Diff: MultitechDot.cpp

Revision:

0:a5748bc6e3e1

Child:

1:73cea350269e

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MultitechDot.cpp	Mon May 15 00:59:32 2017 +0300
@@ -0,0 +1,592 @@
+#include "MultitechDot.h"
+
+void MultitechDot::config(uint8_t *network_address, uint8_t *network_session_key, uint8_t *data_session_key,
+                          uint8_t frequency_sub_band, bool public_network, uint8_t ack) {
+    if (!this->getStandbyFlag()) {
+        logInfo("mbed-os library version: %d", MBED_LIBRARY_VERSION);
+
+        // start from a well-known state
+        logInfo("defaulting Dot configuration");
+        this->resetConfig();
+        this->resetNetworkSession();
+
+        // make sure library logging is turned on
+        this->setLogLevel(mts::MTSLog::INFO_LEVEL);
+
+        // update configuration if necessary
+        if (this->getJoinMode() != this->MANUAL) {
+            logInfo("changing network join mode to MANUAL");
+            if (this->setJoinMode(this->MANUAL) != this->MDOT_OK) {
+                logError("failed to set network join mode to MANUAL");
+            }
+        }
+        // in MANUAL join mode there is no join request/response transaction
+        // as long as the Dot is configured correctly and provisioned correctly on the gateway, it should be able to communicate
+        // network address - 4 bytes (00000001 - FFFFFFFE)
+        // network session key - 16 bytes
+        // data session key - 16 bytes
+        // to provision your Dot with a Conduit gateway, follow the following steps
+        //   * ssh into the Conduit
+        //   * provision the Dot using the lora-query application: http://www.multitech.net/developer/software/lora/lora-network-server/
+        //      lora-query -a 01020304 A 0102030401020304 <your Dot's device ID> 01020304010203040102030401020304 01020304010203040102030401020304
+        //   * if you change the network address, network session key, or data session key, make sure you update them on the gateway
+        // to provision your Dot with a 3rd party gateway, see the gateway or network provider documentation
+        this->update_manual_config(network_address, network_session_key, data_session_key, frequency_sub_band,
+                                   public_network, ack);
+
+        // save changes to configuration
+        logInfo("saving configuration");
+        if (!this->saveConfig()) {
+            logError("failed to save configuration");
+        }
+
+        // display configuration
+        this->display_config();
+    } else {
+        // restore the saved session if the dot woke from deepsleep mode
+        // useful to use with deepsleep because session info is otherwise lost when the dot enters deepsleep
+        logInfo("restoring network session from NVM");
+        this->restoreNetworkSession();
+    }
+}
+
+void MultitechDot::display_config() {
+    // display configuration and library version information
+    logInfo("=====================");
+    logInfo("general configuration");
+    logInfo("=====================");
+    logInfo("version ------------------ %s", this->getId().c_str());
+    logInfo("device ID/EUI ------------ %s", mts::Text::bin2hexString(this->getDeviceId()).c_str());
+    logInfo("frequency band ----------- %s", this->FrequencyBandStr(this->getFrequencyBand()).c_str());
+    if (this->getFrequencySubBand() != this->FB_EU868) {
+        logInfo("frequency sub band ------- %u", this->getFrequencySubBand());
+    }
+    logInfo("public network ----------- %s", this->getPublicNetwork() ? "on" : "off");
+    logInfo("=========================");
+    logInfo("credentials configuration");
+    logInfo("=========================");
+    logInfo("device class ------------- %s", this->getClass().c_str());
+    logInfo("network join mode -------- %s", this->JoinModeStr(this->getJoinMode()).c_str());
+    if (this->getJoinMode() == this->MANUAL || this->getJoinMode() == this->PEER_TO_PEER) {
+        logInfo("network address ---------- %s", mts::Text::bin2hexString(this->getNetworkAddress()).c_str());
+        logInfo("network session key------- %s", mts::Text::bin2hexString(this->getNetworkSessionKey()).c_str());
+        logInfo("data session key---------- %s", mts::Text::bin2hexString(this->getDataSessionKey()).c_str());
+    } else {
+        logInfo("network name ------------- %s", this->getNetworkName().c_str());
+        logInfo("network phrase ----------- %s", this->getNetworkPassphrase().c_str());
+        logInfo("network EUI -------------- %s", mts::Text::bin2hexString(this->getNetworkId()).c_str());
+        logInfo("network KEY -------------- %s", mts::Text::bin2hexString(this->getNetworkKey()).c_str());
+    }
+    logInfo("========================");
+    logInfo("communication parameters");
+    logInfo("========================");
+    if (this->getJoinMode() == this->PEER_TO_PEER) {
+        logInfo("TX frequency ------------- %lu", this->getTxFrequency());
+    } else {
+        logInfo("acks --------------------- %s, %u attempts", this->getAck() > 0 ? "on" : "off", this->getAck());
+    }
+    logInfo("TX datarate -------------- %s", this->DataRateStr(this->getTxDataRate()).c_str());
+    logInfo("TX power ----------------- %lu dBm", this->getTxPower());
+    logInfo("atnenna gain ------------- %u dBm", this->getAntennaGain());
+}
+
+void MultitechDot::update_ota_config_name_phrase(std::string network_name, std::string network_passphrase,
+                                                 uint8_t frequency_sub_band, bool public_network, uint8_t ack) {
+    std::string current_network_name = this->getNetworkName();
+    std::string current_network_passphrase = this->getNetworkPassphrase();
+    uint8_t current_frequency_sub_band = this->getFrequencySubBand();
+    bool current_public_network = this->getPublicNetwork();
+    uint8_t current_ack = this->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 (this->setNetworkName(network_name) != this->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 (this->setNetworkPassphrase(network_passphrase) != this->MDOT_OK) {
+            logError("failed to set network passphrase to \"%s\"", network_passphrase.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 (this->setFrequencySubBand(frequency_sub_band) != this->MDOT_OK) {
+            logError("failed to set frequency sub band to %u", frequency_sub_band);
+        }
+    }
+
+    if (current_public_network != public_network) {
+        logInfo("changing public network from %s to %s", current_public_network ? "on" : "off",
+                public_network ? "on" : "off");
+        if (this->setPublicNetwork(public_network) != this->MDOT_OK) {
+            logError("failed to set public network to %s", public_network ? "on" : "off");
+        }
+    }
+
+    if (current_ack != ack) {
+        logInfo("changing acks from %u to %u", current_ack, ack);
+        if (this->setAck(ack) != this->MDOT_OK) {
+            logError("failed to set acks to %u", ack);
+        }
+    }
+}
+
+void MultitechDot::update_ota_config_id_key(uint8_t *network_id, uint8_t *network_key, uint8_t frequency_sub_band,
+                                            bool public_network, uint8_t ack) {
+    std::vector<uint8_t> current_network_id = this->getNetworkId();
+    std::vector<uint8_t> current_network_key = this->getNetworkKey();
+    uint8_t current_frequency_sub_band = this->getFrequencySubBand();
+    bool current_public_network = this->getPublicNetwork();
+    uint8_t current_ack = this->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 (this->setNetworkId(network_id_vector) != this->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 (this->setNetworkKey(network_key_vector) != this->MDOT_OK) {
+            logError("failed to set network KEY to \"%s\"", mts::Text::bin2hexString(network_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 (this->setFrequencySubBand(frequency_sub_band) != this->MDOT_OK) {
+            logError("failed to set frequency sub band to %u", frequency_sub_band);
+        }
+    }
+
+    if (current_public_network != public_network) {
+        logInfo("changing public network from %s to %s", current_public_network ? "on" : "off",
+                public_network ? "on" : "off");
+        if (this->setPublicNetwork(public_network) != this->MDOT_OK) {
+            logError("failed to set public network to %s", public_network ? "on" : "off");
+        }
+    }
+
+    if (current_ack != ack) {
+        logInfo("changing acks from %u to %u", current_ack, ack);
+        if (this->setAck(ack) != this->MDOT_OK) {
+            logError("failed to set acks to %u", ack);
+        }
+    }
+}
+
+void MultitechDot::update_manual_config(
+        uint8_t *network_address, uint8_t *network_session_key, uint8_t *data_session_key,
+        uint8_t frequency_sub_band, bool public_network, uint8_t ack
+) {
+    std::vector<uint8_t> current_network_address = this->getNetworkAddress();
+    std::vector<uint8_t> current_network_session_key = this->getNetworkSessionKey();
+    std::vector<uint8_t> current_data_session_key = this->getDataSessionKey();
+    uint8_t current_frequency_sub_band = this->getFrequencySubBand();
+    bool current_public_network = this->getPublicNetwork();
+    uint8_t current_ack = this->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 (this->setNetworkAddress(network_address_vector) != this->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 (this->setNetworkSessionKey(network_session_key_vector) != this->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 (this->setDataSessionKey(data_session_key_vector) != this->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 (this->setFrequencySubBand(frequency_sub_band) != this->MDOT_OK) {
+            logError("failed to set frequency sub band to %u", frequency_sub_band);
+        }
+    }
+
+    if (current_public_network != public_network) {
+        logInfo("changing public network from %s to %s", current_public_network ? "on" : "off",
+                public_network ? "on" : "off");
+        if (this->setPublicNetwork(public_network) != this->MDOT_OK) {
+            logError("failed to set public network to %s", public_network ? "on" : "off");
+        }
+    }
+
+    if (current_ack != ack) {
+        logInfo("changing acks from %u to %u", current_ack, ack);
+        if (this->setAck(ack) != this->MDOT_OK) {
+            logError("failed to set acks to %u", ack);
+        }
+    }
+}
+
+void MultitechDot::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 = this->getNetworkAddress();
+    std::vector<uint8_t> current_network_session_key = this->getNetworkSessionKey();
+    std::vector<uint8_t> current_data_session_key = this->getDataSessionKey();
+    uint32_t current_tx_frequency = this->getTxFrequency();
+    uint8_t current_tx_datarate = this->getTxDataRate();
+    uint8_t current_tx_power = this->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 (this->setNetworkAddress(network_address_vector) != this->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 (this->setNetworkSessionKey(network_session_key_vector) != this->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 (this->setDataSessionKey(data_session_key_vector) != this->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 (this->setTxFrequency(tx_frequency) != this->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 (this->setTxDataRate(tx_datarate) != this->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 (this->setTxPower(tx_power) != this->MDOT_OK) {
+            logError("failed to set TX power to %u", tx_power);
+        }
+    }
+}
+
+void MultitechDot::update_network_link_check_config(uint8_t link_check_count, uint8_t link_check_threshold) {
+    uint8_t current_link_check_count = this->getLinkCheckCount();
+    uint8_t current_link_check_threshold = this->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 (this->setLinkCheckCount(link_check_count) != this->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 (this->setLinkCheckThreshold(link_check_threshold) != this->MDOT_OK) {
+            logError("failed to set link check threshold to %u", link_check_threshold);
+        }
+    }
+}
+
+void MultitechDot::join_network() {
+    int32_t j_attempts = 0;
+    int32_t ret = this->MDOT_ERROR;
+
+    // attempt to join the network
+    while (ret != this->MDOT_OK) {
+        logInfo("attempt %d to join network", ++j_attempts);
+        ret = this->joinNetwork();
+        if (ret != this->MDOT_OK) {
+            logError("failed to join network %d:%s", ret, this->getReturnCodeString(ret).c_str());
+            // in some frequency bands we need to wait until another channel is available before transmitting again
+            uint32_t delay_s = (this->getNextTxMs() / 1000) + 1;
+            if (delay_s < 2) {
+                logInfo("waiting %lu s until next free channel", delay_s);
+                wait(delay_s);
+            } else {
+                logInfo("sleeping %lu s until next free channel", delay_s);
+                this->sleep(delay_s, this->RTC_ALARM, false);
+            }
+        }
+    }
+}
+
+void MultitechDot::deep_sleep(uint32_t min_delay_s) {
+    uint32_t delay_s = this->getNextTxMs() / 1000;
+
+    // save the session so we don't need to join again after waking up
+    // not necessary if going into sleep mode since RAM is retained
+    logInfo("saving network session to NVM");
+    this->saveNetworkSession();
+
+    if (delay_s < min_delay_s) {
+        delay_s = min_delay_s;
+    }
+
+    logInfo("deepsleeping %lus", delay_s);
+    logInfo("application will execute from beginning after waking up");
+
+    // go to deepsleep for delay_s seconds and wake using the RTC alarm
+    this->sleep(delay_s, this->RTC_ALARM, true);
+}
+
+void MultitechDot::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 = this->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
+    this->sleep(delay_s, this->RTC_ALARM, deepsleep);
+
+    if (!deepsleep) {
+        // restore the GPIO state.
+        sleep_restore_io();
+    }
+}
+
+void MultitechDot::sleep_wake_interrupt_only(bool deepsleep) {
+    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
+        this->setWakePin(WAKE);
+    }
+
+    logInfo("%ssleeping until interrupt on %s pin", deepsleep ? "deep" : "",
+            deepsleep ? "WAKE" : this->pinName2Str(this->getWakePin()).c_str());
+
+    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.
+        this->sleep_save_io();
+
+        // configure GPIOs for lowest current
+        this->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
+    this->sleep(0, this->INTERRUPT, deepsleep);
+
+    if (!deepsleep) {
+        // restore the GPIO state.
+        this->sleep_restore_io();
+    }
+}
+
+void MultitechDot::sleep_wake_rtc_or_interrupt(uint32_t delay_s, bool deepsleep) {
+    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 this->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
+        this->setWakePin(WAKE);
+    }
+
+    logInfo("%ssleeping %lus or until interrupt on %s pin", deepsleep ? "deep" : "", delay_s,
+            deepsleep ? "WAKE" : this->pinName2Str(this->getWakePin()).c_str());
+
+    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.
+        this->sleep_save_io();
+
+        // configure GPIOs for lowest current
+        this->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
+    this->sleep(delay_s, this->RTC_ALARM_OR_INTERRUPT, deepsleep);
+
+    if (!deepsleep) {
+        // restore the GPIO state.
+        this->sleep_restore_io();
+    }
+}
+
+void MultitechDot::sleep_save_io() {
+    xdot_save_gpio_state();
+}
+
+void MultitechDot::sleep_configure_io() {
+    // 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 (this->getWakePin() != WAKE || this->getWakeMode() == this->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 (this->getWakePin() != GPIO0 || this->getWakeMode() == this->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 (this->getWakePin() != GPIO1 || this->getWakeMode() == this->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 (this->getWakePin() != GPIO2 || this->getWakeMode() == this->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 (this->getWakePin() != GPIO3 || this->getWakeMode() == this->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 (this->getWakePin() != UART1_RX || this->getWakeMode() == this->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);
+    }
+}
+
+void MultitechDot::sleep_restore_io() {
+    xdot_restore_gpio_state();
+}
+
+void MultitechDot::send_data(std::vector<uint8_t> data) {
+    uint32_t ret;
+
+    ret = this->send(data);
+    if (ret != this->MDOT_OK) {
+        logError("failed to send data to %s [%d][%s]", this->getJoinMode() == this->PEER_TO_PEER ? "peer" : "gateway",
+                 ret, this->getReturnCodeString(ret).c_str());
+    } else {
+        logInfo("successfully sent data to %s", this->getJoinMode() == this->PEER_TO_PEER ? "peer" : "gateway");
+    }
+}