[Voyage-linux] Re: (2nd try, does anyone know if...) Track record, with Alix brds & 2 things: GPIO & I2C

Rui Pedro Bernardino (spam-protected)
Tue Jun 17 17:54:57 HKT 2008


Hi Michael,

Well, I've used i2c on the *WRAP* boards without any problems; I figure 
the Alix should be similar. The i2c bus itself will be probably 
detected, but you should check what kind of i2c chips are supported by 
linux (eg, check 
http://www.gelato.unsw.edu.au/lxr/source/drivers/i2c/chips/).
I've used a PCF8574 based board to control a industrial signal tower 
with excelent results; after the 'insmod pcf8574', I just 'echo' the 
binary value into '/sys/bus/i2c/devices/0-0020/write' to directly 
control the output.

regards,
RB





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