----- Original Message ----- 
From: "John Waters" <john_fm_waters@hotmail.com>
To: <piclist@mit.edu>
Sent: Thursday, April 03, 2008 6:16 PM
Subject: [PIC]: What is SPI Mode for PIC USART Synchronous Master 
transmission


>
> Hi All,
>
> I'm using the USART of a PIC18F8520 for Synchronous Master transmission. I 
> was told that PIC supports the different SPI Modes (I need my PIC to 
> operate in mode 3). However, I didn't find anything about how to configure 
> PIC to operate in SPI mode 3 in the datasheet.
>
> My question was:-1. What is SPI mode 3 (any link I can get the details?) 
> 2. How to configure mode 3?3. When I use an oscilloscope to look at the 
> Clock and data lines, how to tell what mode my PIC is running on? Could 
> that be from the relative position of the edges of clock and data?
>
> Thanks in advance!
>

John,

This link has some information that may help:
http://ww1.microchip.com/downloads/en/devicedoc/spi.pdf

Richard



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