DigitalInfinity/ESP32-PaxCounter
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Merge branch 'development' of https://github.com/cyberman54/ESP32-Paxcounter into development

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This commit is contained in:
Marius Gripp 2019-10-10 17:07:36 +02:00
commit ed46e10a9b
4 changed files with 163 additions and 142 deletions
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3
include/lorawan.h
View File

@ -31,8 +31,8 @@ typedef struct {
} mac_t;
esp_err_t lora_stack_init();
void lora_setupForNetwork(bool preJoin);
void lmictask(void *pvParameters);
void onEvent(ev_t ev);
void gen_lora_deveui(uint8_t *pdeveui);
void RevBytes(unsigned char *b, size_t c);
void get_hard_deveui(uint8_t *pdeveui);
@ -43,6 +43,7 @@ void showLoraKeys(void);
void lora_send(void *pvParameters);
void lora_enqueuedata(MessageBuffer_t *message);
void lora_queuereset(void);
void myEventCallback(void *pUserData, ev_t ev);
void myRxCallback(void *pUserData, uint8_t port, const uint8_t *pMsg,
size_t nMsg);
void myTxCallback(void *pUserData, int fSuccess);

2
src/configmanager.cpp
View File

@ -15,7 +15,7 @@ esp_err_t err;
// populate cfg vars with factory settings
void defaultConfig() {
cfg.loradr = LORADRDEFAULT; // 0-15, lora datarate, see pacounter.conf
cfg.loradr = LORADRDEFAULT; // 0-15, lora datarate, see paxcounter.conf
cfg.txpower = LORATXPOWDEFAULT; // 0-15, lora tx power
cfg.adrmode = 1; // 0=disabled, 1=enabled
cfg.screensaver = 0; // 0=disabled, 1=enabled

6
src/lmic_config.h
View File

@ -18,7 +18,7 @@
// use interrupts only if LORA_IRQ and LORA_DIO are connected to interrupt
// capable GPIO pins on your board, if not disable interrupts
//#define LMIC_USE_INTERRUPTS 1
#define LMIC_USE_INTERRUPTS 1
// time sync via LoRaWAN network, note: not supported by TTNv2
// #define LMIC_ENABLE_DeviceTimeReq 1
@ -28,14 +28,14 @@
// so consuming more power. You may sharpen (reduce) this value if you are
// limited on battery.
// ATTN: VALUES > 7 WILL CAUSE RECEPTION AND JOIN PROBLEMS WITH HIGH SF RATES
#define CLOCK_ERROR_PROCENTAGE 7
//#define CLOCK_ERROR_PROCENTAGE 5
// Set this to 1 to enable some basic debug output (using printf) about
// RF settings used during transmission and reception. Set to 2 to
// enable more verbose output. Make sure that printf is actually
// configured (e.g. on AVR it is not by default), otherwise using it can
// cause crashing.
#define LMIC_DEBUG_LEVEL 0
//#define LMIC_DEBUG_LEVEL 1
// Enable this to allow using printf() to print to the given serial port
// (or any other Print object). This can be easy for debugging. The

292
src/lorawan.cpp
View File

@ -75,6 +75,39 @@ const lmic_pinmap lmic_pins = {
.spi_freq = 0,
.pConfig = &myHalConfig};
void lora_setupForNetwork(bool preJoin) {
if (preJoin) {
#if CFG_LMIC_US_like
// in the US, with TTN, it saves join time if we start on subband 1
// (channels 8-15). This will get overridden after the join by
// parameters from the network. If working with other networks or in
// other regions, this will need to be changed.
LMIC_selectSubBand(1);
#elif CFG_LMIC_EU_like
// setting for TheThingsNetwork
// TTN uses SF9, not SF12, for RX2 window
LMIC.dn2Dr = EU868_DR_SF9;
// Disable link check validation
LMIC_setLinkCheckMode(0);
#endif
} else {
// set data rate adaptation according to saved setting
LMIC_setAdrMode(cfg.adrmode);
// set data rate and transmit power to stored device values if no ADR
if (!cfg.adrmode)
LMIC_setDrTxpow(assertDR(cfg.loradr), cfg.txpower);
// show current devaddr
ESP_LOGI(TAG, "DEVaddr: %08X", LMIC.devaddr);
ESP_LOGI(TAG, "Radio parameters: %s / %s / %s",
getSfName(updr2rps(LMIC.datarate)),
getBwName(updr2rps(LMIC.datarate)),
getCrName(updr2rps(LMIC.datarate)));
}
}
// DevEUI generator using devices's MAC address
void gen_lora_deveui(uint8_t *pdeveui) {
uint8_t *p = pdeveui, dmac[6];
@ -204,117 +237,6 @@ void showLoraKeys(void) {
#endif // VERBOSE
void onEvent(ev_t ev) {
char buff[24] = "";
switch (ev) {
case EV_SCAN_TIMEOUT:
strcpy_P(buff, PSTR("SCAN TIMEOUT"));
break;
case EV_BEACON_FOUND:
strcpy_P(buff, PSTR("BEACON FOUND"));
break;
case EV_BEACON_MISSED:
strcpy_P(buff, PSTR("BEACON MISSED"));
break;
case EV_BEACON_TRACKED:
strcpy_P(buff, PSTR("BEACON TRACKED"));
break;
case EV_JOINING:
strcpy_P(buff, PSTR("JOINING"));
break;
case EV_JOINED:
strcpy_P(buff, PSTR("JOINED"));
// set data rate adaptation according to saved setting
LMIC_setAdrMode(cfg.adrmode);
// set data rate and transmit power to defaults only if we have no ADR
if (!cfg.adrmode)
LMIC_setDrTxpow(assertDR(cfg.loradr), cfg.txpower);
// show current devaddr
ESP_LOGI(TAG, "DEVaddr=%08X", LMIC.devaddr);
ESP_LOGI(TAG, "Radio parameters %s / %s / %s",
getSfName(updr2rps(LMIC.datarate)),
getBwName(updr2rps(LMIC.datarate)),
getCrName(updr2rps(LMIC.datarate)));
break;
case EV_RFU1:
strcpy_P(buff, PSTR("RFU1"));
break;
case EV_JOIN_FAILED:
strcpy_P(buff, PSTR("JOIN FAILED"));
break;
case EV_REJOIN_FAILED:
strcpy_P(buff, PSTR("REJOIN FAILED"));
break;
case EV_TXCOMPLETE:
strcpy_P(buff, PSTR("TX COMPLETE"));
break;
case EV_LOST_TSYNC:
strcpy_P(buff, PSTR("LOST TSYNC"));
break;
case EV_RESET:
strcpy_P(buff, PSTR("RESET"));
break;
case EV_RXCOMPLETE:
// data received in ping slot
strcpy_P(buff, PSTR("RX COMPLETE"));
break;
case EV_LINK_DEAD:
strcpy_P(buff, PSTR("LINK DEAD"));
break;
case EV_LINK_ALIVE:
strcpy_P(buff, PSTR("LINK_ALIVE"));
break;
case EV_SCAN_FOUND:
strcpy_P(buff, PSTR("SCAN FOUND"));
break;
case EV_TXSTART:
if (!(LMIC.opmode & OP_JOINING)) {
strcpy_P(buff, PSTR("TX START"));
}
break;
case EV_TXCANCELED:
strcpy_P(buff, PSTR("TX CANCELLED"));
break;
case EV_RXSTART:
strcpy_P(buff, PSTR("RX START"));
break;
case EV_JOIN_TXCOMPLETE:
strcpy_P(buff, PSTR("JOIN WAIT"));
break;
default:
sprintf_P(buff, PSTR("LMIC EV %d"), ev);
break;
}
// Log & Display if asked
if (*buff) {
ESP_LOGI(TAG, "%s", buff);
sprintf(lmic_event_msg, buff);
}
}
// LMIC send task
void lora_send(void *pvParameters) {
configASSERT(((uint32_t)pvParameters) == 1); // FreeRTOS check
@ -324,9 +246,9 @@ void lora_send(void *pvParameters) {
while (1) {
// postpone until we are joined if we are not
while (!LMIC.devaddr) {
vTaskDelay(pdMS_TO_TICKS(500));
}
// while (!LMIC.devaddr) {
// vTaskDelay(pdMS_TO_TICKS(500));
//}
// fetch next or wait for payload to send from queue
if (xQueueReceive(LoraSendQueue, &SendBuffer, portMAX_DELAY) != pdTRUE) {
@ -337,7 +259,8 @@ void lora_send(void *pvParameters) {
// attempt to transmit payload
else {
switch (LMIC_sendWithCallback_strict(
// switch (LMIC_sendWithCallback_strict(
switch (LMIC_sendWithCallback(
SendBuffer.MessagePort, SendBuffer.Message, SendBuffer.MessageSize,
(cfg.countermode & 0x02), myTxCallback, NULL)) {
@ -351,7 +274,8 @@ void lora_send(void *pvParameters) {
lora_enqueuedata(&SendBuffer); // re-enqueue the undelivered message
break;
case LMIC_ERROR_TX_TOO_LARGE: // message size exceeds LMIC buffer size
case LMIC_ERROR_TX_NOT_FEASIBLE: // message too large for current datarate
case LMIC_ERROR_TX_NOT_FEASIBLE: // message too large for current
// datarate
ESP_LOGI(TAG,
"Message too large to send, message not sent and deleted");
// we need some kind of error handling here -> to be done
@ -385,9 +309,9 @@ esp_err_t lora_stack_init() {
&lmicTask, // task handle
1); // CPU core
if (!LMIC_startJoining()) { // start joining
// start join
if (!LMIC_startJoining())
ESP_LOGI(TAG, "Already joined");
}
// start lmic send task
xTaskCreatePinnedToCore(lora_send, // task function
@ -480,41 +404,137 @@ finish:
// LMIC lorawan stack task
void lmictask(void *pvParameters) {
configASSERT(((uint32_t)pvParameters) == 1); // FreeRTOS check
configASSERT(((uint32_t)pvParameters) == 1);
// setup LMIC stack
os_init(); // initialize lmic run-time environment
LMIC_reset(); // initialize lmic MAC
// pre-join settings
LMIC_setDrTxpow(assertDR(LORADRDEFAULT), LORATXPOWDEFAULT);
LMIC_setLinkCheckMode(0);
// register a callback for downlink messages and lmic events.
// We aren't trying to write reentrant code, so pUserData is NULL.
// LMIC_reset() doesn't affect callbacks, so we can do this first.
LMIC_registerRxMessageCb(myRxCallback, NULL);
LMIC_registerEventCb(myEventCallback, NULL);
// Reset the MAC state. Session and pending data transfers will be
// discarded.
LMIC_reset();
// This tells LMIC to make the receive windows bigger, in case your clock is
// faster or slower. This causes the transceiver to be earlier switched on,
// so consuming more power. You may sharpen (reduce) CLOCK_ERROR_PERCENTAGE
// in src/lmic_config.h if you are limited on battery.
#ifdef CLOCK_ERROR_PROCENTAGE
LMIC_setClockError(MAX_CLOCK_ERROR * CLOCK_ERROR_PROCENTAGE / 100);
LMIC_setClockError(CLOCK_ERROR_PROCENTAGE * MAX_CLOCK_ERROR / 100);
#endif
#if CFG_LMIC_US_like
// in the US, with TTN, it saves join time if we start on subband 1
// (channels 8-15). This will get overridden after the join by parameters
// from the network. If working with other networks or in other regions,
// this will need to be changed.
LMIC_selectSubBand(1);
#endif
// register a callback for downlink messages. We aren't trying to write
// reentrant code, so pUserData is NULL.
LMIC_registerRxMessageCb(myRxCallback, NULL);
while (1) {
os_runloop_once(); // execute lmic scheduled jobs and events
delay(2); // yield to CPU
}
} // lmictask
// lmic event handler
void myEventCallback(void *pUserData, ev_t ev) {
char buff[24] = "";
switch (ev) {
case EV_SCAN_TIMEOUT:
strcpy_P(buff, PSTR("SCAN TIMEOUT"));
break;
case EV_BEACON_FOUND:
strcpy_P(buff, PSTR("BEACON FOUND"));
break;
case EV_BEACON_MISSED:
strcpy_P(buff, PSTR("BEACON MISSED"));
break;
case EV_BEACON_TRACKED:
strcpy_P(buff, PSTR("BEACON TRACKED"));
break;
case EV_JOINING:
strcpy_P(buff, PSTR("JOINING"));
// do the network-specific setup prior to join.
lora_setupForNetwork(true);
break;
case EV_JOINED:
strcpy_P(buff, PSTR("JOINED"));
// do the after join network-specific setup.
lora_setupForNetwork(false);
break;
case EV_RFU1:
strcpy_P(buff, PSTR("RFU1"));
break;
case EV_JOIN_FAILED:
strcpy_P(buff, PSTR("JOIN FAILED"));
break;
case EV_REJOIN_FAILED:
strcpy_P(buff, PSTR("REJOIN FAILED"));
break;
case EV_TXCOMPLETE:
strcpy_P(buff, PSTR("TX COMPLETE"));
break;
case EV_LOST_TSYNC:
strcpy_P(buff, PSTR("LOST TSYNC"));
break;
case EV_RESET:
strcpy_P(buff, PSTR("RESET"));
break;
case EV_RXCOMPLETE:
strcpy_P(buff, PSTR("RX COMPLETE"));
break;
case EV_LINK_DEAD:
strcpy_P(buff, PSTR("LINK DEAD"));
break;
case EV_LINK_ALIVE:
strcpy_P(buff, PSTR("LINK_ALIVE"));
break;
case EV_SCAN_FOUND:
strcpy_P(buff, PSTR("SCAN FOUND"));
break;
case EV_TXSTART:
strcpy_P(buff, PSTR("TX START"));
break;
case EV_TXCANCELED:
strcpy_P(buff, PSTR("TX CANCELLED"));
break;
case EV_RXSTART:
strcpy_P(buff, PSTR("RX START"));
break;
case EV_JOIN_TXCOMPLETE:
strcpy_P(buff, PSTR("JOIN WAIT"));
break;
default:
sprintf_P(buff, PSTR("LMIC EV %d"), ev);
break;
}
// Log & Display if asked
if (*buff) {
ESP_LOGD(TAG, "%s", buff);
sprintf(lmic_event_msg, buff);
}
}
// receive message handler
void myRxCallback(void *pUserData, uint8_t port, const uint8_t *pMsg,
size_t nMsg) {