Sierra Wireless AirPrime HL7519, User Manual, Page: 11 / 21

TBC Rev 1.0 July 28, 2015 11
User Guide Introduction
1.4. Architecture
The figure below presents an overview of the AirPrime HL7519’s internal architecture and external
interfaces.
Figure 1. AirPrime HL7519 Architecture Overview
1.5. Interfaces
The AirPrime HL7519 module provides the following interfaces and peripheral connectivity:

1x - 4-pin UART

1x - Active Low RESET

1x - USB 2.0

1x - Backup Battery Interface

2x - System Clock Out

1x - Active Low POWER-ON

1x - 1.8V/3V SIM

1x - JTAG Interface

14x - GPIOs (5 of which have multiplexes)

1x - Main Antenna

1x - RX Diversity Antenna

1x – VGPIO

1x – TX ON

1x - ADC

1x – Debug Interface