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Wio Tracker LTE and SORACOM Harvest w/ Grove touch sensor
/* LED status
* bootup = Purple
* connect sucessful = Green
* Sensor Open = White
* Sensor Close = Blue
*/
/*
* D38: "Grove Touch sensor" or "Magnetic door Switch w/ Grove connector made in max"
*/
#define GROVE_PIN 38
#define LED_PIN 10
#define HOST "harvest.soracom.io"
#define PORT 8514
#define USE_CELLULAR
#include <wiolte-driver.h>
WioLTE wio;
#include <LoopbackStream.h>
LoopbackStream msgpack_buffer;
LoopbackStream json_buffer;
#include "msgpck.h"
void error_led() { wio.LedSetRGB(127, 0, 0); }
void bootup_led() { wio.LedSetRGB(127, 0, 127); }
void connected_led() { wio.LedSetRGB(0, 127, 0); }
void sensor_off() { wio.LedSetRGB(63, 63, 63); }
void sensor_on() { wio.LedSetRGB(0, 0, 127); }
void setup() {
delay(500);
SerialUSB.println("board> bootup WioLTE w/ LTE module");
wio.Init();
bootup_led();
SerialUSB.println("board> Waiting 15 seconds for Init/PowerOn");
wio.PowerSupplyLTE(true);
delay(3000); /* waiting for bootup */
if (wio.TurnOnOrReset()) {
SerialUSB.println("modem> TurnOnOrReset successful");
} else {
error_led();
SerialUSB.println("modem> TurnOnOrReset failed");
return;
}
#ifdef USE_CELLULAR
if (wio.Activate("soracom.io", "sora", "sora")) {
connected_led();
SerialUSB.println("modem> Activate(connect) successful");
delay(1000);
} else {
error_led();
SerialUSB.println("modem> Activate(connect) failed");
return;
}
#endif
pinMode(GROVE_PIN, INPUT);
}
uint8_t latest_state = 0;
void loop() {
uint8_t val = digitalRead(GROVE_PIN);
SerialUSB.println(val);
if (val == 0) { sensor_off(); } else { sensor_on(); }
if (latest_state == val) { return; } else { latest_state = val; }
msgpck_write_map_header(&msgpack_buffer, 1);
msgpck_write_string(&msgpack_buffer, "val"); /* write key name */
msgpck_write_integer(&msgpack_buffer, val); /* write value */
msgpck_to_json(&json_buffer, &msgpack_buffer);
String json = json_buffer.readString();
char payload[json.length()+1];
json.toCharArray(payload, json.length()+1);
SerialUSB.println(payload);
#ifdef USE_CELLULAR
int connectId = wio.SocketOpen(HOST, PORT, WIOLTE_UDP);
SerialUSB.print("modem> ConnectId: ");
SerialUSB.println(connectId);
if (connectId < 0) {
SerialUSB.println("modem> SocketOpen failed");
}
if (wio.SocketSend(connectId, payload)) {
SerialUSB.println("modem> SocketSend Successful");
char res[127];
if (wio.SocketReceive(connectId, res, sizeof (res)) < 0) {
SerialUSB.println("modem> SocketReceive failed");
error_led();
}
SerialUSB.println(res);
} else {
SerialUSB.println("modem> SocketSend failed");
error_led();
}
if (wio.SocketClose(connectId)) {
SerialUSB.println("modem> SocketClose Successful");
} else {
SerialUSB.println("modem> SocketClose failed");
error_led();
}
#endif
}
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