[ts-7000] Re: SSP SPI on TS-7400

["pakorn_0608" <>]

--- In  "pakorn_0608" <> wrote:
>
> I use SPI on TS-7400 and i found some problem on it.
> 
> I write data to SSPDR and then read SSPDR back.
> 
> It's some thig like this
> 
> write_to_SSPDR(0xXXXX);
> rawdata[0] = read_SSPDR();
> 
> write_to_SSPDR(0xXXXX);
> rawdata[1] = read_SSPDR();
> 
> write_to_SSPDR(0xXXXX);
> rawdata[2] = read_SSPDR();
> 
> write_to_SSPDR(0xXXXX);
> rawdata[3] = read_SSPDR();
> 
> write_to_SSPDR(0xXXXX);
> rawdata[4] = read_SSPDR();
> 
> I use oscilloscope 2 channel to moniter CLK, SSPTX , SSPRX , data out from 
> SPI device is correct on timing.
> But when i printf data to show, It have a problem.
> rawdata[0] is zero, 
> rawdata[1] is data on timing of rawdata[0],
> rawdata[2] is data on timing of rawdata[1],
> ...etc
> 
> Any suggest to help me?
> Thank you .
>

Ok I found the way to solve this problem and happy with SPI now.






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