WMPRO >= 1.0 WMMEGA FW >= 2.0

Read a byte from the OneWire bus

This function will read a single byte from the OneWire bus. This is a low level function allowing custom OneWire operations.

None

An integer value of the byte from the bus, or 0 if nothing was available

<?
  $res=ow_read();
  print("Got ".$res." from the OneWire bus.");
?>

ow_first() - Initiate a OneWire bus scan and return the address of the first device found

ow_next() - Return the address of the next OneWire device found (after an ow_first)

ow_read_temp() - Read a temperature from a device on the OneWire bus

ow_reset() - Reset the OneWire bus

ow_write() - Write a byte to the OneWire bus