User's Manual

GL865-DUAL/QUAD V3 Hardware User Guide
1vv0301018 Rev.7 – 2013-10-30
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights
Reserved. Page 5 of 78
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
2. Overview ....................................................... 11
3. GL865-DUAL/QUAD V3 Mechanical Dimensions .......................... 12
4. GL865-DUAL/QUAD V3 module connections ............................. 13
4.1. PIN-OUT .................................................... 13
4.2. Pin Layout ................................................... 16
5. Hardware Commands .............................................. 17
5.1. Auto-Turning ON the GL865-DUAL/QUAD V3 .......................... 17
5.2. Turning OFF the GL865-DUAL/QUAD V3 ............................. 19
5.3. Resetting the GL865-DUAL/QUAD V3 ................................ 21
5.3.1. Hardware Unconditional restart ....................................... 21
6. Power Supply ................................................... 23
6.1. Power Supply Requirements ....................................... 23
6.2. Power Consumption ............................................. 24
6.3. General Design Rules ............................................ 25
6.3.1. Electrical Design Guidelines ......................................... 25
6.3.2. Thermal Design Guidelines .......................................... 28
6.3.3. Power Supply PCB layout Guidelines ................................... 29
7. Antenna ....................................................... 30
7.1. GSM Antenna Requirements ....................................... 30
7.1.1. GL865-DUAL/QUAD V3 Antenna – PCB line Guidelines ...................... 30
7.2. PCB Design Guidelines .......................................... 32