User's Manual
Table Of Contents
- GC864 Hardware User Guide
- APPLICABILITY TABLE
- 1. Introduction
- 2. Overview
- 3. GC864 Mechanical Dimensions
- 4. GC864-QUAD/PY Module Connections
- 5. Hardware Commands
- 6. Power Supply
- 7. Antenna
- 8. Logic Level Specifications
- 9. Serial Ports
- 10. Audio Section Overview
- 11. General Purpose I/O
- 11.1. GPIO Logic Levels
- 11.2. Using a GPIO Pad as INPUT
- 11.3. Using a GPIO Pad as OUTPUT
- 11.4. Using the RF Transmission Control GPIO4
- 11.5. Using the RFTXMON Output GPIO5
- 11.6. Using the Alarm Output GPIO6
- 11.7. Using the Buzzer Output GPIO7
- 11.8. Magnetic Buzzer Concepts
- 11.9. Using the Temperature Monitor Function
- 11.10. Indication of Network Service Availability
- 11.11. RTC Bypass Out
- 11.12. VAUX1 Power Output
- 12. DAC and ADC Section
- 13. Mounting the GC864-QUAD/PY on the Board
- 14. Packing System
- Conformity Assessment Issues
GC864 Hardware User Guide
1vv0300733 Rev.12 – 2009-06-04
Reproduction forbidden without Telit Communications S.p.A’s. written authorization - All Rights Reserved. Page 9 of 69
1.7. Document History
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ISSUE#0 2006-06-12 Release First ISSUE# 0
ISSUE #1 2006-09-07 Full Review of the manual
Added ADC description
Added DAC description
Added Pinout and Process flow description
Added Packaging
ISSUE #2 2006-10-03 TGPIO23 now RESERVED
ISSUE #3 2006-11-07 3.1 (table on page 12); PWRCTL must be PWRMON
ISSUE #4 2007-02-08 Pinout updated, Camera removed, Added Stat Led and GPIO5 description, added
VAUX, schematics updated for On_off, reset, level adapter 5V, RS232
transceiver, Power supply. Modified Charger description.
ISSUE#5 2007-06-07
Updated DISCLAIMER, Added note on charger (CFUN4 and ON_OFF), Added
Power consumptions table, Added new table for GPIO status in Reset and Power
on, added RFTXMON timing, modified DB9 picture in par 8.2, Switching
description modified in “+ 12V input Source Power Supply Design Guidelines”,
Added Alternate Function for GPIO4.
ISSUE#6 2007-06-21
Updated Absolute maximum ratings, Added Alternate Function for GPIO2;
added PWRMON description during ON_OFF, updated chapter
ISSUE#7 2008-05-21
Added GC864-QUAD with SIM holder product p/n
Par 3.1: Removed nominal values on Audio, Added DVI pins descriptions
Par 5.1: Added Supply Voltage Range
Par 10.7: GPIO7 description; added section on Buzzer description
Par 9: Audio section removed (a dedicated User guide on audio has been
created)
Par 5.2.1.4: added note on Charger
Par 8.1: tip on RXD pull up added
11.3 added note on reflow not possible
8.3 pull ups referred to VAUX
10.9 Temperature monitor function added
4.2.2 removed table with logic levels
7 removed reference to buffered pins
ISSUE#8 2008-06-30
Added GC864-QUAD with SIM holder drawings (2.1)
4.1 and 4.22 modified example
7 Updated 1.8V CMOS voltage range
ISSUE#9 2009-01-22
Updated operating voltage and P/N list
Updated GC864-PY with SIM Holder module in the list of modules concerned by
this document
Added useful parameters for ATEX Applications
Updated Audio Block Diagram
ISSUE#10 2009-08-31
Applied new layout + minor editing
Modified idle consumption values
Added on/off/reset block diagrams procedures
Added DVI info in the pin-out section + notice
Added DVI App Note in the related documents list