tools/examples/chibi/transmit/main.c

   1 /**************************************************************************/
   2 /*!
   3     @file     main.c
   4     @author   K. Townsend (microBuilder.eu)
   5
   6     @section LICENSE
   7
   8     Software License Agreement (BSD License)
   9
  10     Copyright (c) 2010, microBuilder SARL
  11     All rights reserved.
  12
  13     Redistribution and use in source and binary forms, with or without
  14     modification, are permitted provided that the following conditions are met:
  15     1. Redistributions of source code must retain the above copyright
  16     notice, this list of conditions and the following disclaimer.
  17     2. Redistributions in binary form must reproduce the above copyright
  18     notice, this list of conditions and the following disclaimer in the
  19     documentation and/or other materials provided with the distribution.
  20     3. Neither the name of the copyright holders nor the
  21     names of its contributors may be used to endorse or promote products
  22     derived from this software without specific prior written permission.
  23
  24     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
  25     EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  26     WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  27     DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
  28     DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  29     (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  30     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  31     ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  32     (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  33     SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34 */
  35 /**************************************************************************/
  36 #include "projectconfig.h"
  37 #include "sysinit.h"
  38
  39 #include "core/gpio/gpio.h"
  40
  41 #if defined CFG_CHIBI
  42   #include <string.h>
  43   #include <stdlib.h>
  44   #include "drivers/chibi/chb.h"
  45   #include "drivers/chibi/chb_drvr.h"
  46 #endif
  47
  48 /**************************************************************************/
  49 /*!
  50     Broadcast a basic message every 250 milliseconds
  51
  52     projectconfig.h settings:
  53     --------------------------------------------------
  54     CFG_CHIBI             -> Enabled
  55     CFG_CHIBI_PROMISCUOUS -> 0
  56     CFG_CHIBI_BUFFERSIZE  -> 128
  57 */
  58 /**************************************************************************/
  59 int main(void)
  60 {
  61   // Configure cpu and mandatory peripherals
  62   systemInit();
  63
  64   // Make sure that projectconfig.h is properly configured for this example
  65   #if !defined CFG_CHIBI
  66     #error "CFG_CHIBI must be enabled in projectconfig.h for this example"
  67   #endif
  68   #if CFG_CHIBI_PROMISCUOUS != 0
  69     #error "CFG_CHIBI_PROMISCUOUS must be set to 0 in projectconfig.h for this example"
  70   #endif
  71
  72   #ifdef CFG_CHIBI
  73     uint32_t counter = 0;
  74     chb_pcb_t *pcb = chb_get_pcb();
  75
  76     while(1)
  77     {
  78       // Enable LED
  79       gpioSetValue (CFG_LED_PORT, CFG_LED_PIN, CFG_LED_ON);
  80       // Create and send the message
  81       char text[10];
  82       counter++;
  83       itoa(counter, text, 10);
  84       chb_write(0xFFFF, text, strlen(text) + 1);
  85       // Disable LED
  86       gpioSetValue (CFG_LED_PORT, CFG_LED_PIN, CFG_LED_OFF);
  87       systickDelay(250);
  88     }
  89   #endif
  90
  91   return 0;
  92 }