| |
Yes, I run my Vector 2X is slave mode using only IC. I don't worry about
missing the last bit since the precision of the heading is only +- 2 deg.
It's very simple to code up.
-Scott
In lugnet.robotics.handyboard, Gary Livick <glivick@pacbell.net> writes:
> I just bought a Vector 2X electronic compass for a project. In looking
> at it the manual, I see that if the 2X is run in slave mode I can clock
> out data from it at my leisure using any digital pins available on the
> Handy Board. This could almost be done in IC, except that the timing
> for retrieving the last bit from the last SCLK signal is only 20
> microseconds, so that makes the driver for clocking the data an assembly
> routine.
>
> On the web site under the contributed software section, there is a
> routine that gathers the data by running the Handy Board in SPI slave
> mode and the 2X in master mode, and capturing the data via SPI
> transfer. The assembly routine is imbedded in the 1000 hz system
> interrupt. I want to do it as outlined above, using a .icb function
> that I can call when I need the data. Has anyone done this yet?
>
> Thanks in advance.
>
>
> Gary Livick
> Tiny HC11 products for your robot
> http://www.teleport.com/~raybutts/
|
|
Message is in Reply To:
 | | Re: Vector 2X driver
|
| I just bought a Vector 2X electronic compass for a project. In looking at it the manual, I see that if the 2X is run in slave mode I can clock out data from it at my leisure using any digital pins available on the Handy Board. This could almost be (...) (27 years ago, 15-Mar-00, to lugnet.robotics.handyboard)
|
10 Messages in This Thread:
 
- Entire Thread on One Page:
- Nested:
All | Brief | Compact | Dots
Linear:
All | Brief | Compact
|
|
|
|
