SDA has a pullup, SCL does not and requires a pullup for I2C mode.
-Joe On 12/7/06, R. Steve McKown <[EMAIL PROTECTED]> wrote:
On Thursday 07 December 2006 08:42 am, Matteo Andretto wrote: > I thought that in TmoteSky pull-up resistor was already connect. > I am too optimistic? I think so. ;^) The good folks at MoteIV have the schematic for the TMote Sky in the data sheet, and on a cursory glance I don't see pull-ups. This actually makes sense, since the I2C and SPI busses share pins, and if not running I2C there's no good reason for pullups on those lines. Steve _______________________________________________ Tinyos-help mailing list [email protected] https://mail.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
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