Integrator’s Reference Manual

Typical Modem Initialization Strings

Table 5-5 summarizes some typical GSP-1620 modem initialization strings discussed in this chapter and Chapter 4.

For complete details about these and other initialization strings, see Chapter 6, AT Command Reference.

Table 5-5. Sample Typical Modem Initialization Strings

To do this...

Send these

Where to find more

 

commands or strings

information

 

 

 

Default all modem settings

ATZ

Reset to Default

 

 

Configuration (Z) on page

 

 

6-15

 

 

 

Make a packet data call

ATD#777

Dial (D) on page 6-20

 

 

 

Make an asynchronous data

ATD<phone number>

Dial (D) on page 6-20

call

 

 

 

 

 

Make a Markov test call

ATD#627568

Dial (D) on page 6-20

 

 

 

Make a Loopback test call

ATD#56672225

Dial (D) on page 6-20

 

 

 

Hang up a packet data call

ATH

Hook Control (H) on page 6-22

and end dormant mode; or

 

 

hang up an asynchronous

 

 

data call

 

 

 

 

 

Hang up a packet data call

ATH777

Hook Control (H) on page 6-22

but leave dormant mode

 

 

active; or hang up an

 

 

asynchronous data call

 

 

 

 

 

Check modem status

AT$QCSTATUS

Service Status ($QCSTATUS)

(Globalstar service, signal

 

on page 6-62

strength, registration,

 

 

current call state and so on)

 

 

 

 

 

Set up dormant mode (with a

AT&C0

DCE Received Line Signal

20-second timeout value)

AT+CTA=20

Detector Behavior (&C) on

 

 

page 6-16;Set Dormant Mode

 

 

Timeout Value (+CTA) on

 

 

page 6-49

 

 

 

Enable SMS Alerting

AT$QCSMSA

SMS Alert ($QCSMSA) on

 

 

page 6-57

 

 

 

Read SMS messages

AT$QCSMSP

SMS Print ($QCSMSP) on

 

 

page 6-52

 

 

 

5-36

80-99208-1 Rev. D

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Qualcomm GSP-1620 specifications Sample Typical Modem Initialization Strings
Page 102 Page 104

GSP-1620 specifications

Qualcomm GSP-1620 is a powerful, cutting-edge SoC (System on Chip) that is tailored for the demands of modern mobile and embedded applications. Designed to deliver high performance, energy efficiency, and advanced connectivity, the GSP-1620 stands out in the competitive landscape of processor solutions.

One of the main features of the GSP-1620 is its multi-core architecture, which facilitates simultaneous processing of multiple tasks. This architecture ensures enhanced multitasking capabilities, allowing devices to run complex applications smoothly without compromising performance. The GSP-1620 integrates Qualcomm's latest Kryo CPU technology, which optimizes performance while maintaining lower power consumption.

The GSP-1620 excels in graphics performance, powered by Adreno GPU technology. This integration enables rich visual experiences, making it ideal for gaming, augmented reality, and immersive multimedia applications. The GPU's capabilities allow for high frame rates and stunning graphics, ensuring that users enjoy a premium visual experience.

In terms of connectivity, the GSP-1620 supports advanced wireless technologies, including 5G, Wi-Fi 6, and Bluetooth 5. With these capabilities, users can expect ultra-fast data speeds, low latency, and improved networking performance. The integration of Qualcomm’s Snapdragon X55 modem enhances the SoC's capability to deliver seamless connectivity in various environments, whether indoors or outdoors.

Moreover, the GSP-1620 features cutting-edge AI and machine learning capabilities, enabled by Qualcomm’s Hexagon DSP technology. This allows for efficient processing of AI tasks, supporting functionalities such as voice recognition, image processing, and real-time translation. It makes the GSP-1620 suitable for applications in smart devices, automotive solutions, and industrial IoT.

Security is a priority in the design of the GSP-1620. The SoC incorporates hardware-based security features that protect sensitive data and applications, ensuring robust defense against cyber threats. This is vital for applications requiring high levels of security, such as mobile payments and confidential communications.

Lastly, the GSP-1620 is designed with scalability in mind. Its modular architecture allows manufacturers to customize the chipset according to specific needs, making it a versatile solution for a broad range of devices, from smartphones and tablets to wearables and embedded systems.

In summary, Qualcomm GSP-1620 combines high-performance processing, advanced graphics capabilities, sophisticated connectivity options, AI support, and robust security features. With these characteristics, it sets a new standard for mobile and embedded platforms, driving innovation in a variety of industries.
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