User's Manual
Table Of Contents
- 1: Purpose
- 2: Scope
- 3: VAM-CM Overview
- 4: VAM-CM interfaces
- 4.1: Absolute maximum ratings
- 4.2: VAM Control interface description
- 4.2.1: System USB description
- 4.2.2: USIM interface description
- 4.2.3: VAM control UART interface description
- 4.2.4: Analog Audio interface description
- 4.2.5: Digital Audio interface description
- 4.2.6: Power Supply interface description
- 4.2.7: External VRTC Supply Functionality
- 4.2.8: Control and ID interface description
- 4.3: Radio interface description
- 4.4: VAM-CM Power Management Handling
- 4.5: Mechanical interface
- 4.6: Environmental conditions
- 5: Evaluation tools
DRAFT
2: Scope
2: Scope
This document describes the HW Interfaces of VAM-Core Module (VAM-CM). Interfaces of VAM-CM
are dedicated for VAM manufacturers to interface their own satellite terminal UI and control
electronics.
The intended audiences are engineers from Inmarsat, LM, manufacturing partners, VAM
manufacturers and Sasken and a working knowledge of the Inmarsat space segment and GMR2+
specification is assumed.
2.1: References
Reference Document Version
[R1]
VAM Tool User Guide
1.0
[R2]
Standard and Proprietary AT
Commands
1.0-1
[R3]
VAM Core Module User Guide
0.9
5:GSPS Core Module 2.0 VAM-CM HW Description
Confidential and Proprietary – Inmarsat Global Limited
inmarsat.com