Blog Archive for August 29, 2013

PICAXE Interrupts & Rain Gauge

August 29, 2013

The PICAXE can be configured to look for an interrupt. This will cause it to stop whatever it is processing, jump away using GOSUB, and then RETURN back to what it was doing before.

This is done using the setint command. This takes two binary numbers, the first is …

Read Temperature with PICAXE and DB18B20

August 29, 2013

I wanted to read the temperature using a DB18B20 temperature sensor connected to a PICAXE 8M2+, and then transmit this temperature to a computer using a URF/ERF pair.

Circuit

The ERF was configured as explained in http://drumcoder.co.uk/blog/2013/aug/22/picaxe-urferf-hello-world-ubuntu/

There was an LED connected to the PICAXE on C.1

The DB18B20 has …