please dont rip this site

PIC Micro Controller C Input / Output Routine

SPI Setup

by Peter Schutz

void init_spi_communication ( void )
 {
  TRISC4 = 1;   //SPI Slave In
  TRISC5 = 0;   //SPI Slave Out
  TRISC3 = 1;   //SPI Slave CLK In
  TRISA5 = 1;   //SPI SS Enabled In, used for other purpose then SPI
     SMP = 0;   //SPI slave mode
   SSPEN = 1;   //SPI port pins enabled
   SSPM0 = 0;   //Slave Mode SS pin Disabled
   SSPM1 = 0;
   SSPM2 = 1;
   SSPM3 = 0;
     CKP = 1;   //Clock idle is high
     CKE = 0;   //Data on rising edge
 }

void main ( void )
 {
  hardware_init();
  initialize ();
  init_spi_communication ();    // Initialization of SPI
  SSPBUF = 0x00;                        // Clear SPI receive buffer
  SSPIE = 1;                      // Enable interrupt on SPI receiving
  PEIE = 1;                             // Enable peripherial interrupt(For
SPI)
  ei();                         // Global interrupt enable
  asm("sleep");                 // Going to sleep
  while (1)
   ;
 }

Questions:

Comments:


file: /Techref/microchip/language/C/spiinit.htm, 2KB, , updated: 2010/2/20 12:31, local time: 2024/3/29 05:49, owner: LFMS-HTX-TA1,
TOP NEW HELP FIND: 
35.153.156.108:LOG IN

 ©2024 These pages are served without commercial sponsorship. (No popup ads, etc...).Bandwidth abuse increases hosting cost forcing sponsorship or shutdown. This server aggressively defends against automated copying for any reason including offline viewing, duplication, etc... Please respect this requirement and DO NOT RIP THIS SITE. Questions?
Please DO link to this page! Digg it! / MAKE!

<A HREF="http://massmind.org/Techref/microchip/language/C/spiinit.htm"> SPI communication init</A>

After you find an appropriate page, you are invited to your to this massmind site! (posts will be visible only to you before review) Just type a nice message (short messages are blocked as spam) in the box and press the Post button. (HTML welcomed, but not the <A tag: Instead, use the link box to link to another page. A tutorial is available Members can login to post directly, become page editors, and be credited for their posts.


Link? Put it here: 
if you want a response, please enter your email address: 
Attn spammers: All posts are reviewed before being made visible to anyone other than the poster.
Did you find what you needed?

 

Welcome to massmind.org!

 

Welcome to massmind.org!

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

  .