static void send_update(size_t pos, char *buf)
{
uint32_t pressure;
uint16_t rawtemp, rawhum;
int temp, hum, temp_abs, hum_abs, pressure_abs;
uint8_t status;
tcs37727_data_t light_data;
hdc1000_read(&th_dev, &rawtemp, &rawhum);
hdc1000_convert(rawtemp, rawhum, &temp, &hum);
temp_abs = temp / 100;
hum_abs = hum / 100;
temp -= temp_abs * 100;
hum -= hum_abs * 100;
mpl3115a2_read_pressure(&p_dev, &pressure, &status);
pressure_abs = pressure / 100000;
pressure -= pressure_abs * 100000;
//mpl3115a2_read_temp(&p_dev, &temp);
tcs37727_read(&light_dev, &light_data);
pos += sprintf(&buf[pos], "{\"n\":\"s:temp\", \"u\":\"°C\", \"v\":\"%2i.%03i\"},",
temp_abs, temp);
pos += sprintf(&buf[pos], "{\"n\":\"s:hum\", \"u\":\"%%RH\", \"v\":\"%2i.%03i\"},",
hum_abs, hum);
pos += sprintf(&buf[pos], "{\"n\":\"s:pres\", \"u\":\"bar\", \"v\":\"%2i.%03i\"},",
pressure_abs, (unsigned int) pressure);
pos += sprintf(&buf[pos], "{\"n\":\"s:rgb\", \"u\":\"RGB\", \"v\":\"[%"PRIu32", %"PRIu32", %"PRIu32"]\"}]",
light_data.red, light_data.green, light_data.blue);
hdc1000_startmeasure(&th_dev);
send_coap_post((uint8_t *)buf, pos);
}
int main(void)
{
hdc1000_t dev;
uint16_t rawtemp, rawhum;
int temp, hum;
puts("HDC1000 Temperature and Humidity Sensor driver test application\n");
printf("Initializing HDC1000 sensor at I2C_%i... ", TEST_HDC1000_I2C);
if (hdc1000_init(&dev, TEST_HDC1000_I2C, TEST_HDC1000_ADDR) == 0) {
puts("[OK]\n");
}
else {
puts("[Failed]");
return -1;
}
while (1) {
if (hdc1000_startmeasure(&dev)) {
puts("Start measure failed.");
return -1;
}
vtimer_usleep(HDC1000_CONVERSION_TIME);
hdc1000_read(&dev, &rawtemp, &rawhum);
printf("Raw data T: %5i RH: %5i\n", rawtemp, rawhum);
hdc1000_convert(rawtemp, rawhum, &temp, &hum);
printf("Data T: %d RH: %d\n", temp, hum);
vtimer_usleep(SLEEP);
}
return 0;
}
/**
* @brief Measures the temperature and humitity with a HDC1000.
*
* @param[out] temp the measured temperature in degree celsius * 100
* @param[out] hum the measured humitity in % * 100
*/
void hdc1000_measure(int *temp, int *hum) {
uint16_t rawtemp;
uint16_t rawhum;
if (hdc1000_startmeasure(&hdcDev)) {
puts("[sensors] ERROR: HDC1000 starting measure failed");
return;
}
// wait for the measurment to finish
xtimer_usleep(HDC1000_CONVERSION_TIME); //26000us
hdc1000_read(&hdcDev, &rawtemp, &rawhum);
hdc1000_convert(rawtemp, rawhum, temp, hum);
printf("[sensors] INFO: HDC1000 Data T: %d RH: %d\n", *temp, *hum);
}
int main(void)
{
#ifdef WITH_SHELL
/* initialize message queue */
msg_init_queue(_main_msg_q, Q_SZ);
#endif
eui64_t iid;
// uint16_t chan = 15;
netopt_enable_t acks = NETOPT_DISABLE;
kernel_pid_t ifs[GNRC_NETIF_NUMOF];
gnrc_netif_get(ifs);
gnrc_netapi_set(ifs[0], NETOPT_AUTOACK, 0, &acks, sizeof(acks));
// gnrc_netapi_set(ifs[0], NETOPT_CHANNEL, 0, &chan, sizeof(chan));
ipv6_addr_from_str(&dst_addr, "2001:affe:1234::1");
// ipv6_addr_from_str(&dst_addr, "fd38:3734:ad48:0:211d:50ce:a189:7cc4");
/* initialize senml payload */
gnrc_netapi_get(ifs[0], NETOPT_IPV6_IID, 0, &iid, sizeof(eui64_t));
initial_pos = sprintf(&p_buf[initial_pos], "[{\"bn\":\"urn:dev:mac:");
initial_pos += sprintf(&p_buf[initial_pos], "%02x%02x%02x%02x%02x%02x%02x%02x",
iid.uint8[0], iid.uint8[1], iid.uint8[2], iid.uint8[3],
iid.uint8[4], iid.uint8[5], iid.uint8[6], iid.uint8[7]);
initial_pos += sprintf(&p_buf[initial_pos], "\"},");
/* initialize sensors */
hdc1000_init(&th_dev, HDC1000_I2C, HDC1000_ADDR);
hdc1000_startmeasure(&th_dev);
mpl3115a2_init(&p_dev, MPL3115A2_I2C, MPL3115A2_ADDR, MPL3115A2_OS_RATIO_DEFAULT);
mpl3115a2_set_active(&p_dev);
tcs37727_init(&light_dev, TCS37727_I2C, TCS37727_ADDR, TCS37727_ATIME_DEFAULT);
tcs37727_set_rgbc_active(&light_dev);
#ifdef WITH_SHELL
thread_create(beac_stack, sizeof(beac_stack), PRIO, THREAD_CREATE_STACKTEST, beaconing,
NULL, "beaconing");
char line_buf[SHELL_DEFAULT_BUFSIZE];
shell_run(shell_commands, line_buf, SHELL_DEFAULT_BUFSIZE);
#else
beaconing(NULL);
#endif
return 0;
}
