Optimizing Asset Trackers With Logic and Translation Use Cases

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1 Block Diagram

For the purpose of this report, a simplified asset tracker block diagram is used to illustrate the logic and translation use cases, see Figure 1-1. Each red block has an associated use-case document. Links are provided in Section 2. For a more complete block diagram, see the interactive online end equipment reference diagram for asset trackers.

Figure 1-1 Simplified Block Diagram for Asset Trackers

2 Logic and Translation Use Cases

Each use case is linked to a separate short document that provides additional details including a block diagram, design tips, and part recommendations. The nearest block and use-case identifiers are listed to match up exactly to the use cases shown in the provided simplified block diagram.

Table 2-1 Logic Use Cases

Nearest Block	Use-Case Identifier	Use Case
Non-Isolated DC/DC Power Supply	Power Sequencing	Combine Power Good Signals
Digital I/O Interface	Buffer Driver	Drive Transmission Lines With Logic
Output User Interface	LED Driver	Drive Indicator LEDs

Table 2-2 Translation Use Cases

Nearest Block	Use-Case Identifier	Use Case
Wireless Interface	UART	Section 3
SIM	SIM	SIM Card Translation