Manuais de utilizador para SAGEMCOM BROADBAND SAS HILO3G

índice analítico

• OVERVIEW

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• Document Objectives

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• Reference Documents

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• Document Modifications

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• Conventions

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• 2. Block Diagram

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• 3. Functional Integration

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• How to connect a SIM card

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• Connect Audio

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• PCM Digital Audio

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• Analog Audio

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• 3.2.2.1 Microphone Note

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• 3.2.2.2 Note for Speaker

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• 3.2.2.3 Recommended Microphone Characteristics

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• 3.2.2.4 Recommended Speaker Characteristics

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• PWM

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• PWM for Buzzer connection

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• Network LED

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• Power Requirements

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• UART

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• Complete V24—Connection HiLo3G -host

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• Complete V24 Interface with PC

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• Partial V24 (RX-TX-RTS-CTS)—Connection HiLo3G -host

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• Partial V24 (RX-TX)—Connection HiLo3G -host

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• GPIO

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• ADC

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• Backup Battery

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• Backup Battery Function Feature

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• Charge by Internal HiLo3G Charging Function

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• Backup Battery Technology

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• 3.8.3.1 Capacitor Battery

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• USB

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• 4. Power Management

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• Power Modes

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• Module Power up

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• PWON Power up

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• 4.2.1.1 IO DC Presence before Power on

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• Power on and Sleep Diagrams

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• Module Power off

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• UART Interface

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• USB Interface

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• Sleep Mode

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• 5. ESD & EMC Recommendation

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• Handling HiLo3G

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• ESD Recommendations

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• Avoid ESD

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• EMC recommendations

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• 6. Radio Integration

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• Antenna Connection

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• Antenna Connector

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• Spring Contact

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• Antenna Notice

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• Ground Link Area

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• Layout

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• Mechanical Surrounding

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• Other Recommendation—test for production/design

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• 7. Audio Integration

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• Mechanical integration and acoustics

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• Electronics and layout

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• 8. Recommendations on layout of customer‘s board

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• General recommendations on layout

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• Ground

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• 8.1.1.1 Ground layout guidelines

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• 8.1.1.2 Digital ground

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• 8.1.1.3 Analog/RF ground

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• Power supplies

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• Clocks

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• Data bus and other signals

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• Radio

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• Audio

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• Shielding

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• Example of layout for customer‘s board

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• 9. Label

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• Figure 1: HiLo3G module Block diagram

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• Figure 2: HiLo3G module connector side

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• Figure 3: HiLo3G module back side

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• Figure 4: SIM Card signals

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• Figure 5: EMC and ESD protection components close to SIM

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• Figure 6: Serial resistors for protection of long SIM bus lines

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• Figure 7: Primary PCM mode timing parameter

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• Figure 8: Auxiliary PCM mode timing parameter

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• Figure 9: Analog audio connections

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• Figure 10: Filter and ESD protection for microphone

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• Figure 11: Filter and ESD protection for 32 ohms speaker

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• Figure 12: Example of D class TPA2010D1 1Watt audio amplifier connections

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• Figure 13: Microphone performance requirements

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• Figure 14: Speaker performance requirements

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• Figure 15: Buzzer connection

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• Figure 16: Network LED connection

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• Figure 17: Complete V24 connection between the HiLo3G and the host

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• Figure 18: C

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• Figure 19: Connection to a data cable

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• Figure 20: Partial V24 connection (4 wires) between HiLo3G and host

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• Figure 21: Partial V24 connection (2 wires) between HiLo3G and host

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• Figure 22: Programmable GPIO configurations

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• Figure 23: Backup battery or 10μF capacitor internally charged

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• Figure 24: Power on sequence

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• Figure 25: Power off sequence

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• Figure 26: Diagram for the power on

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• Figure 27: Diagram for the sleep mode

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• Figure 28: Power off sequence for PWON, VGPIO and CTS

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• Figure 29: Antenna connection reference

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• Figure 30: Spring contact reference

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• Figure 31: Ground HiLo3G to customer board

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• Figure 32: Layout of audio differential signals on a layer n

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• Figure 33: Adjacent layers of audio differential signals

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• Figure 34: Reference 6 layers PCB stack

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