User's Manual

CE910-DUAL Hardware User Guide
1vv0301010 Rev .0 – 2012-07-10
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights Reserved. Page 5 of 63
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. General Product Description .......................................................................................... 11
2.1. Overview ..................................................................................................................... 11
2.2. Product Specifications ............................................................................................... 12
2.3. RoHS Compliance ...................................................................................................... 13
3. CE910-DUAL Module Connections ................................................................................. 14
3.1. Pin-Out ....................................................................................................................... 14
3.1.1 LGA Pads Layout ............................................................................................................... 19
4. Hardware Commands ..................................................................................................... 20
4.1. Turning on the CE910-DUAL module ........................................................................ 20
4.1.1. Initialization and Activation State ..................................................................................... 20
4.2. Turning off the CE910-DUAL module ........................................................................ 22
4.2.1. Shutdown by Software Command .................................................................................... 23
4.2.2. Hardware Shutdown ......................................................................................................... 23
4.3. Hardware Unconditional Shutdown ........................................................................... 24
4.4. Summary of Turning ON and OFF the Module .......................................................... 25
5. Power Supply .................................................................................................................. 26
5.1. Power Supply Requirements ..................................................................................... 26
5.2. General Design Rules ................................................................................................ 27
5.2.1. Electrical Design Guidelines ............................................................................................ 27
5.2.2. + 5V Input Source Power Supply Design Guidelines ....................................................... 27
5.2.3. +12V Input Source Power Supply Design Guidelines ...................................................... 28
5.2.4. Battery Source Power Supply Design Guidelines ........................................................... 29
5.2.5. Thermal Design Guidelines .............................................................................................. 29