LARA R2 Series Sys Integr Manual (UBX 16010573)
User Manual:
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- Preface
- Contents
- 1 System description
- 1.1 Overview
- 1.2 Architecture
- 1.3 Pin-out
- 1.4 Operating modes
- 1.5 Supply interfaces
- 1.5.1 Module supply input (VCC)
- 1.5.1.1 VCC supply requirements
- 1.5.1.2 VCC current consumption in 2G connected mode
- 1.5.1.3 VCC current consumption in 3G connected mode
- 1.5.1.4 VCC current consumption in LTE connected mode
- 1.5.1.5 VCC current consumption in cyclic idle/active mode (power saving enabled)
- 1.5.1.6 VCC current consumption in fixed active mode (power saving disabled)
- 1.5.2 RTC supply input/output (V_BCKP)
- 1.5.3 Generic digital interfaces supply output (V_INT)
- 1.5.1 Module supply input (VCC)
- 1.6 System function interfaces
- 1.7 Antenna interface
- 1.8 SIM interface
- 1.9 Data communication interfaces
- 1.10 Audio interface
- 1.11 Clock output
- 1.12 General Purpose Input/Output (GPIO)
- 1.13 Reserved pins (RSVD)
- 1.14 System features
- 1.14.1 Network indication
- 1.14.2 Antenna detection
- 1.14.3 Jamming detection
- 1.14.4 Dual stack IPv4/IPv6
- 1.14.5 PPP
- 1.14.6 TCP/IP and UDP/IP
- 1.14.7 FTP
- 1.14.8 HTTP
- 1.14.9 SSL/TLS
- 1.14.10 Bearer Independent Protocol
- 1.14.11 AssistNow clients and GNSS integration
- 1.14.12 Hybrid positioning and CellLocate®
- 1.14.13 Wi-Fi integration
- 1.14.14 Firmware upgrade Over AT (FOAT)
- 1.14.15 Firmware update Over The Air (FOTA)
- 1.14.16 Smart temperature management
- 1.14.17 Power Saving
- 2 Design-in
- 2.1 Overview
- 2.2 Supply interfaces
- 2.2.1 Module supply (VCC)
- 2.2.1.1 General guidelines for VCC supply circuit selection and design
- 2.2.1.2 Guidelines for VCC supply circuit design using a switching regulator
- 2.2.1.3 Guidelines for VCC supply circuit design using a Low Drop-Out (LDO) linear regulator
- 2.2.1.4 Guidelines for VCC supply circuit design using a rechargeable Li-Ion or Li-Pol battery
- 2.2.1.5 Guidelines for VCC supply circuit design using a primary (disposable) battery
- 2.2.1.6 Additional guidelines for VCC supply circuit design
- 2.2.1.7 Additional guidelines for VCC supply circuit design of LARA-R211 modules
- 2.2.1.8 Guidelines for external battery charging circuit
- 2.2.1.9 Guidelines for external battery charging and power path management circuit
- 2.2.1.10 Guidelines for removing VCC supply
- 2.2.1.11 Guidelines for VCC supply layout design
- 2.2.1.12 Guidelines for grounding layout design
- 2.2.2 RTC supply (V_BCKP)
- 2.2.3 Interface supply (V_INT)
- 2.2.1 Module supply (VCC)
- 2.3 System functions interfaces
- 2.4 Antenna interface
- 2.5 SIM interface
- 2.6 Data communication interfaces
- 2.6.1 UART interface
- 2.6.1.1 Guidelines for UART circuit design
- Providing the full RS-232 functionality (using the complete V.24 link)
- Providing the TXD, RXD, RTS, CTS and DTR lines only (not using the complete V.24 link)
- Providing the TXD, RXD, RTS and CTS lines only (not using the complete V.24 link)
- Providing the TXD and RXD lines only (not using the complete V24 link)
- Additional considerations
- 2.6.1.2 Guidelines for UART layout design
- 2.6.1.1 Guidelines for UART circuit design
- 2.6.2 USB interface
- 2.6.3 HSIC interface
- 2.6.4 DDC (I2C) interface
- 2.6.5 SDIO interface
- 2.6.1 UART interface
- 2.7 Audio interface
- 2.8 General Purpose Input/Output (GPIO)
- 2.9 Reserved pins (RSVD)
- 2.10 Module placement
- 2.11 Module footprint and paste mask
- 2.12 Thermal guidelines
- 2.13 ESD guidelines
- 2.14 Schematic for LARA-R2 series module integration
- 2.15 Design-in checklist
- 3 Handling and soldering
- 4 Approvals
- 5 Product testing
- Appendix
- A Migration between SARA-U2 and LARA-R2
- B Glossary
- Related documents
- Revision history
- Contact