145 lines
4.9 KiB
C
145 lines
4.9 KiB
C
/****************************************************************************
|
|
* examples/hello/abntcodi_main.c
|
|
*
|
|
* Copyright (C) 2019 Gregory Nutt. All rights reserved.
|
|
* Author: Alan Carvalho de Assis <acassis@gmail.com>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* 3. Neither the name NuttX nor the names of its contributors may be
|
|
* used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include <stdio.h>
|
|
#include <fcntl.h>
|
|
#include <syslog.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "industry/abnt_codi.h"
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Private Functions
|
|
****************************************************************************/
|
|
|
|
void print_abnt_codi(FAR struct abnt_codi_proto_s *proto)
|
|
{
|
|
printf("Seconds missing to end of the active demand: %d\n",
|
|
proto->end_act_dem);
|
|
printf("Current Bill Indicator: %d\n", proto->bill_indicator);
|
|
printf("Reactive Interval Indicator: %d\n", proto->react_interval);
|
|
printf("Capacitive Reactive Pulses are used to calculate consumption: %s\n",
|
|
boolstr(proto->react_cap_pulse));
|
|
printf("Inductive Reactive Pulses are used to calculate consumption: %s\n",
|
|
boolstr(proto->react_ind_pulse));
|
|
printf("Segment type: %s\n",
|
|
proto->segment_type == SEGMENT_PEEK ? "PEEK" :
|
|
proto->segment_type == SEGMENT_OUT_PEEK ? "OUT OF PEEK" :
|
|
proto->segment_type == SEGMENT_RESERVED ? "RESERVED" : "UNKNOWN");
|
|
printf("Charges type: %s\n",
|
|
proto->charge_type == CHARGES_BLUE ? "BLUE" :
|
|
proto->charge_type == CHARGES_GREEN ? "GREEN" :
|
|
proto->charge_type == CHARGES_IRRIGATORS ? "IRRIGATORS" : "OTHERS");
|
|
printf("Number of Active pulses since the beginning of current demand: %d\n",
|
|
proto->pulses_act_dem);
|
|
printf("Number of Reactive pulses since beginning of current demand: %d\n",
|
|
proto->pulses_react_dem);
|
|
}
|
|
|
|
/****************************************************************************
|
|
* abntcodi_main
|
|
****************************************************************************/
|
|
|
|
int main(int argc, FAR char *argv[])
|
|
{
|
|
FAR struct abnt_codi_proto_s *proto;
|
|
int fd;
|
|
int cnt;
|
|
int ret;
|
|
uint8_t byte;
|
|
uint8_t data[8];
|
|
|
|
/* Allocate memory to protocol struct */
|
|
|
|
proto = malloc(sizeof(struct abnt_codi_proto_s));
|
|
if (!proto)
|
|
{
|
|
printf("Failed to allocate memory to abnt_codi_proto_s!\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
/* Open the serial port used to read ABNT CODI (Baudrate: 110bps) */
|
|
|
|
fd = open("/dev/ttyS1", O_RDONLY);
|
|
if (fd < 0)
|
|
{
|
|
printf("Unable to open file /dev/ttyS1\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
/* Run forever */
|
|
|
|
for (; ; )
|
|
{
|
|
/* Read until we complete a sequence of 8 bytes */
|
|
|
|
cnt = 0;
|
|
do
|
|
{
|
|
ret = read(fd, &byte, 1);
|
|
if (ret != 1)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
data[cnt++] = byte;
|
|
}
|
|
while (cnt < 8);
|
|
|
|
/* Parse the received data */
|
|
|
|
if (abnt_codi_parse(data, proto))
|
|
{
|
|
print_abnt_codi(proto);
|
|
}
|
|
|
|
/* Avoid busy wait using 100% CPU cycles */
|
|
|
|
usleep(5000000);
|
|
}
|
|
|
|
return 0;
|
|
}
|