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HL78xx/HL7900 Development Kit GuideThis document describes the Development Kit and how it integrates with the HL78xx series of embedded modules (via specific snap-in connector) and the HL7900 module.
Feb 5, 2026Hardware Reference Documents, Development Kits - REMOVE
HL78xx Customer Process GuidelinesThis document presents guidelines for the industrial assembly of an HL78xx embedded module on an application.
Feb 5, 2026Hardware Reference Documents
HL781x (HL7810 / HL7812) Release 6HL781x (HL7810 / HL7812) release 6
Jan 7, 2026Firmwares and Drivers- HL781x (HL7810 / HL7812) and HL7845 Firmware
HL7810 / HL7812 firmware release links
Jan 7, 2026Firmwares and Drivers 
HL78xx AT Commands Interface GuideThis document describes the AT command set used with the HL78xx series of embedded modules.
Jan 6, 2026Software Reference Documents
HL781x Product Technical SpecificationThis document describes the features and specifications of HL7810 and HL7812 embedded modules and provides you with the information required to integrate them into your products.
Dec 8, 2025Hardware Reference Documents- HL781x (HL7810 / HL7812) Release 6.2
HL781x (HL7810 / HL7812) release 6.2
Oct 26, 2025Firmwares and Drivers - HL7810 / HL7812 / HL7845 Firmware Release History item
Available HL781x and HL7845 Firmware Releases: HL781x Release 6.2 HL781x Release 6.1 HL781x and HL7845 Release 6 HL781x and HL7845 Release 4.3.1 HL781x and HL7845 Release 4.3 HL781x and HL7845 Release 4.2 HL781x and HL7845 Release 4.1 HL781x and HL7845 Release 3.4 HL781x and HL7845 Release 3.3 HL781x / HL7854 Firmware 5.4.12.1 HL781x / HL7845 Firmware 5.4.10.0 Note: If you require access to older releases, contact your Semtech representative.
Oct 26, 2025Firmwares and Drivers 
HL781x, HL7845 Customer Release NotesThis is the HL781x (HL7810, HL7812) and HL7845 Customer Release Notes download.
Oct 22, 2025Software Reference Documents- HL781x (HL7810 / HL7812) Release 4.3.1
HL781x (HL7810 / HL7812) release 4.3.1
Aug 31, 2025Firmwares and Drivers - HL781x NTN Getting Started Guide
This document describes all of the steps required to setup and operate the HL7810 and HL7812 using an NB-IoT NTN link.
Aug 12, 2025Hardware Reference Documents 
HL78xx - Low Power Modes Application NoteThis document provides a detailed description of the HL78xx's low power modes while it is configured in PSM or eDRX.
Jul 20, 2025Application notes and Code Samples- Cybersecurity Design Guidelines for Module Integration
Recommended cybersecurity design guidelines for integration of Semtech cellular modules into end products.
Jun 12, 2025Application notes and Code Samples - HL781x (HL7810 / HL7812) Release 6.1
HL781x (HL7810 / HL7812) release 6.1
Jun 10, 2025Firmwares and Drivers - HL781x (HL7810 / HL7812) Release 6.1
HL781x (HL7810 / HL7812) release 6.1
Jun 10, 2025Firmwares and Drivers 
REACH Letter for AirPrime ProductsDocument stating the compliance of AirPrime products towards Regulation (EC) No 1907/2006 concerning the Registration, Evaluation, Authorization and Restriction of Chemicals (REACH).
Feb 26, 2025Certifications and type approvals
HL78xx/HL7900 and RC71xx/RC76xx/WP76xx Development KitsFeb 21, 2025Certifications and type approvals, Hardware Reference Documents, Development Kits - REMOVE- HL781x (HL7810 / HL7812) Release 4.3
HL781x (HL7810 / HL7812) release 4.3
Jan 23, 2025Firmwares and Drivers - HL78xx Firmware Over-The-Air Guidelines
This document provides necessary information to perform Firmware Over-The-Air (FOTA) on HL78xx modules implementing OMA LwM2M protocol.
Dec 1, 2024Application notes and Code Samples - HL781x (HL7810 / HL7812) Release 4.2
HL781x (HL7810 / HL7812) release 4.2
Aug 21, 2024Firmwares and Drivers