Helmut Tschemernjak / Mbed 2 deprecated Turtle_RadioShuttle

An example project for the Heltec Turtle LoRa board (STM32L4 and SX1276 chips). The projects is only supported for the Nucleo-L432KC board platform in the mbed online and offline compiler environment. Visit www.radioshuttle.de (choose Turtle board) for instructions. Note that most source files and libraries are open source, however some files especially the RadioShuttle core protocol is copyrighted work. Check header for details.

Dependencies:   mbed BufferedSerial SX1276GenericLib OLED_SSD1306 HELIOS_Si7021 NVProperty RadioShuttle-STM32L4 USBDeviceHT

main.cpp@9:a988aa7a4652, 2019-01-24 (annotated)

Committer:
Helmut Tschemernjak
Date:
Thu Jan 24 14:27:11 2019 +0100
Revision:
9:a988aa7a4652
Parent:
5:c6a960febe80
Child:
13:3c7a52b11316
Update with properties

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Helmut64 0:3b6c2ce051a6 1 /*
Helmut Tschemernjak 3:b5052f3fa638 2 * Copyright (c) 2019 Helmut Tschemernjak
Helmut64 0:3b6c2ce051a6 3 * 30826 Garbsen (Hannover) Germany
Helmut64 0:3b6c2ce051a6 4 * Licensed under the Apache License, Version 2.0);
Helmut64 0:3b6c2ce051a6 5 */
Helmut Tschemernjak 3:b5052f3fa638 6
Helmut Tschemernjak 3:b5052f3fa638 7 /*
Helmut Tschemernjak 3:b5052f3fa638 8 * TODO:
Helmut Tschemernjak 3:b5052f3fa638 9 * Compiler Date/Time is not set correctly on startup
Helmut Tschemernjak 3:b5052f3fa638 10 */
Helmut Tschemernjak 3:b5052f3fa638 11 #include "main.h"
Helmut Tschemernjak 3:b5052f3fa638 12 #include "RadioShuttle.h"
Helmut Tschemernjak 3:b5052f3fa638 13 #include "RadioTest.h"
Helmut Tschemernjak 3:b5052f3fa638 14 #include "GenericPingPong.h"
Helmut Tschemernjak 9:a988aa7a4652 15 #ifdef FEATURE_NVPROPERTY
Helmut Tschemernjak 9:a988aa7a4652 16 #include <NVPropertyProviderInterface.h>
Helmut Tschemernjak 9:a988aa7a4652 17 #include "NVProperty.h"
Helmut Tschemernjak 9:a988aa7a4652 18 #endif
Helmut64 0:3b6c2ce051a6 19
Helmut Tschemernjak 3:b5052f3fa638 20 DigitalOut statusLED(LED);
Helmut Tschemernjak 3:b5052f3fa638 21 DigitalOut redLED(LED2);
Helmut Tschemernjak 3:b5052f3fa638 22 InterruptIn buttonIntr(USER_BUTTON);
Helmut64 0:3b6c2ce051a6 23
Helmut Tschemernjak 3:b5052f3fa638 24 void switchInput(void) {
Helmut Tschemernjak 3:b5052f3fa638 25 InterrruptMSG(INT_BUTTON1);
Helmut Tschemernjak 3:b5052f3fa638 26 }
Helmut64 0:3b6c2ce051a6 27
Helmut64 0:3b6c2ce051a6 28
Helmut Tschemernjak 3:b5052f3fa638 29 void timerUpdate(void) {
Helmut Tschemernjak 5:c6a960febe80 30 static LowPowerTimeout timeout;
Helmut Tschemernjak 3:b5052f3fa638 31 if (redLED == 0)
Helmut Tschemernjak 3:b5052f3fa638 32 timeout.attach_us(&timerUpdate, 20000); // setup to call timerUpdate after 20 millis
Helmut Tschemernjak 3:b5052f3fa638 33 else
Helmut Tschemernjak 3:b5052f3fa638 34 timeout.attach_us(&timerUpdate, 2000000); // setup to call timerUpdate after 2 seconds
Helmut Tschemernjak 3:b5052f3fa638 35
Helmut Tschemernjak 3:b5052f3fa638 36 InterrruptMSG(INT_TIMEOUT);
Helmut Tschemernjak 3:b5052f3fa638 37 }
Helmut Tschemernjak 3:b5052f3fa638 38
Helmut64 0:3b6c2ce051a6 39 int main() {
Helmut64 0:3b6c2ce051a6 40 /*
Helmut64 0:3b6c2ce051a6 41 * inits the Serial or USBSerial when available (230400 baud).
Helmut64 0:3b6c2ce051a6 42 * If the serial uart is not is not connected it swiches to USB Serial
Helmut64 0:3b6c2ce051a6 43 * blinking LED means USBSerial detected, waiting for a connect.
Helmut64 0:3b6c2ce051a6 44 * It waits up to 30 seconds for a USB terminal connections
Helmut64 0:3b6c2ce051a6 45 */
Helmut Tschemernjak 3:b5052f3fa638 46 InitSerial(30*1000, &statusLED);
Helmut Tschemernjak 3:b5052f3fa638 47 dprintf("Welcome to RadioShuttle v%d.%d", RS_MAJOR, RS_MINOR);
Helmut Tschemernjak 3:b5052f3fa638 48 dprintf("Voltage: %.2f (%s powered)", BatteryVoltage(), BatterySource());
Helmut Tschemernjak 9:a988aa7a4652 49
Helmut Tschemernjak 3:b5052f3fa638 50
Helmut Tschemernjak 3:b5052f3fa638 51 #ifdef FEATURE_LORA
Helmut Tschemernjak 3:b5052f3fa638 52 InitRadio();
Helmut Tschemernjak 3:b5052f3fa638 53 #endif
Helmut Tschemernjak 3:b5052f3fa638 54 #ifdef FEATURE_LORA_PING_PONG
Helmut Tschemernjak 3:b5052f3fa638 55 DeInitRadio();
Helmut Tschemernjak 3:b5052f3fa638 56 SX1276PingPong(); // basic LoRa raw ping/pong without RadioShuttle
Helmut Tschemernjak 3:b5052f3fa638 57 #endif
Helmut Tschemernjak 3:b5052f3fa638 58 dprintf("InitDefaults Done");
Helmut Tschemernjak 3:b5052f3fa638 59 timerUpdate(); // start timer
Helmut Tschemernjak 3:b5052f3fa638 60 #if defined (USER_BUTTON_RISE) // attach switchInput function to the rising or falling edge
Helmut Tschemernjak 3:b5052f3fa638 61 buttonIntr.rise(&switchInput);
Helmut Tschemernjak 3:b5052f3fa638 62 #else
Helmut Tschemernjak 3:b5052f3fa638 63 buttonIntr.fall(&switchInput);
Helmut Tschemernjak 3:b5052f3fa638 64 #endif
Helmut Tschemernjak 3:b5052f3fa638 65
Helmut Tschemernjak 3:b5052f3fa638 66 /*
Helmut Tschemernjak 3:b5052f3fa638 67 * Main event loop, process interrupts and go to sleep
Helmut Tschemernjak 3:b5052f3fa638 68 * the green statusLED indicates CPU activity
Helmut Tschemernjak 5:c6a960febe80 69 * the red redLED indicates that low power timeout function is running.
Helmut Tschemernjak 3:b5052f3fa638 70 */
Helmut Tschemernjak 3:b5052f3fa638 71 while(true) {
Helmut Tschemernjak 3:b5052f3fa638 72 while ((readPendingInterrupts() == 0)) {
Helmut Tschemernjak 3:b5052f3fa638 73 statusLED = 0;
Helmut Tschemernjak 3:b5052f3fa638 74 if (!(usb && usb->connected()))
Helmut Tschemernjak 3:b5052f3fa638 75 sleep();
Helmut Tschemernjak 3:b5052f3fa638 76 statusLED = 1;
Helmut Tschemernjak 3:b5052f3fa638 77 }
Helmut Tschemernjak 3:b5052f3fa638 78
Helmut Tschemernjak 3:b5052f3fa638 79 uint32_t pendirqs = readclrPendingInterrupts();
Helmut Tschemernjak 3:b5052f3fa638 80 if (pendirqs & INT_BUTTON1) {
Helmut Tschemernjak 3:b5052f3fa638 81 #ifdef FEATURE_LORA
Helmut Tschemernjak 3:b5052f3fa638 82 statusLED = !statusLED;
Helmut Tschemernjak 3:b5052f3fa638 83 RadioUpdate(true); // pass the pressed user button to RadioShuttle
Helmut Tschemernjak 3:b5052f3fa638 84 #endif
Helmut Tschemernjak 3:b5052f3fa638 85 }
Helmut Tschemernjak 3:b5052f3fa638 86 if (pendirqs & INT_LORA) {
Helmut Tschemernjak 3:b5052f3fa638 87 #ifdef FEATURE_LORA
Helmut Tschemernjak 3:b5052f3fa638 88 RadioUpdate(false);
Helmut Tschemernjak 3:b5052f3fa638 89 #endif
Helmut Tschemernjak 3:b5052f3fa638 90 }
Helmut Tschemernjak 3:b5052f3fa638 91 if (pendirqs & INT_TIMEOUT) {
Helmut Tschemernjak 3:b5052f3fa638 92 redLED = ! redLED;
Helmut Tschemernjak 3:b5052f3fa638 93 }
Helmut Tschemernjak 3:b5052f3fa638 94 }
Helmut64 0:3b6c2ce051a6 95 }