James Maki
mDot EVB to M2X demo.
Dependencies: DOGS102 ISL29011 MMA845x MPL3115A2 NCP5623B libmDot mbed-rtos mbed-src
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MTDOT-EVBDemo
by 
Multi-Hackers
Diff: main.cpp
- Revision:
- 0:bdd16076aaa5
- Child:
- 1:ac9595d0f0e7
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon Jul 06 19:58:08 2015 +0000
@@ -0,0 +1,504 @@
+/**
+ * @file main.cpp
+ * @brief Main application for mDot-EVB demo
+ * @author Tim Barr MultiTech Systems Inc.
+ * @version 1.0
+ * @see
+ *
+ * Copyright (c) 2015
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "mbed.h"
+#include "MMA845x.h"
+#include "MPL3115A2.h"
+#include "ISL29011.h"
+#include "NCP5623B.h"
+#include "DOGS102.h"
+#include "font_6x8.h"
+#include "MultiTech_Logo.h"
+#include "mDot.h"
+#include "rtos.h"
+#include <string>
+#include <vector>
+
+enum LED1_COLOR {
+ RED = 0,
+ GREEN = 1
+};
+
+/*
+ * union for converting from 32-bit to 4 8-bit values
+ */
+union convert32 {
+ int32_t f_s; // convert from signed 32 bit int
+ uint32_t f_u; // convert from unsigned 32 bit int
+ uint8_t t_u[4]; // convert to 8 bit unsigned array
+};
+
+/*
+ * union for converting from 16- bit to 2 8-bit values
+ */
+union convert16 {
+ int16_t f_s; // convert from signed 16 bit int
+ uint16_t f_u; // convert from unsigned 16 bit int
+ uint8_t t_u[2]; // convert to 8 bit unsigned array
+};
+
+//DigitalIn mDot02(PA_2); // GPIO/UART_TX
+//DigitalOut mDot03(PA_3); // GPIO/UART_RX
+//DigitalIn mDot04(PA_6); // GPIO/SPI_MISO
+//DigitalIn mDot06(PA_8); // GPIO/I2C_SCL
+//DigitalIn mDot07(PC_9); // GPIO/I2C_SDA
+
+InterruptIn mDot08(PA_12); // GPIO/USB PB S1 on EVB
+InterruptIn mDot09(PA_11); // GPIO/USB PB S2 on EVB
+
+//DigitalIn mDot11(PA_7); // GPIO/SPI_MOSI
+
+InterruptIn mDot12(PA_0); // GPIO/UART_CTS PRESSURE_INT2 on EVB
+DigitalOut mDot13(PC_13,1); // GPIO LCD_C/D
+InterruptIn mDot15(PC_1); // GPIO LIGHT_PROX_INT on EVB
+InterruptIn mDot16(PA_1); // GPIO/UART_RTS ACCEL_INT2 on EVB
+DigitalOut mDot17(PA_4,1); // GPIO/SPI_NCS LCD_CS on EVB
+
+//DigitalIn mDot18(PA_5); // GPIO/SPI_SCK
+
+//DigitalInOut mDot19(PB_0,PIN_INPUT,PullNone,0); // GPIO PushPull LED Low=Red High=Green set MODE=INPUT to turn off
+AnalogIn mDot20(PB_1); // GPIO Current Sense Analog in on EVB
+
+Serial debugUART(PA_9, PA_10); // mDot debug UART
+
+//Serial mDotUART(PA_2, PA_3); // mDot external UART mDot02 and mDot03
+
+I2C mDoti2c(PC_9,PA_8); // mDot External I2C mDot6 and mDot7
+
+SPI mDotspi(PA_7,PA_6,PA_5); // mDot external SPI mDot11, mDot4, and mDot18
+
+// replace these values with the proper network settings
+static std::string config_network_name = "TAB-CubeNet";
+static std::string config_network_pass = "1nt3gral";
+static uint8_t config_frequency_sub_band = 5;
+
+uint8_t result, pckt_time=10;
+char data;
+unsigned char test;
+char txtstr[17];
+int32_t num_whole, mdot_ret;
+uint32_t pressure;
+int16_t num_frac;
+
+bool exit_program = false;
+
+MMA845x_DATA accel_data;
+MPL3115A2_DATA baro_data;
+uint16_t lux_data;
+MMA845x* evbAccel;
+MPL3115A2* evbBaro;
+ISL29011* evbAmbLight;
+NCP5623B* evbBackLight;
+DOGS102* evbLCD;
+mDot* mdot_radio;
+
+convert32 convertl;
+convert16 converts;
+
+void pb1ISR(void);
+void pb2ISR(void);
+
+void log_error(mDot* dot, const char* msg, int32_t retval);
+
+void config_pkt_xmit (void const *args);
+
+Thread* thread1;
+
+int main()
+{
+
+ std::vector<uint8_t> mdot_data;
+ std::vector<uint8_t> mdot_EUI;
+ uint16_t i = 0;
+
+ debugUART.baud(921600);
+// mDotUART.baud(9600); // mdot UART unused but available on external connector
+
+ thread1 = new Thread(config_pkt_xmit);
+ evbAccel = new MMA845x(mDoti2c,MMA845x::SA0_VSS); // setup Accelerometer
+ evbBaro = new MPL3115A2(mDoti2c); // setup Barometric sensor
+ evbAmbLight = new ISL29011(mDoti2c, NULL); // Setup Ambient Light Sensor
+ evbBackLight = new NCP5623B(mDoti2c); // setup backlight and LED 2 driver chip
+ evbLCD = new DOGS102(mDotspi, mDot17, mDot13); // setup LCD
+
+ printf("\n\r setup mdot\n\r");
+
+ // get a mDot handle
+ mdot_radio = mDot::getInstance();
+
+ if (mdot_radio) {
+ // reset to default config so we know what state we're in
+ mdot_radio->resetConfig();
+
+ // Setting up LED1 as activity LED
+ mdot_radio->setActivityLedPin(PB_0);
+ mdot_radio->setActivityLedEnable(true);
+
+ // Read node ID
+ mdot_EUI = mdot_radio->getDeviceId();
+ printf("mDot EUI = ");
+
+ for (i=0; i<mdot_EUI.size(); i++) {
+ printf("%02x ", mdot_EUI[i]);
+ }
+ printf("\n\r");
+
+
+// set up the mDot with our network information
+ printf("setting frequency sub band\r\n");
+ if ((mdot_ret = mdot_radio->setFrequencySubBand(config_frequency_sub_band)) != mDot::MDOT_OK) {
+ log_error(mdot_radio, "failed to set frequency sub band", mdot_ret);
+ }
+
+ printf("setting network name\r\n");
+ if ((mdot_ret = mdot_radio->setNetworkName(config_network_name)) != mDot::MDOT_OK) {
+ log_error(mdot_radio, "failed to set network name", mdot_ret);
+ }
+
+ printf("setting network password\r\n");
+ if ((mdot_ret = mdot_radio->setNetworkPassphrase(config_network_pass)) != mDot::MDOT_OK) {
+ log_error(mdot_radio, "failed to set network password", mdot_ret);
+ }
+
+ // attempt to join the network
+ printf("joining network\r\n");
+ while ((mdot_ret = mdot_radio->joinNetwork()) != mDot::MDOT_OK) {
+ log_error(mdot_radio,"failed to join network:", mdot_ret);
+ if (mdot_radio->getFrequencyBand() == mDot::FB_868){
+ mdot_ret = mdot_radio->getNextTxMs();
+ }
+ else {
+ mdot_ret = 0;
+ }
+
+ printf("delay = %lu\n\r",mdot_ret);
+ osDelay(mdot_ret + 1);
+ }
+ } else {
+ printf("radio setup failed\n\r");
+ //exit(1);
+ }
+
+ osDelay(200);
+ evbBackLight->setPWM(NCP5623B::LED_3,16); // enable LED2 on EVB and set to 50% PWM
+
+ /*
+ * Setup SW1 as program stop function
+ */
+ mDot08.disable_irq();
+ mDot08.fall(&pb1ISR);
+
+ /*
+ * need to call this function after rise or fall because rise/fall sets
+ * mode to PullNone
+ */
+ mDot08.mode(PullUp);
+ mDot08.enable_irq();
+
+ /*
+ * Setup SW2 as packet time change
+ */
+ mDot09.disable_irq();
+ mDot09.fall(&pb2ISR);
+
+ /*
+ * need to call this function after rise or fall because rise/fall sets
+ * mode to PullNone
+ */
+ mDot09.mode(PullUp);
+ mDot09.enable_irq();
+
+ /*
+ * Setting other InterruptIn pins with Pull Ups
+ */
+ mDot12.mode(PullUp);
+ mDot15.mode(PullUp);
+ mDot16.mode(PullUp);
+
+
+ // sets LED2 to ramp up to 50% max current at 32 mS per step
+ evbBackLight->setLEDCurrent(16);
+
+ printf("font table address %p\n\r",&font_6x8);
+ printf("bitmap address %p\n\r",&MultiTech_Logo);
+
+ printf("Start of Test\n\r");
+
+ evbLCD->startUpdate();
+ evbLCD->writeBitmap(0,0,MultiTech_Logo);
+
+ sprintf(txtstr,"MTDOT");
+ evbLCD->writeText(24,3,font_6x8,txtstr,strlen(txtstr));
+ sprintf(txtstr,"Evaluation");
+ evbLCD->writeText(24,4,font_6x8,txtstr,strlen(txtstr));
+ sprintf(txtstr,"Board");
+ evbLCD->writeText(24,5,font_6x8,txtstr,strlen(txtstr));
+
+ osDelay (500); // allows other threads to process
+ printf("shutdown LEDs and update LCD:\n\r");
+ evbBackLight->shutdown();
+ evbLCD->endUpdate();
+
+ osDelay (1000); // allows other threads to process
+ printf("Turn on LED2\n\r");
+ evbBackLight->setLEDCurrent(16);
+
+ data = evbAccel->getWhoAmI();
+ printf("Accelerometer who_am_i value = %x \n\r", data);
+
+ result = evbAccel->getStatus();
+ printf("status byte = %x \n\r", result);
+
+ printf("Barometer who_am_i check = %s \n\r", evbBaro->testWhoAmI() ? "TRUE" : "FALSE");
+
+ result = evbBaro->getStatus();
+ printf("status byte = %x \n\r", result);
+
+ /*
+ * Setup the Accelerometer for 8g range, 14 bit resolution, Noise reduction off, sample rate 1.56 Hz
+ * normal oversample mode, High pass filter off
+ */
+ evbAccel->setCommonParameters(MMA845x::RANGE_8g,MMA845x::RES_MAX,MMA845x::LN_OFF,
+ MMA845x::DR_1_56,MMA845x::OS_NORMAL,MMA845x::HPF_OFF );
+
+ /*
+ * Setup the Barometric sensor for post processed Ambient pressure, 4 samples per data acquisition.
+ * and a sample taken every second when in active mode
+ */
+ evbBaro->setParameters(MPL3115A2::DATA_NORMAL, MPL3115A2::DM_BAROMETER, MPL3115A2::OR_16,
+ MPL3115A2::AT_1);
+ /*
+ * Setup the Ambient Light Sensor for continuous Ambient Light Sensing, 16 bit resolution,
+ * and 16000 lux range
+ */
+
+ evbAmbLight->setMode(ISL29011::ALS_CONT);
+ evbAmbLight->setResolution(ISL29011::ADC_16BIT);
+ evbAmbLight->setRange(ISL29011::RNG_16000);
+
+ /*
+ * Set the accelerometer for active mode
+ */
+ evbAccel->activeMode();
+
+ /*
+ * Clear the min-max registers in the Barometric Sensor
+ */
+ evbBaro->clearMinMaxRegs();
+
+ evbBackLight->setLEDCurrent(0);
+
+ /*
+ * Main data acquisition loop
+ */
+ pckt_time = 10;
+ i = 0;
+
+ do {
+ evbLCD->startUpdate();
+ evbLCD->clearBuffer();
+
+ /*
+ * Test Accelerometer XYZ data ready bit to see if acquisition complete
+ */
+ do {
+ osDelay(100); // allows other threads to process
+ result = evbAccel->getStatus();
+ } while ((result & MMA845x::XYZDR) == 0 );
+
+ /*
+ * Retrieve and print out accelerometer data
+ */
+ accel_data = evbAccel->getXYZ();
+
+ sprintf(txtstr,"Accelerometer");
+ evbLCD->writeText(0,0,font_6x8,txtstr,strlen(txtstr));
+ sprintf(txtstr, "x = %d", accel_data._x);
+ evbLCD->writeText(20,1,font_6x8,txtstr,strlen(txtstr));
+ sprintf(txtstr, "y = %d", accel_data._y);
+ evbLCD->writeText(20,2,font_6x8,txtstr,strlen(txtstr));
+ sprintf(txtstr, "z = %d", accel_data._z );
+ evbLCD->writeText(20,3,font_6x8,txtstr,strlen(txtstr));
+
+ /*
+ * Trigger a Pressure reading
+ */
+ evbBaro->setParameters(MPL3115A2::DATA_NORMAL, MPL3115A2::DM_BAROMETER, MPL3115A2::OR_16,
+ MPL3115A2::AT_1);
+ evbBaro->triggerOneShot();
+
+ /*
+ * Test barometer device status to see if acquisition is complete
+ */
+ do {
+ osDelay(100); // allows other threads to process
+ result = evbBaro->getStatus();
+ } while ((result & MPL3115A2::PTDR) == 0 );
+
+ /*
+ * Retrieve and print out barometric pressure
+ */
+ pressure = evbBaro->getBaroData() >> 12; // convert 32 bit signed to 20 bit unsigned value
+ num_whole = pressure >> 2; // 18 bit integer significant
+ num_frac = (pressure & 0x3) * 25; // 2 bit fractional 0.25 per bit
+ sprintf(txtstr,"Press=%ld.%02d Pa", num_whole, num_frac);
+ evbLCD->writeText(0,4,font_6x8,txtstr,strlen(txtstr));
+
+ /*
+ * Trigger a Altitude reading
+ */
+ evbBaro->setParameters(MPL3115A2::DATA_NORMAL, MPL3115A2::DM_ALTIMETER, MPL3115A2::OR_16,
+ MPL3115A2::AT_1);
+ evbBaro->triggerOneShot();
+
+ /*
+ * Test barometer device status to see if acquisition is complete
+ */
+ do {
+ osDelay(100); // allows other threads to process
+ result = evbBaro->getStatus();
+ } while ((result & MPL3115A2::PTDR) == 0 );
+
+ /*
+ * Retrieve and print out altitude and temperature
+ */
+ baro_data = evbBaro->getAllData(false);
+ baro_data._baro /= 4096; // convert 32 bit signed to 20 bit signed value
+ num_whole = baro_data._baro / 16; // 18 bit signed significant integer
+ num_frac = (baro_data._baro & 0xF) * 625 / 100; // 4 bit fractional .0625 per bit
+ sprintf(txtstr,"Alti=%ld.%03d m", num_whole, num_frac);
+ evbLCD->writeText(0,5,font_6x8,txtstr,strlen(txtstr));
+ num_whole = baro_data._temp / 16; // 8 bit signed significant integer
+ num_frac = (baro_data._temp & 0x0F) * 625 / 100; // 4 bit fractional .0625 per bit
+ sprintf(txtstr,"Temp=%ld.%03d C", num_whole, num_frac);
+ evbLCD->writeText(0,6,font_6x8,txtstr,strlen(txtstr));
+
+ /*
+ * retrieve and print out Ambient Light level
+ */
+ lux_data = evbAmbLight->getData();
+ num_whole = lux_data * 24 / 100; // 16000 lux full scale .24 lux per bit
+ num_frac = lux_data * 24 % 100;
+ sprintf(txtstr, "Light=%ld.%02d lux", num_whole, num_frac );
+ evbLCD->writeText(0,7,font_6x8,txtstr,strlen(txtstr));
+
+ evbLCD->endUpdate();
+ printf("finished iteration %d\n\r",(++i));
+
+ if (i % pckt_time == 0) { // check packet counter will send packet every 2-5-10 data collection loops
+ mdot_data.clear();
+ mdot_data.push_back(0x0E); // key for Current Acceleration 3-Axis Value
+ converts.f_s = accel_data._x *4; // shift data 2 bits while retaining sign
+ mdot_data.push_back(converts.t_u[1]); // get 8 MSB of 14 bit value
+ converts.f_s = accel_data._y * 4; // shift data 2 bits while retaining sign
+ mdot_data.push_back(converts.t_u[1]); // get 8 MSB of 14 bit value
+ converts.f_s = accel_data._z * 4; // shift data 2 bits while retaining sign
+ mdot_data.push_back(converts.t_u[1]); // get 8 MSB of 14 bit value
+ mdot_data.push_back(0x08); // key for Current Pressure Value
+ convertl.f_u = pressure; // pressure data is 20 bits unsigned
+ mdot_data.push_back(convertl.t_u[2]);
+ mdot_data.push_back(convertl.t_u[1]);
+ mdot_data.push_back(convertl.t_u[0]);
+ mdot_data.push_back(0x05); // key for Current Ambient Light Value
+ converts.f_u = lux_data; // data is 16 bits unsigned
+ mdot_data.push_back(converts.t_u[1]);
+ mdot_data.push_back(converts.t_u[0]);
+ mdot_data.push_back(0x0B); // key for Current Temperature Value
+ converts.f_s = baro_data._temp; // temperature is signed 12 bit
+ mdot_data.push_back(converts.t_u[1]);
+ mdot_data.push_back(converts.t_u[0]);
+
+ if ((mdot_ret = mdot_radio->send(mdot_data)) != mDot::MDOT_OK) {
+ log_error(mdot_radio, "failed to send", mdot_ret);
+ } else {
+ printf("successfully sent data to gateway\r\n");
+ }
+ }
+ } while(!exit_program | (i > 65000));
+
+ evbBaro->triggerOneShot();
+
+ do {
+ osDelay(200); // allows other threads to process
+ result = evbBaro->getStatus();
+ } while ((result & MPL3115A2::PTDR) == 0 );
+
+ baro_data = evbBaro->getAllData(true);
+ printf ("minBaro=%ld maxBaro=%ld minTemp=%d maxTemp=%d\n\r", baro_data._minbaro, baro_data._maxbaro,
+ baro_data._mintemp, baro_data._maxtemp);
+
+ printf("End of Test\n\r");
+
+}
+
+/*
+ * Ends program when button 1 pushed
+ */
+void pb1ISR(void)
+{
+ printf("calling ISR for SW1\n\r");
+
+ exit_program = true;
+}
+
+/*
+ * changes packet transmit time to every other, every fifth, or every tenth sample when button 2 pushed
+ * Also triggers a thread to transmit a configuration packet
+ */
+void pb2ISR(void)
+{
+
+ printf("calling ISR for SW2\n\r");
+
+ if (pckt_time >= 5)
+ pckt_time /= 2;
+ else pckt_time = 20;
+
+ thread1->signal_set(0x10); // signal config_pkt_xmit to send packet
+
+ printf ("pckt_time = %d\n\r",pckt_time);
+
+}
+
+void log_error(mDot* dot, const char* msg, int32_t retval)
+{
+ printf("%s - %ld:%s, %s\r\n", msg, retval, mDot::getReturnCodeString(retval).c_str(), dot->getLastError().c_str());
+}
+
+void config_pkt_xmit (void const *args)
+{
+
+ std::vector<uint8_t> data;
+
+ while (true) {
+ Thread::signal_wait(0x10); // wait for pb2ISR to signal send
+ data.clear();
+ data.push_back(0x0F); // key for Configuration data (packet transmission timer)
+ data.push_back(pckt_time);
+
+ if ((mdot_ret = mdot_radio->send(data)) != mDot::MDOT_OK) {
+ log_error(mdot_radio, "failed to send config data", mdot_ret);
+ } else {
+ printf("sent config data to gateway\r\n");
+ }
+ }
+}