32C2A
Software
archit
ecture
Doc ID 02
2833 Re
v 4
9/27
4.4
Bluetooth firm
ware implementat
ion
Figure 1.
FW ar
chitecture
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