AT Command Summary Tables

Table 11. Voice DTE←DCE Character Pairs (Continued)

Response

Hex Code

Function

 

 

 

f

66

Data answer detected (2225 Hz)

 

 

 

R

52

Incoming ring

 

 

 

% ‘ (,)

25, 26, 27, 28, 29

Manufacturer-specified

 

 

 

Table 12. Dial Modifiers

Command

Function

 

 

0 to 9

Dialing digits

 

 

A, B, C, D, *, #

Tone dial characters

 

 

P

Pulse dial

 

 

R

Reverse Originate mode

 

 

S=n

Dial NVRAM telephone number

 

 

T

Tone dial

 

 

W

Wait for dial tone

 

 

,

Pause

 

 

!

Flash hook

 

 

@

Wait for quiet answer

 

 

;

Return to command state

 

 

- ( )

Ignored by modem

 

 

Table 13. S-Register Summary

Note

Register

Function

Default

Range

Units

Reported by &Vn

 

 

 

 

 

 

 

*

S0

No. of rings to auto-answer on

0

0–255

ring

yes

 

 

 

 

 

 

 

 

S1

Ring count

0

0–255

ring

yes

 

 

 

 

 

 

 

*

S2

Escape character

43

0–127

ASCII

yes

 

 

 

 

 

 

 

 

S3

Carriage return character

13

0–127

ASCII

yes

 

 

 

 

 

 

 

 

S4

Line feed character

10

0–127

ASCII

yes

 

 

 

 

 

 

 

 

S5

Backspace character

8

0–32, 127

ASCII

yes

 

 

 

 

 

 

 

*

S6

Wait before dialing

2

2–255

second

yes

 

 

 

 

 

 

 

*

S7

Wait for carrier

60

1–255

second

yes

 

 

 

 

 

 

 

*

S8

Pause time for dial modifier

2

0–255

second

yes

 

 

 

 

 

 

 

*

S9

Carrier recovery time

6

1–255

0.1 second

yes

 

 

 

 

 

 

 

*

S10

Lost carrier hang up delay

14

1–255

0.1 second

yes

 

 

 

 

 

 

 

*

S11

DTMF dialing speed

70

50–255

ms

yes

 

 

 

 

 

 

 

*

S12

Guard Time

50

0–255

(0.02 second)

yes

 

 

 

 

 

 

 

*

S14

Bit-mapped options

138

–

–

no

 

 

 

 

 

 

 

* Value saved in NVRAM.

24

536EX Chipset Developer’s Manual

Intel Confidential

Page 23 Page 25
Page 24
Image 24
Intel 537EX manual Dial Modifiers, Register Summary, Register Function Default Range Units Reported by &Vn, Ascii
Page 23 Page 25

537EX specifications

The Intel 537EX is a powerful and innovative embedded processor designed for a range of applications, particularly in the fields of industrial automation, telecommunications, and transport management systems. This processor is a member of Intel's embedded product line, tailored specifically to meet the demands of systems that require high reliability and long lifecycle support.

One of the main features of the Intel 537EX is its multi-core architecture, which enables efficient parallel processing capabilities. This allows for the execution of multiple tasks simultaneously, significantly improving overall system performance. The processor also incorporates Intel’s advanced power management technology, which ensures that the device consumes energy efficiently, enhances thermal performance, and prolongs the lifespan of the system.

The Intel 537EX supports a range of connectivity options, including high-speed Ethernet and Serial ATA interfaces. This ensures that it can easily integrate into existing systems, seamlessly supporting applications that require robust data transfer capabilities. Additionally, the processor is equipped with multiple I/O ports, facilitating the connection of various peripherals and sensors, which is crucial in industrial applications.

One of the standout technologies within the Intel 537EX is its support for hardware virtualization. This feature allows for the creation of multiple virtual environments within a single physical structure, optimizing resource utilization and enhancing system flexibility. Additionally, Intel’s integrated security technologies provide a significant layer of protection against potential threats, ensuring that embedded systems remain secure.

Another characteristic of the Intel 537EX is its extensive software support, which includes compatibility with various operating systems and development environments. This versatility makes it an attractive choice for developers looking to build or upgrade their embedded systems. With access to Intel's comprehensive software tools, developers can quickly optimize applications to take full advantage of the processor's capabilities.

The Intel 537EX also boasts excellent thermal performance, allowing it to operate efficiently in harsh environments. This is crucial for embedded applications in industrial settings where temperature fluctuations are common. Overall, the Intel 537EX is engineered to deliver high-performance processing power, superior connectivity, and enhanced security, solidifying its position as a reliable choice for demanding embedded applications.
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