se-Salfjallet « dvb-t - dtv-scan-tables.git - dtv-scan-tables Debian packaging

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# Sweden - Sälfjället
# T freq bw fec_hi fec_lo mod transmission-mode guard-interval hierarchy
T 650000000 8MHz 2/3 NONE QAM64 8k 1/8 NONE

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// gcc weatherstation_test.c -o weatherstation_test `pkg-config --libs --cflags libmodbus`

#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <errno.h>

#include <modbus.h>

#define SLAVE_ID       1
#define START_ADDRESS       0
#define NUMBER_REGISTERS       17

#define DEBUG_MODE	1

int main(int argc, char *argv[])
{

modbus_t *ctx;
int16_t mbregister[64];
int rc;

ctx = modbus_new_rtu("/dev/ttyUSB0", 19200, 'E', 8, 1);
modbus_set_slave(ctx, SLAVE_ID);

modbus_set_debug(ctx, DEBUG_MODE);

printf("Verteco Elsner Weatherstation\n\n");

if (ctx == NULL) {
    fprintf(stderr, "Unable to create the libmodbus context\n");
    return -1;
}

if (modbus_connect(ctx) == -1) {
    fprintf(stderr, "Connection failed: %s\n", modbus_strerror(errno));
    modbus_free(ctx);
    return -1;
}

rc = modbus_read_input_registers(ctx, START_ADDRESS, NUMBER_REGISTERS, mbregister);


if (rc == -1) {
    fprintf(stderr, "ERROR: %s\n", modbus_strerror(errno));
    return -1;
}

printf("Read %i mbregisters\n\n", rc);

printf("temperature=%d\n", mbregister[0]);
printf("sun_south=%d\n", mbregister[1]);
printf("sun_east=%d\n", mbregister[2]);
printf("sun_west=%d\n", mbregister[3]);
printf("light=%d\n", mbregister[4]);
printf("wind=%d\n", mbregister[5]);
printf("GPS/RTC=%d\n", mbregister[6]&255);
printf("rain=%d\n", mbregister[6]>>8);
printf("day=%d\n", mbregister[7]);
printf("month=%d\n", mbregister[8]);
printf("year=%d\n", mbregister[9]);
printf("hour=%d\n", mbregister[10]);
printf("min=%d\n", mbregister[11]);
printf("second=%d\n", mbregister[12]);
printf("azimuth=%d\n", mbregister[13]);
printf("elevation=%d\n", mbregister[14]);
printf("long=%d\n", mbregister[15]);
printf("lat=%d\n", mbregister[16]);
modbus_close(ctx);
modbus_free(ctx);

    return 0;
}