James Maki / adc_sensor_lora

ADC Sensor LoRa Demo

Dependencies:   libmDot mbed-rtos mbed-src

main.cpp@0:d9c1041494ec, 2015-07-18 (annotated)

Committer:
jamescmaki
Date:
Sat Jul 18 00:02:04 2015 +0000
Revision:
0:d9c1041494ec
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jamescmaki 0:d9c1041494ec 1 /*
jamescmaki 0:d9c1041494ec 2 * ADC Sensor Demo
jamescmaki 0:d9c1041494ec 3 *
jamescmaki 0:d9c1041494ec 4 * Analog inputs are read and pushed to the LoRa gateway.
jamescmaki 0:d9c1041494ec 5 *
jamescmaki 0:d9c1041494ec 6 * Analog sensors should be wired to mDot pins 16 and 17.
jamescmaki 0:d9c1041494ec 7 *
jamescmaki 0:d9c1041494ec 8 */
jamescmaki 0:d9c1041494ec 9
jamescmaki 0:d9c1041494ec 10 #include "mbed.h"
jamescmaki 0:d9c1041494ec 11 #include "mDot.h"
jamescmaki 0:d9c1041494ec 12 #include <string>
jamescmaki 0:d9c1041494ec 13 #include <vector>
jamescmaki 0:d9c1041494ec 14
jamescmaki 0:d9c1041494ec 15 /*
jamescmaki 0:d9c1041494ec 16 * LoRa settings
jamescmaki 0:d9c1041494ec 17 *
jamescmaki 0:d9c1041494ec 18 * For Conduit AEP settings can be found at:
jamescmaki 0:d9c1041494ec 19 *
jamescmaki 0:d9c1041494ec 20 * https://<ip-address>/lora_network.html
jamescmaki 0:d9c1041494ec 21 *
jamescmaki 0:d9c1041494ec 22 * For Conduit mlinux:
jamescmaki 0:d9c1041494ec 23 *
jamescmaki 0:d9c1041494ec 24 * /var/config/lora/lora-network-server.conf
jamescmaki 0:d9c1041494ec 25 *
jamescmaki 0:d9c1041494ec 26 */
jamescmaki 0:d9c1041494ec 27 static std::string config_network_name = "testtest";
jamescmaki 0:d9c1041494ec 28 static std::string config_network_pass = "memememe";
jamescmaki 0:d9c1041494ec 29 static uint8_t config_frequency_sub_band = 5;
jamescmaki 0:d9c1041494ec 30
jamescmaki 0:d9c1041494ec 31 enum {
jamescmaki 0:d9c1041494ec 32 MSG_TYPE_ADC0,
jamescmaki 0:d9c1041494ec 33 MSG_TYPE_ADC1,
jamescmaki 0:d9c1041494ec 34 };
jamescmaki 0:d9c1041494ec 35
jamescmaki 0:d9c1041494ec 36 AnalogIn adc0(PA_1); // PIN16 on mDot
jamescmaki 0:d9c1041494ec 37 AnalogIn adc1(PA_4); // PIN17 on mDot
jamescmaki 0:d9c1041494ec 38
jamescmaki 0:d9c1041494ec 39 Serial debug(USBTX, USBRX);
jamescmaki 0:d9c1041494ec 40
jamescmaki 0:d9c1041494ec 41 int main() {
jamescmaki 0:d9c1041494ec 42 int32_t rc;
jamescmaki 0:d9c1041494ec 43
jamescmaki 0:d9c1041494ec 44 debug.baud(115200);
jamescmaki 0:d9c1041494ec 45
jamescmaki 0:d9c1041494ec 46 mDot *mdot = mDot::getInstance();
jamescmaki 0:d9c1041494ec 47
jamescmaki 0:d9c1041494ec 48 mdot->resetConfig();
jamescmaki 0:d9c1041494ec 49
jamescmaki 0:d9c1041494ec 50 printf("mDot version: %s\r\n", mdot->getId().c_str());
jamescmaki 0:d9c1041494ec 51
jamescmaki 0:d9c1041494ec 52 // Activity Status on UDK2
jamescmaki 0:d9c1041494ec 53 mdot->setActivityLedPin(LED1);
jamescmaki 0:d9c1041494ec 54 mdot->setActivityLedEnable(true);
jamescmaki 0:d9c1041494ec 55
jamescmaki 0:d9c1041494ec 56 if ((rc = mdot->setFrequencySubBand(config_frequency_sub_band)) != mDot::MDOT_OK) {
jamescmaki 0:d9c1041494ec 57 printf("failed to set frequency sub-band: %d\r\n", rc);
jamescmaki 0:d9c1041494ec 58 return 1;
jamescmaki 0:d9c1041494ec 59 }
jamescmaki 0:d9c1041494ec 60
jamescmaki 0:d9c1041494ec 61 if ((rc = mdot->setNetworkName(config_network_name)) != mDot::MDOT_OK) {
jamescmaki 0:d9c1041494ec 62 printf("failed to set network name: %d\r\n", rc);
jamescmaki 0:d9c1041494ec 63 return 1;
jamescmaki 0:d9c1041494ec 64 }
jamescmaki 0:d9c1041494ec 65
jamescmaki 0:d9c1041494ec 66 if ((rc = mdot->setNetworkPassphrase(config_network_pass)) != mDot::MDOT_OK) {
jamescmaki 0:d9c1041494ec 67 printf("failed to set network pass phrase: %d\r\n", rc);
jamescmaki 0:d9c1041494ec 68 return 1;
jamescmaki 0:d9c1041494ec 69 }
jamescmaki 0:d9c1041494ec 70
jamescmaki 0:d9c1041494ec 71 while ((rc = mdot->joinNetwork()) != mDot::MDOT_OK) {
jamescmaki 0:d9c1041494ec 72 printf("failed to join network: %d\r\n", rc);
jamescmaki 0:d9c1041494ec 73 if (mdot->getFrequencyBand() == mDot::FB_868){
jamescmaki 0:d9c1041494ec 74 rc = mdot->getNextTxMs();
jamescmaki 0:d9c1041494ec 75 } else {
jamescmaki 0:d9c1041494ec 76 rc = 0;
jamescmaki 0:d9c1041494ec 77 }
jamescmaki 0:d9c1041494ec 78
jamescmaki 0:d9c1041494ec 79 wait(1);
jamescmaki 0:d9c1041494ec 80 }
jamescmaki 0:d9c1041494ec 81
jamescmaki 0:d9c1041494ec 82 while (true) {
jamescmaki 0:d9c1041494ec 83 std::vector<uint8_t> lora_pl;
jamescmaki 0:d9c1041494ec 84
jamescmaki 0:d9c1041494ec 85 // Read analog inputs
jamescmaki 0:d9c1041494ec 86 uint16_t adc0_value = adc0.read_u16();
jamescmaki 0:d9c1041494ec 87 uint16_t adc1_value = adc1.read_u16();
jamescmaki 0:d9c1041494ec 88
jamescmaki 0:d9c1041494ec 89 // Pack ADC0 TLV
jamescmaki 0:d9c1041494ec 90 lora_pl.clear();
jamescmaki 0:d9c1041494ec 91 lora_pl.push_back(MSG_TYPE_ADC0);
jamescmaki 0:d9c1041494ec 92 lora_pl.push_back(2);
jamescmaki 0:d9c1041494ec 93 lora_pl.push_back(((char *) &adc0_value)[1]);
jamescmaki 0:d9c1041494ec 94 lora_pl.push_back(((char *) &adc0_value)[0]);
jamescmaki 0:d9c1041494ec 95
jamescmaki 0:d9c1041494ec 96 // Pack ADC1 TLV
jamescmaki 0:d9c1041494ec 97 lora_pl.push_back(MSG_TYPE_ADC1);
jamescmaki 0:d9c1041494ec 98 lora_pl.push_back(2);
jamescmaki 0:d9c1041494ec 99 lora_pl.push_back(((char *) &adc1_value)[1]);
jamescmaki 0:d9c1041494ec 100 lora_pl.push_back(((char *) &adc1_value)[0]);
jamescmaki 0:d9c1041494ec 101
jamescmaki 0:d9c1041494ec 102 // Send message
jamescmaki 0:d9c1041494ec 103 while ((rc = mdot->send(lora_pl)) != mDot::MDOT_OK) {
jamescmaki 0:d9c1041494ec 104 printf("failed to send message: %d\r\n", rc);
jamescmaki 0:d9c1041494ec 105 wait(1);
jamescmaki 0:d9c1041494ec 106 }
jamescmaki 0:d9c1041494ec 107
jamescmaki 0:d9c1041494ec 108 wait(5);
jamescmaki 0:d9c1041494ec 109 }
jamescmaki 0:d9c1041494ec 110 }