User's Manual

UL865-N3G Hardware User Guide
1VV0301177 Rev 2– 2015-04-20
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights
Reserved. Page 5 of 70
Mod. 0805 2011-07 Rev.2
Contents
1. Introduction ................................................. 8
1.1. Scope ..................................................... 8
1.2. Audience .................................................. 8
1.3. Contact Information, Support .............................. 8
1.4. Document Organization ..................................... 9
1.5. Text Conventions ......................................... 10
1.6. Related Documents ........................................ 10
1.7. Document History ......................................... 11
2. Overview .................................................... 12
3. UL865-N3G V2 Mechanical Dimensions .......................... 13
4. UL865-N3G V2 module connections ............................. 14
4.1. PIN-OUT .................................................. 14
4.2. Debug in Production ...................................... 16
4.3. Pin Layout ............................................... 17
5. Hardware Commands ........................................... 18
5.1. Auto-Turning ON the UL865-N3G V2 ......................... 18
5.2. Turning OFF the UL865-N3G V2 ............................. 21
5.3. Resetting the UL865-N3G V2 ............................... 22
5.3.1. Hardware Unconditional restart ............................. 22
6. Power Supply ................................................ 25
6.1. Power Supply Requirements ................................ 25
6.2. Power Consumption ........................................ 26
6.3. General Design Rules ..................................... 26
6.3.1. Electrical Design Guidelines ............................... 26
6.3.2. Thermal Design Guidelines .................................. 30
6.3.3. Power Supply PCB layout Guidelines ......................... 31
7. Radio Section ............................................... 33
7.5. TX Output Power .......................................... 33
7.6. Sensitivity .............................................. 33