udpRcvFromArray
Description
This function receives an array of bytes.
Arguments
Input
| En | Description | Execute the function |
| Data type | BOOL | |
| Range | [0,1] | |
| Unit | N/A | |
| Default | — | |
| sock | Description | Socket number, return value from udpCreate |
| Data type | DINT | |
| Range | [0,+65535] | |
| Unit | N/A | |
| Default | — | |
| nb | Description | Number of bytes to be transferred |
| Data type | DINT | |
| Range | [0,+65535] | |
| Unit | N/A | |
| Default | — | |
| add[] | Description | Array which contains information about the server |
| Data type | USINT | |
| Range | [0,32] | |
| Unit | N/A | |
| Default | — | |
| data[] | Description | Array of bytes to be transferred |
| Data type | USINT | |
| Range | [0,+65535] | |
| Unit | N/A | |
| Default | — |
Output
| OK | Description | Returns true when the function successfully executes. See Function - General rules. |
| Data type | BOOL | |
| Unit | N/A | |
| Q | Description | Number of bytes received |
| Data type | DINT | |
| Unit | N/A |
Examples
Structured Text
BytesReceived := udpRcvFromArray(Socket_Number,nb,add,FrameIn networking dialect, a message is called a frame);
Ladder Diagram
Function Block Diagram





