[CANBus]
Description
Function to check whether there are data to read from the CAN interface’s FIFO buffer.
Syntax
CAN.available()
Parameters
None
Returns
Number of byte of data to read from the FIFO buffer.
Examples
#include <CANBus.h>
unsigned char ch;
void setup() {
Serial.begin(115200);
CAN.begin(CAN_500KBPS);
}
void loop() {
if (CAN.requestFrom() > 0) // Check to see whether data is read
{
while (CAN.available() > 0) // Check FIFO to see whether there are data to be read
{
ch = CAN.read(); // Read data from FIFO
Serial.print(ch); // Output data content
Serial.print("\t");
}
Serial.println();
}
}See also
- requestFrom()
- read()
Libraries Reference Home
The text of the 86Duino reference is a modification of the Arduino reference and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.
