You are here: CSP API Reference > 1 EXS & SwitchKit API Messages > Synchronization Priority List Query 0x0081

Synchronization Priority List Query 0x0081

SwitchKit Name

SynchPriorityQuery

Type

EXS API and SwitchKit API message

Description

Synchronization Priority List Query 0x0081

This message is used to query the system’s clock source priority list, and the source currently in use.

Sent by

Host

SwitchKit Code

C Structure

typedef struct {

} XL_SynchPriorityQuery;

C Structure Response

typedef struct {

unsigned short Status;

UBYTE CurrentMode;

UBYTE Priority1Mode;

UBYTE Priority2Mode;

UBYTE Priority3Mode;

UBYTE Priority4Mode;

UBYTE Priority5Mode;

} XL_SynchPriorityQueryAck;

C++ Class

class XLC_SynchPriorityQuery : public XLC_OutboundMessage {

public:

};

C++ Class Response

class XLC_SynchPriorityQueryAck : public XLC_AcknowledgeMessage {

public:

unsigned short getStatus() const;

void setStatus(unsigned short x);

UBYTE getCurrentMode() const;

void setCurrentMode(UBYTE x);

UBYTE getPriority1Mode() const;

void setPriority1Mode(UBYTE x);

UBYTE getPriority2Mode() const;

void setPriority2Mode(UBYTE x);

UBYTE getPriority3Mode() const;

void setPriority3Mode(UBYTE x);

UBYTE getPriority4Mode() const;

void setPriority4Mode(UBYTE x);

UBYTE getPriority5Mode() const;

void setPriority5Mode(UBYTE x);

};

EXS API Hex Format

MESSAGE (White) | RESPONSE (Gray)
Byte | Field Description | Byte | Field Description
0 | Frame (0xFE) | 0 | Frame (0xFE)
1, 2 | Length (0x0005) | 1, 2 | Length (0x000D)
3, 4 | Message Type (0x0081) | 3, 4 | Message Type (0x0081)
5 | Reserved (0x00) | 5 | Reserved (0x00)
6 | Sequence Number | 6 | Same Sequence Number
7 | Logical Node ID | 7 | Logical Node ID
8 | Checksum | 8, 9 | Status MSB, LSB
| Response continued below.
10 | Current Synchronization Mode 0x01 Primary Reference Clock Signal 0x02 Secondary Reference Clock Signal 0x03 Primary Loop Clock Signal 0x04 Secondary Loop Clock Signal 0x05 Free Running Clock Signal
11 | Priority 1 Synchronization Mode 0x01 Primary Reference Clock Signal 0x02 Secondary Reference Clock Signal 0x03 Primary Loop Clock Signal 0x04 Secondary Loop Clock Signal 0x05 Free Running Clock Signal
12 | Priority 2 Synchronization Mode 0x01 Primary Reference Clock Signal 0x02 Secondary Reference Clock Signal 0x03 Primary Loop Clock Signal 0x04 Secondary Loop Clock Signal 0x05 Free Running Clock Signal
13 | Priority 3 Synchronization Mode 0x01 Primary Reference Clock Signal 0x02 Secondary Reference Clock Signal 0x03 Primary Loop Clock Signal 0x04 Secondary Loop Clock Signal 0x05 Free Running Clock Signal
14 | Priority 4 Synchronization Mode 0x01 Primary Reference Clock Signal 0x02 Secondary Reference Clock Signal 0x03 Primary Loop Clock Signal 0x04 Secondary Loop Clock Signal 0x05 Free Running Clock Signal
15 | Priority 5 Synchronization Mode 0x01 Primary Reference Clock Signal 0x02 Secondary Reference Clock Signal 0x03 Primary Loop Clock Signal 0x04 Secondary Loop Clock Signal 0x05 Free Running Clock Signal
16 | Checksum

A computer, attached to the Excel platform through an RS-232 or Ethernet link, from which you run the telecommunications application that controls the Excel platform.
A group of data bits in a specific format, with a flag at each end to indicate the beginning and the end of the frame.
Most Significant Bit
Least Significant Bit