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PIC24E SPI SRMPT bit valid on the TX side only? (phenderson)

I would like to use the SRMPT bit of the SPIxSTAT register while receiving data as a slave.  I'm having difficulties getting it to work as I understand it might.I'm using a PIC24EP512GP204 part as an...

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Re: PIC24E SPI SRMPT bit valid on the TX side only? (Aussie Susan)

Look at Figure 18-1 on page 266 of the data sheet and you will see how this works.Basically the SPIxBUF is a "front" for several registers - when you write to the register, the value is transferred to...

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Re: PIC24E SPI SRMPT bit valid on the TX side only? (phenderson)

Thank you Susan for your response. As mentioned in my post, the data transfer routine was for debugging only.  I did not go into the details of the actual application.  However, to answer your...

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Re: PIC24E SPI SRMPT bit valid on the TX side only? (Aussie Susan)

When you say the "master turns on and off" do you mean that it powers down? If so, then you  could use that (inverted!) as the "chip select" for the slave because if the \CS\ does not stay low for the...

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Re: PIC24E SPI SRMPT bit valid on the TX side only? (phenderson)

Susan, I greatly appreciate your assistance.  Yes, if I could only change the master design.  :-) The timer/reset work around appears to be working sufficiently well.  I'm able to take in data...

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PIC24E SPI SRMPT bit valid on the TX side only? (phenderson)

I would like to use the SRMPT bit of the SPIxSTAT register while receiving data as a slave.  I'm having difficulties getting it to work as I understand it might.I'm using a PIC24EP512GP204 part as an...

View Article

Re: PIC24E SPI SRMPT bit valid on the TX side only? (Aussie Susan)

Look at Figure 18-1 on page 266 of the data sheet and you will see how this works.Basically the SPIxBUF is a "front" for several registers - when you write to the register, the value is transferred to...

View Article

Re: PIC24E SPI SRMPT bit valid on the TX side only? (phenderson)

Thank you Susan for your response. As mentioned in my post, the data transfer routine was for debugging only.  I did not go into the details of the actual application.  However, to answer your...

View Article


Re: PIC24E SPI SRMPT bit valid on the TX side only? (Aussie Susan)

When you say the "master turns on and off" do you mean that it powers down? If so, then you  could use that (inverted!) as the "chip select" for the slave because if the \CS\ does not stay low for the...

View Article


Re: PIC24E SPI SRMPT bit valid on the TX side only? (phenderson)

Susan, I greatly appreciate your assistance.  Yes, if I could only change the master design.  :-) The timer/reset work around appears to be working sufficiently well.  I'm able to take in data...

View Article
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