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User Manuals: Cinterion MC75i EDGE 2G Module
Manuals and User Guides for Cinterion MC75i EDGE 2G Module. We have
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Cinterion MC75i EDGE 2G Module manual available for free PDF download: Hardware Interface Description
Cinterion MC75i Hardware Interface Description (122 pages)
Brand:
Cinterion
| Category:
Control Unit
| Size: 2 MB
Table of Contents
Table of Contents
3
Document History
8
1 Introduction
10
Related Documents
10
Terms and Abbreviations
10
Regulatory and Type Approval Information
14
Directives and Standards
14
Table 1: Directives
14
Table 2: Standards of North American Type Approval
14
Table 3: Standards of European Type Approval
14
Table 4: Requirements of Quality
15
Table 5: Standards of the Ministry of Information Industry of the
15
SAR Requirements Specific to Portable Mobiles
16
Table 6: Toxic or Hazardous Substances or Elements with Defined Concentration Limits
16
Safety Precautions
17
2 Product Concept
18
Key Features at a Glance
18
Mc75I System Overview
21
Figure 1: Mc75I System Overview
21
Circuit Concept
22
Figure 2: Mc75I Block Diagram
22
3 Application Interface
23
Operating Modes
24
Table 7: Overview of Operating Modes
24
Power Supply
25
Minimizing Power Losses
25
Measuring the Supply Voltage VBATT
26
Monitoring Power Supply by at Command
26
Figure 3: Power Supply Limits During Transmit Burst
26
Figure 4: Position of the Reference Points BATT+ and GND
26
Power up / Power down Scenarios
27
Turn on Mc75I
27
Turn on Mc75I Using Ignition Line IGT
27
Figure 5: Powerup with Operating Voltage at BATT+ Applied before Activating IGT
28
Figure 6: Powerup with IGT Held Low before Switching on Operating Voltage at BATT
29
Configuring the IGT Line for Use as ON/OFF Switch
30
Turn on Mc75I Using the VCHARGE Signal
30
Figure 7: Timing of IGT if Used as ON/OFF Switch
30
Reset Mc75I Via AT+CFUN Command
31
Reset or Turn off Mc75I in Case of Emergency
31
Using EMERG_OFF Signal to Reset Application(S) or
31
External Device(S)
31
Signal States after Startup
32
Table 8: Signal States
32
Turn off Mc75I
34
Turn off Mc75I Using at Command
34
Figure 8: Signal States During Turn-Off Procedure
35
Turn On/Off Mc75I Applications with Integrated USB
36
Automatic Shutdown
36
Thermal Shutdown
37
Table 9: Temperature Dependent Behavior
37
Deferred Shutdown at Extreme Temperature Conditions
38
Undervoltage Shutdown
38
Overvoltage Shutdown
39
Automatic GPRS Multislot Class Change
40
Charging Control
41
Hardware Requirements
41
Software Requirements
41
Battery Pack Requirements
42
Figure 9: Battery Pack Circuit Diagram
42
Batteries Tested for Use with Mc75I
43
Table 10: Specifications of Battery Packs Suited for Use with Mc75I
43
Charger Requirements
44
Implemented Charging Technique
44
Operating Modes During Charging
45
Table 11: at Commands Available in Charge-Only Mode
45
Table 12: Comparison Charge-Only and Charge Mode
46
Power Saving
47
Network Dependency of SLEEP Modes
47
Figure 10: Power Saving and Paging
47
Timing of the Ctsx Signal in CYCLIC SLEEP Mode 7
48
Timing of the Rtsx Signal in CYCLIC SLEEP Mode 9
48
Figure 11: Timing of Ctsx Signal (if CFUN= 7)
48
Figure 12: Timing of Rtsx Signal (if CFUN = 9)
48
Summary of State Transitions (Except SLEEP Mode)
49
Table 13: State Transitions of Mc75I (Except SLEEP Mode)
49
RTC Backup
50
Figure 13: RTC Supply from Capacitor
50
Figure 14: RTC Supply from Rechargeable Battery
50
Figure 15: RTC Supply from Non-Chargeable Battery
50
SIM Interface
51
Table 14: Signals of the SIM Interface (Board-To-Board Connector)
51
Serial Interface ASC0
52
Figure 16: Serial Interface ASC0
52
Table 15: DCE-DTE Wiring of ASC0
53
Serial Interface ASC1
54
Table 16: DCE-DTE Wiring of ASC1
54
Figure 17: Serial Interface ASC1
54
USB Interface
55
Figure 18: USB Circuit
55
I 2 C Interface
56
Figure 19: I 2 C Interface Connected to VCC of Application
56
Figure 20: I 2 C Interface Connected to VEXT Line of Mc75I
56
SPI Interface
57
Figure 21: SPI Interface
57
Figure 22: Characteristics of SPI Modes
58
Audio Interfaces
59
Figure 23: Audio Block Diagram
59
Microphone Circuit
60
Single-Ended Microphone Input
61
Figure 24: Single Ended Microphone Input
61
Differential Microphone Input
62
Figure 25: Differential Microphone Input
62
Line Input Configuration with Opamp
63
Figure 26: Line Input Configuration with Opamp
63
Speech Processing
60
Digital Audio Interface (DAI)
64
Figure 27: Differential Loudspeaker Configuration
64
Loudspeaker Circuit
64
Table 17: Configuration Combinations for the PCM Interface
65
Table 18: Overview of DAI Signal Functions
65
Figure 28: Master PCM Interface Application
66
Figure 29: Short Frame PCM Timing
66
Master Mode
66
Figure 30: Long Frame PCM Timing
67
Slave Mode
67
Figure 31: Slave PCM Interface Application
68
Figure 32: Slave PCM Timing, Short Frame Selected
68
Figure 33: Slave PCM Timing, Long Frame Selected
68
Control Signals
69
Synchronization Signal
69
Figure 34: SYNC Signal During Transmit Burst
69
Using the SYNC Line to Control a Status LED
70
Figure 35: LED Circuit (Example)
70
Behavior of the RING0 Line (ASC0 Interface Only)
71
PWR_IND Signal
71
Figure 36: Incoming Voice/Fax/Data Call
71
Figure 37: URC Transmission
71
4 Antenna Interface
72
Antenna Installation
72
Table 19: Return Loss in the Active Band
72
Figure 38: Never Use Antenna Connector and Antenna Pad at the same Time
73
Figure 39: Restricted Area Around Antenna Pad
73
Antenna Pad
74
Suitable Cable Types
74
Antenna Connector
75
Table 20: Product Specifications of Mc75I Antenna Connectors
75
Figure 40: Mechanical Dimensions of Mc75I Antenna Connectors
75
Table 21: Material and Finish of Mc75I Antenna Connectors and Recommended Plugs
76
Figure 41: U.FL-R-SMT Connector with U.FL-LP-040 Plug
76
Figure 42: U.FL-R-SMT Connector with U.FL-LP-066 Plug
76
Figure 43: Specifications of U.FL-LP-(V)-040(01) Plug
77
Table 22: Ordering Information for Hirose U.FL Series
78
5 Electrical, Reliability and Radio Characteristics
79
Absolute Maximum Ratings
79
Table 23: Absolute Maximum Ratings
79
Operating Temperatures
80
Table 24: Board / Battery Temperature
80
Table 25: Ambient Temperature According to IEC 60068-2 (Without Forced Air Circulation)
80
Table 26: Charging Temperature
80
Storage Conditions
81
Table 27: Storage Conditions
81
Reliability Characteristics
82
Table 28: Summary of Reliability Test Conditions
82
Pin Assignment and Signal Description
83
Table 29: Pin Assignment
83
Table 30: Signal Description
84
Power Supply Ratings
91
Table 31: Power Supply Ratings
91
Table 32: Current Consumption During Tx Burst for GSM 850Mhz and GSM 900Mhz
92
Table 33: Current Consumption During Tx Burst for GSM 1800Mhz and GSM 1900Mhz
93
Electrical Characteristics of the Voiceband Part
94
Setting Audio Parameters by at Commands
94
Table 34: Audio Parameters Adjustable by at Commands
94
Audio Programming Model
95
Figure 44: Audio Programming Model
95
Characteristics of Audio Modes
96
Table 35: Voiceband Characteristics (Typical)
96
Voiceband Receive Path
97
Table 36: Voiceband Receive Path
97
Voiceband Transmit Path
99
Table 37: Voiceband Transmit Path
99
Air Interface
100
Table 38: Air Interface
100
Electrostatic Discharge
101
Table 39: Measured Electrostatic Values
101
6 Mechanics
102
Mechanical Dimensions of Mc75I
102
Figure 45: Mc75I- Top View
102
Figure 46: Dimensions of Mc75I (All Dimensions in MM)
103
Mounting Mc75I to the Application Platform
104
Board-To-Board Application Connector
105
Table 40: Technical Specifications of Molex Board-To-Board Connector
105
Figure 47: Molex Board-To-Board Connector 52991-0808 on Mc75I
107
Figure 48: Mating Board-To-Board Connector 53748-0808 on Application
108
7 Sample Application
109
Figure 49: Mc75I Sample Application
110
8 Reference Approval
111
Reference Equipment for Type Approval
111
Figure 50: Reference Equipment for Type Approval
111
Compliance with FCC and IC Rules and Regulations
112
9 Appendix
114
List of Parts and Accessories
114
Table 41: List of Parts and Accessories
114
Table 42: Molex Sales Contacts (Subject to Change)
115
Table 43: Hirose Sales Contacts (Subject to Change)
115
Fasteners and Fixings for Electronic Equipment
116
Fasteners from German Supplier ETTINGER Gmbh
116
Mounting Clip
120
Mounting Advice Sheet
121
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