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WISMO Quik Q2501
Wavecom WISMO Quik Q2501 Manuals
Manuals and User Guides for Wavecom WISMO Quik Q2501. We have
1
Wavecom WISMO Quik Q2501 manual available for free PDF download: Customer Design Manuallines
Wavecom WISMO Quik Q2501 Customer Design Manuallines (79 pages)
WISMO Quik Q25 Series
Brand:
Wavecom
| Category:
Software
| Size: 1 MB
Table of Contents
Document Information
2
WM_PRJ_Q2501_PTS_002 - 001 March
2
Overview
3
Table of Contents
4
Contents
4
Table of Figures
6
Cautions
8
Trademarks
8
1 References
9
Reference Documents
9
Glossary
9
Abbreviations
10
2 General Information
14
Features
14
Functional Architecture
16
Figure 1: Functional Architecture
16
3 Functional Design
17
Power Supply Part
17
Main Power Supply and Ground Plane
17
Figure 2: Typical Power Supply Voltage in GSM/GPRS Mode
18
RTC Back-Up Supply
20
Figure 3: RTC Supplied by a Super Capacitor
20
Figure 4: RTC Supplied by a Non Rechargeable Battery
21
Figure 5: RTC Supplied by a Rechargeable Battery Cell
21
Common GSM/GPS Part
22
Module Activation Function (ON/~OFF)
22
Alternative Download Control Function (BOOT)
22
Figure 6: Example of ON/~OFF Pin Connection
22
Figure 7: Example of BOOT Pin Connection
22
Reset Function (~RST)
23
Figure 8: Example of ~RST Pin Connection
23
Figure 9: Example N°1 of GSM and GPS Activity Status Implementation
24
Figure 10: Example N°2 of GSM Activity Status Implementation
24
GSM/GPRS Base Band Part
25
GSM Serial Links
25
Figure 11: Example of RS232 Level Shifter Implementation for GSM UART1
25
Figure 12: Example of V24/CMOS Serial Link Implementation for UART1
26
Confidential © Page
26
Figure 13: Example of RS232 Level Shifter Implementation for GSM UART2
27
General Purpose I/O
28
Peripheral Buses
29
Figure 14: Example of SPI Bus Application
29
Figure 15: Example of 2 Wire Bus Application
30
SIM Interface
31
Figure 16: Example of 3V SIM Socket Implementation
31
This Document Is the Sole and Exclusive Property of WAVECOM. Not to be Distributed or Divulged Without Prior Written Agreement
32
Figure 17: Example of 1.8 V / 3 V SIM Interface Implementation
33
Figure 18: Example of 3 V / 5 V SIM Interface Implementation
34
Keyboard Interface
35
Figure 19: Example of Keyboard Implementation
36
Audio Interface
37
Figure 20: Example of Main Microphone (MIC2) Implementation
38
Figure 21: MIC1 Input Differential Connection
39
Figure 22: MIC1 Input Single Ended Connection
40
Figure 23: Speaker Differential Connection
41
Figure 24: Speaker Single-Ended Connection
42
Buzzer Interface
43
Figure 25: Example of Buzzer Implementation
43
Figure 26: LED Driven by the BUZ Output
43
Digital Power Supply for External Devices (VCC)
44
GSM Transmission Activity Status
44
GSM Base Band Activation Indicator
45
External Interrupt
45
Figure 27: ~INTR Driving Example
45
Auxiliary Analog Signals
46
Figure 28: Example of ADC Application
46
GPS Base Band Part
47
GPS Activation Function
47
Without Prior Written Agreement
47
Figure 29: GPS Activation Function Implementation
47
GPS Serial Links
48
Figure 30: Example of RS232 Level Shifter Implementation for GPS UART2
48
Figure 31: Example of RS232 Level Shifter Implementation for GPS UART0
49
Dead Reckoning Interface
50
Figure 32: SPI Interface Implementation for the Dead Reckoning Function
50
Digital Power Supply for External Devices
52
GPS External Interruption
52
GPS Antenna Power Supply
52
RF Part
53
Antenna Connection Possibilities
53
GSM/GPRS Antenna Connection
54
GPS Antenna Connection
55
Figure 33: Block Diagram of the GPS Antenna Connection
55
Figure 34: GPS Reception Jammed by GSM/GPRS Transmission
57
Figure 35: Example of Q2501 Module and GPS Antenna Integrated Application
58
Single Coax Connection
59
4 PCB Design
60
General Rules and Constraints
60
Specific Routing Constraints
60
System Connector
60
Power Supply
60
Figure 36 :Example of Power Supply Routing
60
Figure 37: Burst Simulation Circuit
61
SIM Interface Routing Constraints
62
Audio Circuit Routing Constraints
62
RF Circuit Routing Constraints
63
Figure 38: Appcad Screenshot for Microstrip Design
63
Figure 39: Example of PCB Routing for Pigtail Connection
66
Pads Design
67
Figure 40: Pads Design
67
5 Mechanical Specifications
68
6 EMC and ESD Recommendations
70
7 Firmware Upgrade Requirements
71
8 Embedded Testability
72
Access to the Serial Link
72
Figure 41: GSM UART1 Serial Link Debug Access
72
RF Output Accessibility for Diagnostic
74
Figure 42: Module Connection for RF Measurements
74
9 Manufacturers and Suppliers
75
System Connector
75
SIM Card Reader
75
Microphone
75
Speaker
76
RF Cable
76
GSM Antenna
76
GPS Antenna
77
Buzzer
77
10 Appendix
78
80-Pin PCB Receptacle
79
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