User's Manual

UE910 V2 Hardware User Guide
1VV0301065 Rev.1 – 2013-12-12
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights Reserved. Page 5 of 67
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 ................................................................................................................ 9
1.6. Related Documents .......................................................................................................... 10
2. General Product Description ................................................................................................ 11
2.1. Overview ........................................................................................................................... 11
2.2. Product Specifications ...................................................................................................... 12
2.3. RoHS Compliance ............................................................................................................ 13
3. UE910 V2 Module Connections ............................................................................................ 14
3.1. Pin-Out .............................................................................................................................. 14
3.1.1. LGA Pads Layout .................................................................................................................. 19
4. Hardware Commands ........................................................................................................... 20
4.1. Turning on the UE910 V2 module ..................................................................................... 20
4.1.1. Initialization and Activation State ........................................................................................... 20
4.2. Turning off the UE910 V2 module ..................................................................................... 22
4.2.1. Turning OFF by AT Command .............................................................................................. 22
4.2.2. Turning OFF by tying low ON_OFF* ...................................................................................... 23
4.3. Summary of Turning ON and OFF the Module ................................................................. 23
4.4. Hardware Unconditional Shutdown ................................................................................... 24
5. Power Supply ......................................................................................................................... 26
5.1. Power Supply Requirements ............................................................................................ 26
5.2. Power Supply Requirements ............................................................................................ 27
5.3. General Design Rules ....................................................................................................... 28
5.3.1. Electrical Design Guidelines .................................................................................................. 28
5.3.2. + 5V Input Source Power Supply Design Guidelines ............................................................. 28
5.3.3. +12V Input Source Power Supply Design Guidelines ............................................................ 29
5.3.4. Battery Source Power Supply Design Guidelines .................................................................. 30