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MKRNB : NBUDP.read()

Description

Reads UDP data from the specified buffer. If no arguments are given, it will return the next character in the buffer.

This function can only be successfully called after NBUDP.parsePacket().

Syntax

NBUDP.read();
NBUDP.read(buffer, len);

Parameters

buffer: buffer to hold incoming packets (char*)
len: maximum size of the buffer (int)

Returns

  • b: the characters in the buffer (char)
  • size: the size of the buffer
  • -1: if no buffer is available

See Also

Reference Home

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