======ow_read======
WMPRO >= 1.0 WMMEGA FW >= 2.0
Read a byte from the OneWire bus
====Description====
int
ow_read ( )
This function will read a single byte from the OneWire bus. This is a low level function allowing custom OneWire operations.
====Parameters====
None
====Return Values====
An integer value of the byte from the bus, or 0 if nothing was available
====Example====
$res=ow_read();
print("Got ".$res." from the OneWire bus.");
?>
====See Also====
[[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