Jose Rios
Basic xdot code to check how many memory is available for user APP after initializing libxdot lorawan stack
Diff: src/dot_util.cpp
- Revision:
- 43:97fd5b4de956
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/dot_util.cpp Wed Jul 07 11:34:06 2021 +0000
@@ -0,0 +1,758 @@
+#include "dot_util.h"
+#if defined(TARGET_XDOT_L151CC)
+#include "xdot_low_power.h"
+#endif
+
+#if defined(TARGET_MTS_MDOT_F411RE)
+uint32_t portA[6];
+uint32_t portB[6];
+uint32_t portC[6];
+uint32_t portD[6];
+uint32_t portH[6];
+#endif
+
+
+lora::ChannelPlan* create_channel_plan() {
+ lora::ChannelPlan* plan;
+
+#if CHANNEL_PLAN == CP_US915
+ plan = new lora::ChannelPlan_US915();
+#elif CHANNEL_PLAN == CP_AU915
+ plan = new lora::ChannelPlan_AU915();
+#elif CHANNEL_PLAN == CP_EU868
+ plan = new lora::ChannelPlan_EU868();
+#elif CHANNEL_PLAN == CP_KR920
+ plan = new lora::ChannelPlan_KR920();
+#elif CHANNEL_PLAN == CP_IN865
+ plan = new lora::ChannelPlan_IN865();
+#elif CHANNEL_PLAN == CP_AS923
+ plan = new lora::ChannelPlan_AS923();
+#elif CHANNEL_PLAN == CP_AS923_2
+ plan = new lora::ChannelPlan_AS923();
+#elif CHANNEL_PLAN == CP_AS923_3
+ plan = new lora::ChannelPlan_AS923();
+#elif CHANNEL_PLAN == CP_AS923_JAPAN
+ plan = new lora::ChannelPlan_AS923_Japan();
+#elif CHANNEL_PLAN == CP_AS923_JAPAN1
+ plan = new lora::ChannelPlan_AS923_Japan1();
+#elif CHANNEL_PLAN == CP_AS923_JAPAN2
+ plan = new lora::ChannelPlan_AS923_Japan2();
+#elif CHANNEL_PLAN == CP_RU864
+ plan = new lora::ChannelPlan_RU864();
+#else
+ plan = new lora::ChannelPlan_US915();
+#endif
+
+ return plan;
+}
+
+
+void display_config() {
+ // display configuration and library version information
+ logInfo("=====================");
+ logInfo("general configuration");
+ logInfo("=====================");
+ logInfo("version ------------------ %s", dot->getId().c_str());
+ logInfo("device ID/EUI ------------ %s", mts::Text::bin2hexString(dot->getDeviceId()).c_str());
+ logInfo("default channel plan ----- %s", mDot::FrequencyBandStr(dot->getDefaultFrequencyBand()).c_str());
+ logInfo("current channel plan ----- %s", mDot::FrequencyBandStr(dot->getFrequencyBand()).c_str());
+ if (lora::ChannelPlan::IsPlanFixed(dot->getFrequencyBand())) {
+ logInfo("frequency sub band ------- %u", dot->getFrequencySubBand());
+ }
+
+ std::string network_mode_str("Undefined");
+ uint8_t network_mode = dot->getPublicNetwork();
+ if (network_mode == lora::PRIVATE_MTS)
+ network_mode_str = "Private MTS";
+ else if (network_mode == lora::PUBLIC_LORAWAN)
+ network_mode_str = "Public LoRaWAN";
+ else if (network_mode == lora::PRIVATE_LORAWAN)
+ network_mode_str = "Private LoRaWAN";
+ logInfo("public network ----------- %s", network_mode_str.c_str());
+
+ logInfo("=========================");
+ logInfo("credentials configuration");
+ logInfo("=========================");
+ logInfo("device class ------------- %s", dot->getClass().c_str());
+ logInfo("network join mode -------- %s", mDot::JoinModeStr(dot->getJoinMode()).c_str());
+ if (dot->getJoinMode() == mDot::MANUAL || dot->getJoinMode() == mDot::PEER_TO_PEER) {
+ logInfo("network address ---------- %s", mts::Text::bin2hexString(dot->getNetworkAddress()).c_str());
+ logInfo("network session key------- %s", mts::Text::bin2hexString(dot->getNetworkSessionKey()).c_str());
+ logInfo("data session key---------- %s", mts::Text::bin2hexString(dot->getDataSessionKey()).c_str());
+ } else {
+ logInfo("network name ------------- %s", dot->getNetworkName().c_str());
+ logInfo("network phrase ----------- %s", dot->getNetworkPassphrase().c_str());
+ logInfo("network EUI -------------- %s", mts::Text::bin2hexString(dot->getNetworkId()).c_str());
+ logInfo("network KEY -------------- %s", mts::Text::bin2hexString(dot->getNetworkKey()).c_str());
+ }
+ logInfo("========================");
+ logInfo("communication parameters");
+ logInfo("========================");
+ if (dot->getJoinMode() == mDot::PEER_TO_PEER) {
+ logInfo("TX frequency ------------- %lu", dot->getTxFrequency());
+ } else {
+ logInfo("acks --------------------- %s, %u attempts", dot->getAck() > 0 ? "on" : "off", dot->getAck());
+ }
+ logInfo("TX datarate -------------- %s", mDot::DataRateStr(dot->getTxDataRate()).c_str());
+ logInfo("TX power ----------------- %lu dBm", dot->getTxPower());
+ logInfo("antenna gain ------------- %u dBm", dot->getAntennaGain());
+ logInfo("LBT ---------------------- %s", dot->getLbtTimeUs() ? "on" : "off");
+ if (dot->getLbtTimeUs()) {
+ logInfo("LBT time ----------------- %lu us", dot->getLbtTimeUs());
+ logInfo("LBT threshold ------------ %d dBm", dot->getLbtThreshold());
+ }
+}
+
+void update_ota_config_name_phrase(std::string network_name, std::string network_passphrase, uint8_t frequency_sub_band, lora::NetworkType network_type, uint8_t ack) {
+ std::string current_network_name = dot->getNetworkName();
+ std::string current_network_passphrase = dot->getNetworkPassphrase();
+ uint8_t current_frequency_sub_band = dot->getFrequencySubBand();
+ uint8_t current_network_type = dot->getPublicNetwork();
+ uint8_t current_ack = dot->getAck();
+
+ if (current_network_name != network_name) {
+ logInfo("changing network name from \"%s\" to \"%s\"", current_network_name.c_str(), network_name.c_str());
+ if (dot->setNetworkName(network_name) != mDot::MDOT_OK) {
+ logError("failed to set network name to \"%s\"", network_name.c_str());
+ }
+ }
+
+ if (current_network_passphrase != network_passphrase) {
+ logInfo("changing network passphrase from \"%s\" to \"%s\"", current_network_passphrase.c_str(), network_passphrase.c_str());
+ if (dot->setNetworkPassphrase(network_passphrase) != mDot::MDOT_OK) {
+ logError("failed to set network passphrase to \"%s\"", network_passphrase.c_str());
+ }
+ }
+
+ if (lora::ChannelPlan::IsPlanFixed(dot->getFrequencyBand())) {
+ if (current_frequency_sub_band != frequency_sub_band) {
+ logInfo("changing frequency sub band from %u to %u", current_frequency_sub_band, frequency_sub_band);
+ if (dot->setFrequencySubBand(frequency_sub_band) != mDot::MDOT_OK) {
+ logError("failed to set frequency sub band to %u", frequency_sub_band);
+ }
+ }
+ }
+
+ if (current_network_type != network_type) {
+ if (dot->setPublicNetwork(network_type) != mDot::MDOT_OK) {
+ logError("failed to set network type");
+ }
+ }
+
+ if (current_ack != ack) {
+ logInfo("changing acks from %u to %u", current_ack, ack);
+ if (dot->setAck(ack) != mDot::MDOT_OK) {
+ logError("failed to set acks to %u", ack);
+ }
+ }
+}
+
+void update_ota_config_id_key(uint8_t *network_id, uint8_t *network_key, uint8_t frequency_sub_band, lora::NetworkType network_type, uint8_t ack) {
+ std::vector<uint8_t> current_network_id = dot->getNetworkId();
+ std::vector<uint8_t> current_network_key = dot->getNetworkKey();
+ uint8_t current_frequency_sub_band = dot->getFrequencySubBand();
+ uint8_t current_network_type = dot->getPublicNetwork();
+ uint8_t current_ack = dot->getAck();
+
+ std::vector<uint8_t> network_id_vector(network_id, network_id + 8);
+ std::vector<uint8_t> network_key_vector(network_key, network_key + 16);
+
+ if (current_network_id != network_id_vector) {
+ logInfo("changing network ID from \"%s\" to \"%s\"", mts::Text::bin2hexString(current_network_id).c_str(), mts::Text::bin2hexString(network_id_vector).c_str());
+ if (dot->setNetworkId(network_id_vector) != mDot::MDOT_OK) {
+ logError("failed to set network ID to \"%s\"", mts::Text::bin2hexString(network_id_vector).c_str());
+ }
+ }
+
+ if (current_network_key != network_key_vector) {
+ logInfo("changing network KEY from \"%s\" to \"%s\"", mts::Text::bin2hexString(current_network_key).c_str(), mts::Text::bin2hexString(network_key_vector).c_str());
+ if (dot->setNetworkKey(network_key_vector) != mDot::MDOT_OK) {
+ logError("failed to set network KEY to \"%s\"", mts::Text::bin2hexString(network_key_vector).c_str());
+ }
+ }
+
+ if (lora::ChannelPlan::IsPlanFixed(dot->getFrequencyBand())) {
+ if (current_frequency_sub_band != frequency_sub_band) {
+ logInfo("changing frequency sub band from %u to %u", current_frequency_sub_band, frequency_sub_band);
+ if (dot->setFrequencySubBand(frequency_sub_band) != mDot::MDOT_OK) {
+ logError("failed to set frequency sub band to %u", frequency_sub_band);
+ }
+ }
+ }
+
+ if (current_network_type != network_type) {
+ if (dot->setPublicNetwork(network_type) != mDot::MDOT_OK) {
+ logError("failed to set network type");
+ }
+ }
+
+ if (current_ack != ack) {
+ logInfo("changing acks from %u to %u", current_ack, ack);
+ if (dot->setAck(ack) != mDot::MDOT_OK) {
+ logError("failed to set acks to %u", ack);
+ }
+ }
+}
+
+void update_manual_config(uint8_t *network_address, uint8_t *network_session_key, uint8_t *data_session_key, uint8_t frequency_sub_band, lora::NetworkType network_type, uint8_t ack) {
+ std::vector<uint8_t> current_network_address = dot->getNetworkAddress();
+ std::vector<uint8_t> current_network_session_key = dot->getNetworkSessionKey();
+ std::vector<uint8_t> current_data_session_key = dot->getDataSessionKey();
+ uint8_t current_frequency_sub_band = dot->getFrequencySubBand();
+ uint8_t current_network_type = dot->getPublicNetwork();
+ uint8_t current_ack = dot->getAck();
+
+ std::vector<uint8_t> network_address_vector(network_address, network_address + 4);
+ std::vector<uint8_t> network_session_key_vector(network_session_key, network_session_key + 16);
+ std::vector<uint8_t> data_session_key_vector(data_session_key, data_session_key + 16);
+
+ if (current_network_address != network_address_vector) {
+ logInfo("changing network address from \"%s\" to \"%s\"", mts::Text::bin2hexString(current_network_address).c_str(), mts::Text::bin2hexString(network_address_vector).c_str());
+ if (dot->setNetworkAddress(network_address_vector) != mDot::MDOT_OK) {
+ logError("failed to set network address to \"%s\"", mts::Text::bin2hexString(network_address_vector).c_str());
+ }
+ }
+
+ if (current_network_session_key != network_session_key_vector) {
+ logInfo("changing network session key from \"%s\" to \"%s\"", mts::Text::bin2hexString(current_network_session_key).c_str(), mts::Text::bin2hexString(network_session_key_vector).c_str());
+ if (dot->setNetworkSessionKey(network_session_key_vector) != mDot::MDOT_OK) {
+ logError("failed to set network session key to \"%s\"", mts::Text::bin2hexString(network_session_key_vector).c_str());
+ }
+ }
+
+ if (current_data_session_key != data_session_key_vector) {
+ logInfo("changing data session key from \"%s\" to \"%s\"", mts::Text::bin2hexString(current_data_session_key).c_str(), mts::Text::bin2hexString(data_session_key_vector).c_str());
+ if (dot->setDataSessionKey(data_session_key_vector) != mDot::MDOT_OK) {
+ logError("failed to set data session key to \"%s\"", mts::Text::bin2hexString(data_session_key_vector).c_str());
+ }
+ }
+
+ if (current_frequency_sub_band != frequency_sub_band) {
+ logInfo("changing frequency sub band from %u to %u", current_frequency_sub_band, frequency_sub_band);
+ if (dot->setFrequencySubBand(frequency_sub_band) != mDot::MDOT_OK) {
+ logError("failed to set frequency sub band to %u", frequency_sub_band);
+ }
+ }
+
+ if (current_network_type != network_type) {
+ if (dot->setPublicNetwork(network_type) != mDot::MDOT_OK) {
+ logError("failed to set network type");
+ }
+ }
+
+ if (current_ack != ack) {
+ logInfo("changing acks from %u to %u", current_ack, ack);
+ if (dot->setAck(ack) != mDot::MDOT_OK) {
+ logError("failed to set acks to %u", ack);
+ }
+ }
+}
+
+void update_peer_to_peer_config(uint8_t *network_address, uint8_t *network_session_key, uint8_t *data_session_key, uint32_t tx_frequency, uint8_t tx_datarate, uint8_t tx_power) {
+ std::vector<uint8_t> current_network_address = dot->getNetworkAddress();
+ std::vector<uint8_t> current_network_session_key = dot->getNetworkSessionKey();
+ std::vector<uint8_t> current_data_session_key = dot->getDataSessionKey();
+ uint32_t current_tx_frequency = dot->getTxFrequency();
+ uint8_t current_tx_datarate = dot->getTxDataRate();
+ uint8_t current_tx_power = dot->getTxPower();
+
+ std::vector<uint8_t> network_address_vector(network_address, network_address + 4);
+ std::vector<uint8_t> network_session_key_vector(network_session_key, network_session_key + 16);
+ std::vector<uint8_t> data_session_key_vector(data_session_key, data_session_key + 16);
+
+ if (current_network_address != network_address_vector) {
+ logInfo("changing network address from \"%s\" to \"%s\"", mts::Text::bin2hexString(current_network_address).c_str(), mts::Text::bin2hexString(network_address_vector).c_str());
+ if (dot->setNetworkAddress(network_address_vector) != mDot::MDOT_OK) {
+ logError("failed to set network address to \"%s\"", mts::Text::bin2hexString(network_address_vector).c_str());
+ }
+ }
+
+ if (current_network_session_key != network_session_key_vector) {
+ logInfo("changing network session key from \"%s\" to \"%s\"", mts::Text::bin2hexString(current_network_session_key).c_str(), mts::Text::bin2hexString(network_session_key_vector).c_str());
+ if (dot->setNetworkSessionKey(network_session_key_vector) != mDot::MDOT_OK) {
+ logError("failed to set network session key to \"%s\"", mts::Text::bin2hexString(network_session_key_vector).c_str());
+ }
+ }
+
+ if (current_data_session_key != data_session_key_vector) {
+ logInfo("changing data session key from \"%s\" to \"%s\"", mts::Text::bin2hexString(current_data_session_key).c_str(), mts::Text::bin2hexString(data_session_key_vector).c_str());
+ if (dot->setDataSessionKey(data_session_key_vector) != mDot::MDOT_OK) {
+ logError("failed to set data session key to \"%s\"", mts::Text::bin2hexString(data_session_key_vector).c_str());
+ }
+ }
+
+ if (current_tx_frequency != tx_frequency) {
+ logInfo("changing TX frequency from %lu to %lu", current_tx_frequency, tx_frequency);
+ if (dot->setTxFrequency(tx_frequency) != mDot::MDOT_OK) {
+ logError("failed to set TX frequency to %lu", tx_frequency);
+ }
+ }
+
+ if (current_tx_datarate != tx_datarate) {
+ logInfo("changing TX datarate from %u to %u", current_tx_datarate, tx_datarate);
+ if (dot->setTxDataRate(tx_datarate) != mDot::MDOT_OK) {
+ logError("failed to set TX datarate to %u", tx_datarate);
+ }
+ }
+
+ if (current_tx_power != tx_power) {
+ logInfo("changing TX power from %u to %u", current_tx_power, tx_power);
+ if (dot->setTxPower(tx_power) != mDot::MDOT_OK) {
+ logError("failed to set TX power to %u", tx_power);
+ }
+ }
+}
+
+void update_network_link_check_config(uint8_t link_check_count, uint8_t link_check_threshold) {
+ uint8_t current_link_check_count = dot->getLinkCheckCount();
+ uint8_t current_link_check_threshold = dot->getLinkCheckThreshold();
+
+ if (current_link_check_count != link_check_count) {
+ logInfo("changing link check count from %u to %u", current_link_check_count, link_check_count);
+ if (dot->setLinkCheckCount(link_check_count) != mDot::MDOT_OK) {
+ logError("failed to set link check count to %u", link_check_count);
+ }
+ }
+
+ if (current_link_check_threshold != link_check_threshold) {
+ logInfo("changing link check threshold from %u to %u", current_link_check_threshold, link_check_threshold);
+ if (dot->setLinkCheckThreshold(link_check_threshold) != mDot::MDOT_OK) {
+ logError("failed to set link check threshold to %u", link_check_threshold);
+ }
+ }
+}
+
+void join_network() {
+ int32_t j_attempts = 0;
+ int32_t ret = mDot::MDOT_ERROR;
+
+ // attempt to join the network
+ while (ret != mDot::MDOT_OK) {
+ logInfo("attempt %d to join network", ++j_attempts);
+ ret = dot->joinNetwork();
+ if (ret != mDot::MDOT_OK) {
+ logError("failed to join network %d:%s", ret, mDot::getReturnCodeString(ret).c_str());
+ // in some frequency bands we need to wait until another channel is available before transmitting again
+ uint32_t delay_s = (dot->getNextTxMs() / 1000) + 1;
+ if (delay_s < 5) {
+ logInfo("waiting %lu s until next free channel", delay_s);
+ ThisThread::sleep_for(std::chrono::seconds(delay_s));
+ } else {
+ logInfo("sleeping %lu s until next free channel", delay_s);
+ dot->sleep(delay_s, mDot::RTC_ALARM, false);
+ }
+ }
+ }
+}
+
+void sleep_wake_rtc_only(bool deepsleep) {
+ // in some frequency bands we need to wait until another channel is available before transmitting again
+ // wait at least 10s between transmissions
+ uint32_t delay_s = dot->getNextTxMs() / 1000;
+ if (delay_s < 10) {
+ delay_s = 10;
+ }
+
+ logInfo("%ssleeping %lus", deepsleep ? "deep" : "", delay_s);
+ logInfo("application will %s after waking up", deepsleep ? "execute from beginning" : "resume");
+
+ // lowest current consumption in sleep mode can only be achieved by configuring IOs as analog inputs with no pull resistors
+ // the library handles all internal IOs automatically, but the external IOs are the application's responsibility
+ // certain IOs may require internal pullup or pulldown resistors because leaving them floating would cause extra current consumption
+ // for xDot: UART_*, I2C_*, SPI_*, GPIO*, WAKE
+ // for mDot: XBEE_*, USBTX, USBRX, PB_0, PB_1
+ // steps are:
+ // * save IO configuration
+ // * configure IOs to reduce current consumption
+ // * sleep
+ // * restore IO configuration
+ if (! deepsleep) {
+ // save the GPIO state.
+ sleep_save_io();
+
+ // configure GPIOs for lowest current
+ sleep_configure_io();
+ }
+
+ // go to sleep/deepsleep for delay_s seconds and wake using the RTC alarm
+ dot->sleep(delay_s, mDot::RTC_ALARM, deepsleep);
+
+ if (! deepsleep) {
+ // restore the GPIO state.
+ sleep_restore_io();
+ }
+}
+
+void sleep_wake_interrupt_only(bool deepsleep) {
+#if defined (TARGET_XDOT_L151CC)
+ if (deepsleep) {
+ // for xDot, WAKE pin (connected to S2 on xDot-DK) is the only pin that can wake the processor from deepsleep
+ // it is automatically configured when INTERRUPT or RTC_ALARM_OR_INTERRUPT is the wakeup source and deepsleep is true in the mDot::sleep call
+ } else {
+ // configure WAKE pin (connected to S2 on xDot-DK) as the pin that will wake the xDot from low power modes
+ // other pins can be confgured instead: GPIO0-3 or UART_RX
+ dot->setWakePin(WAKE);
+ }
+
+ logInfo("%ssleeping until interrupt on %s pin", deepsleep ? "deep" : "", deepsleep ? "WAKE" : mDot::pinName2Str(dot->getWakePin()).c_str());
+#else
+
+ if (deepsleep) {
+ // for mDot, XBEE_DIO7 pin is the only pin that can wake the processor from deepsleep
+ // it is automatically configured when INTERRUPT or RTC_ALARM_OR_INTERRUPT is the wakeup source and deepsleep is true in the mDot::sleep call
+ } else {
+ // configure XBEE_DIO7 pin as the pin that will wake the mDot from low power modes
+ // other pins can be confgured instead: XBEE_DIO2-6, XBEE_DI8, XBEE_DIN
+ dot->setWakePin(XBEE_DIO7);
+ }
+
+ logInfo("%ssleeping until interrupt on %s pin", deepsleep ? "deep" : "", deepsleep ? "DIO7" : mDot::pinName2Str(dot->getWakePin()).c_str());
+#endif
+
+ logInfo("application will %s after waking up", deepsleep ? "execute from beginning" : "resume");
+
+ // lowest current consumption in sleep mode can only be achieved by configuring IOs as analog inputs with no pull resistors
+ // the library handles all internal IOs automatically, but the external IOs are the application's responsibility
+ // certain IOs may require internal pullup or pulldown resistors because leaving them floating would cause extra current consumption
+ // for xDot: UART_*, I2C_*, SPI_*, GPIO*, WAKE
+ // for mDot: XBEE_*, USBTX, USBRX, PB_0, PB_1
+ // steps are:
+ // * save IO configuration
+ // * configure IOs to reduce current consumption
+ // * sleep
+ // * restore IO configuration
+ if (! deepsleep) {
+ // save the GPIO state.
+ sleep_save_io();
+
+ // configure GPIOs for lowest current
+ sleep_configure_io();
+ }
+
+ // go to sleep/deepsleep and wake on rising edge of configured wake pin (only the WAKE pin in deepsleep)
+ // since we're not waking on the RTC alarm, the interval is ignored
+ dot->sleep(0, mDot::INTERRUPT, deepsleep);
+
+ if (! deepsleep) {
+ // restore the GPIO state.
+ sleep_restore_io();
+ }
+}
+
+void sleep_wake_rtc_or_interrupt(bool deepsleep) {
+ // in some frequency bands we need to wait until another channel is available before transmitting again
+ // wait at least 10s between transmissions
+ uint32_t delay_s = dot->getNextTxMs() / 1000;
+ if (delay_s < 10) {
+ delay_s = 10;
+ }
+
+#if defined (TARGET_XDOT_L151CC)
+ if (deepsleep) {
+ // for xDot, WAKE pin (connected to S2 on xDot-DK) is the only pin that can wake the processor from deepsleep
+ // it is automatically configured when INTERRUPT or RTC_ALARM_OR_INTERRUPT is the wakeup source and deepsleep is true in the mDot::sleep call
+ } else {
+ // configure WAKE pin (connected to S2 on xDot-DK) as the pin that will wake the xDot from low power modes
+ // other pins can be confgured instead: GPIO0-3 or UART_RX
+ dot->setWakePin(WAKE);
+ }
+
+ logInfo("%ssleeping %lus or until interrupt on %s pin", deepsleep ? "deep" : "", delay_s, deepsleep ? "WAKE" : mDot::pinName2Str(dot->getWakePin()).c_str());
+#else
+ if (deepsleep) {
+ // for mDot, XBEE_DIO7 pin is the only pin that can wake the processor from deepsleep
+ // it is automatically configured when INTERRUPT or RTC_ALARM_OR_INTERRUPT is the wakeup source and deepsleep is true in the mDot::sleep call
+ } else {
+ // configure XBEE_DIO7 pin as the pin that will wake the mDot from low power modes
+ // other pins can be confgured instead: XBEE_DIO2-6, XBEE_DI8, XBEE_DIN
+ dot->setWakePin(XBEE_DIO7);
+ }
+
+ logInfo("%ssleeping %lus or until interrupt on %s pin", deepsleep ? "deep" : "", delay_s, deepsleep ? "DIO7" : mDot::pinName2Str(dot->getWakePin()).c_str());
+#endif
+
+ logInfo("application will %s after waking up", deepsleep ? "execute from beginning" : "resume");
+
+ // lowest current consumption in sleep mode can only be achieved by configuring IOs as analog inputs with no pull resistors
+ // the library handles all internal IOs automatically, but the external IOs are the application's responsibility
+ // certain IOs may require internal pullup or pulldown resistors because leaving them floating would cause extra current consumption
+ // for xDot: UART_*, I2C_*, SPI_*, GPIO*, WAKE
+ // for mDot: XBEE_*, USBTX, USBRX, PB_0, PB_1
+ // steps are:
+ // * save IO configuration
+ // * configure IOs to reduce current consumption
+ // * sleep
+ // * restore IO configuration
+ if (! deepsleep) {
+ // save the GPIO state.
+ sleep_save_io();
+
+ // configure GPIOs for lowest current
+ sleep_configure_io();
+ }
+
+ // go to sleep/deepsleep and wake using the RTC alarm after delay_s seconds or rising edge of configured wake pin (only the WAKE pin in deepsleep)
+ // whichever comes first will wake the xDot
+ dot->sleep(delay_s, mDot::RTC_ALARM_OR_INTERRUPT, deepsleep);
+
+ if (! deepsleep) {
+ // restore the GPIO state.
+ sleep_restore_io();
+ }
+}
+
+void sleep_save_io() {
+#if defined(TARGET_XDOT_L151CC)
+ xdot_save_gpio_state();
+#else
+ portA[0] = GPIOA->MODER;
+ portA[1] = GPIOA->OTYPER;
+ portA[2] = GPIOA->OSPEEDR;
+ portA[3] = GPIOA->PUPDR;
+ portA[4] = GPIOA->AFR[0];
+ portA[5] = GPIOA->AFR[1];
+
+ portB[0] = GPIOB->MODER;
+ portB[1] = GPIOB->OTYPER;
+ portB[2] = GPIOB->OSPEEDR;
+ portB[3] = GPIOB->PUPDR;
+ portB[4] = GPIOB->AFR[0];
+ portB[5] = GPIOB->AFR[1];
+
+ portC[0] = GPIOC->MODER;
+ portC[1] = GPIOC->OTYPER;
+ portC[2] = GPIOC->OSPEEDR;
+ portC[3] = GPIOC->PUPDR;
+ portC[4] = GPIOC->AFR[0];
+ portC[5] = GPIOC->AFR[1];
+
+ portD[0] = GPIOD->MODER;
+ portD[1] = GPIOD->OTYPER;
+ portD[2] = GPIOD->OSPEEDR;
+ portD[3] = GPIOD->PUPDR;
+ portD[4] = GPIOD->AFR[0];
+ portD[5] = GPIOD->AFR[1];
+
+ portH[0] = GPIOH->MODER;
+ portH[1] = GPIOH->OTYPER;
+ portH[2] = GPIOH->OSPEEDR;
+ portH[3] = GPIOH->PUPDR;
+ portH[4] = GPIOH->AFR[0];
+ portH[5] = GPIOH->AFR[1];
+#endif
+}
+
+void sleep_configure_io() {
+#if defined(TARGET_XDOT_L151CC)
+ // GPIO Ports Clock Enable
+ __GPIOA_CLK_ENABLE();
+ __GPIOB_CLK_ENABLE();
+ __GPIOC_CLK_ENABLE();
+ __GPIOH_CLK_ENABLE();
+
+ GPIO_InitTypeDef GPIO_InitStruct;
+
+ // UART1_TX, UART1_RTS & UART1_CTS to analog nopull - RX could be a wakeup source
+ GPIO_InitStruct.Pin = GPIO_PIN_9 | GPIO_PIN_11 | GPIO_PIN_12;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+ // I2C_SDA & I2C_SCL to analog nopull
+ GPIO_InitStruct.Pin = GPIO_PIN_8 | GPIO_PIN_9;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+
+ // SPI_MOSI, SPI_MISO, SPI_SCK, & SPI_NSS to analog nopull
+ GPIO_InitStruct.Pin = GPIO_PIN_12 | GPIO_PIN_13 | GPIO_PIN_14 | GPIO_PIN_15;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+
+ // iterate through potential wake pins - leave the configured wake pin alone if one is needed
+ if (dot->getWakePin() != WAKE || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_0;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+ }
+ if (dot->getWakePin() != GPIO0 || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_4;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+ }
+ if (dot->getWakePin() != GPIO1 || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_5;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+ }
+ if (dot->getWakePin() != GPIO2 || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_0;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+ }
+ if (dot->getWakePin() != GPIO3 || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_2;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+ }
+ if (dot->getWakePin() != UART1_RX || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_10;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+ }
+#else
+ /* GPIO Ports Clock Enable */
+ __GPIOA_CLK_ENABLE();
+ __GPIOB_CLK_ENABLE();
+ __GPIOC_CLK_ENABLE();
+
+ GPIO_InitTypeDef GPIO_InitStruct;
+
+ // XBEE_DOUT, XBEE_DIN, XBEE_DO8, XBEE_RSSI, USBTX, USBRX, PA_12, PA_13, PA_14 & PA_15 to analog nopull
+ GPIO_InitStruct.Pin = GPIO_PIN_2 | GPIO_PIN_6 | GPIO_PIN_8 | GPIO_PIN_9 | GPIO_PIN_10
+ | GPIO_PIN_12 | GPIO_PIN_13 | GPIO_PIN_14 | GPIO_PIN_15;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+ // PB_0, PB_1, PB_3 & PB_4 to analog nopull
+ GPIO_InitStruct.Pin = GPIO_PIN_0 | GPIO_PIN_1 | GPIO_PIN_3 | GPIO_PIN_4;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+
+ // PC_9 & PC_13 to analog nopull
+ GPIO_InitStruct.Pin = GPIO_PIN_9 | GPIO_PIN_13;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
+
+ // iterate through potential wake pins - leave the configured wake pin alone if one is needed
+ // XBEE_DIN - PA3
+ // XBEE_DIO2 - PA5
+ // XBEE_DIO3 - PA4
+ // XBEE_DIO4 - PA7
+ // XBEE_DIO5 - PC1
+ // XBEE_DIO6 - PA1
+ // XBEE_DIO7 - PA0
+ // XBEE_SLEEPRQ - PA11
+
+ if (dot->getWakePin() != XBEE_DIN || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_3;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+ }
+
+ if (dot->getWakePin() != XBEE_DIO2 || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_5;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+ }
+
+ if (dot->getWakePin() != XBEE_DIO3 || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_4;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+ }
+
+ if (dot->getWakePin() != XBEE_DIO4 || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_7;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+ }
+
+ if (dot->getWakePin() != XBEE_DIO5 || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_1;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
+ }
+
+ if (dot->getWakePin() != XBEE_DIO6 || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_1;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+ }
+
+ if (dot->getWakePin() != XBEE_DIO7 || dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_0;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+ }
+
+ if (dot->getWakePin() != XBEE_SLEEPRQ|| dot->getWakeMode() == mDot::RTC_ALARM) {
+ GPIO_InitStruct.Pin = GPIO_PIN_11;
+ GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+ }
+#endif
+}
+
+void sleep_restore_io() {
+#if defined(TARGET_XDOT_L151CC)
+ xdot_restore_gpio_state();
+#else
+ GPIOA->MODER = portA[0];
+ GPIOA->OTYPER = portA[1];
+ GPIOA->OSPEEDR = portA[2];
+ GPIOA->PUPDR = portA[3];
+ GPIOA->AFR[0] = portA[4];
+ GPIOA->AFR[1] = portA[5];
+
+ GPIOB->MODER = portB[0];
+ GPIOB->OTYPER = portB[1];
+ GPIOB->OSPEEDR = portB[2];
+ GPIOB->PUPDR = portB[3];
+ GPIOB->AFR[0] = portB[4];
+ GPIOB->AFR[1] = portB[5];
+
+ GPIOC->MODER = portC[0];
+ GPIOC->OTYPER = portC[1];
+ GPIOC->OSPEEDR = portC[2];
+ GPIOC->PUPDR = portC[3];
+ GPIOC->AFR[0] = portC[4];
+ GPIOC->AFR[1] = portC[5];
+
+ GPIOD->MODER = portD[0];
+ GPIOD->OTYPER = portD[1];
+ GPIOD->OSPEEDR = portD[2];
+ GPIOD->PUPDR = portD[3];
+ GPIOD->AFR[0] = portD[4];
+ GPIOD->AFR[1] = portD[5];
+
+ GPIOH->MODER = portH[0];
+ GPIOH->OTYPER = portH[1];
+ GPIOH->OSPEEDR = portH[2];
+ GPIOH->PUPDR = portH[3];
+ GPIOH->AFR[0] = portH[4];
+ GPIOH->AFR[1] = portH[5];
+#endif
+}
+
+int send_data(std::vector<uint8_t> data) {
+ int32_t ret;
+
+ ret = dot->send(data);
+ if (ret != mDot::MDOT_OK) {
+ logError("failed to send data to %s [%d][%s]", dot->getJoinMode() == mDot::PEER_TO_PEER ? "peer" : "gateway", ret, mDot::getReturnCodeString(ret).c_str());
+ } else {
+ logInfo("successfully sent data to %s", dot->getJoinMode() == mDot::PEER_TO_PEER ? "peer" : "gateway");
+ }
+
+ return ret;
+}
+