I had not been to a computer show featuring RISC OS for a few years so when I found out that there was to be one in Portsmouth I made sure I was available. The last time I had been to a show that featured RISC OS was the Acorn User show at Wembley Exhibition Hall in 1992 and I was not sure what to expect. Things have certainly changed during the last 21 years and Acorn no longer exist as a company but their legacy lives on in the ARM processor and RISC OS. Continue reading RISC OS Portsmouth Show 28th September
Using four different RS485 serial ports to communicate with four data acquisition devices, each with four channels it should be possible to sent commands to the each device in turn while waiting for a response from the first. This will greatly reduce the time required to poll all channels. So why is it taking over 40 seconds for all channels on all ports when it takes less than 10 seconds to poll all channels on one device. LabVIEW should be able to run each port in a separate thread.