From: Eric K. <eek...@ps...> - 2005-11-27 05:02:08
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I'm going to develop a driver for a Rae Systems chem sensor. The sensor responds to a character sent to its serial port, and returns its current state in a character string, specifically 5 numbers of 5 characters each with leading zeros. Looking through the interfaces, the only one that made any sense was the AIO interface. My thought is that I will set up an endless loop that asks for a reading and then reads the values from the sensors. Is there a good example driver that will help me? Thanks, Eric |
From: Brian G. <br...@ge...> - 2005-12-06 17:19:04
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On Nov 27, 2005, at 2:02 PM, Eric Keller wrote: > > I'm going to develop a driver for a Rae Systems chem sensor. The > sensor > responds to a character sent to its serial port, and returns its > current state > in a character string, specifically 5 numbers of 5 characters each > with leading > zeros. Looking through the interfaces, the only one that made any > sense was > the AIO interface. > > My thought is that I will set up an endless loop that asks for a > reading and > then reads the values from the sensors. Is there a good example > driver that > will help me? The garminnmea driver (in server/drivers/gps) might be a good template. It looks like a lot of code, but most of it parses the data coming from the gps unit. And you can ignore the socket- handling stuff. brian. |