Basic xdot code to check how many memory is available for user APP after initializing libxdot lorawan stack
Diff: examples/src/dot_util.cpp
- Revision:
- 0:a151a6350d7f
- Child:
- 1:c4915e00d2ce
diff -r 000000000000 -r a151a6350d7f examples/src/dot_util.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/examples/src/dot_util.cpp Wed Oct 05 21:07:50 2016 +0000 @@ -0,0 +1,186 @@ +#include "dot_util.h" + +void display_config() { + // display configuration and library version information + logInfo("version: %s", dot->getId().c_str()); + logInfo("general configuration"); + logInfo("---------------------"); + logInfo("\tdevice ID/EUI: %s", mts::Text::bin2hexString(dot->getDeviceId()).c_str()); + logInfo("\tfrequency band: %s", mDot::FrequencyBandStr(dot->getFrequencyBand()).c_str()); + logInfo("\tfrequency sub band: %u", dot->getFrequencySubBand()); + logInfo("\tpublic network: %s", dot->getPublicNetwork() == true ? "on" : "off"); + logInfo("credentials configuration"); + logInfo("-------------------------"); + logInfo("\tnetwork name: %s", dot->getNetworkName().c_str()); + logInfo("\tnetwork phrase: %s", dot->getNetworkPassphrase().c_str()); + logInfo("\tnetwork join mode: %s", mDot::JoinModeStr(dot->getJoinMode()).c_str()); + logInfo("communication parameters"); + logInfo("------------------------"); + logInfo("\tacks: %s, %u attempts", dot->getAck() > 0 ? "on" : "off", dot->getAck()); + logInfo("\tTX datarate: %s", mDot::DataRateStr(dot->getTxDataRate()).c_str()); + logInfo("\tTX power: %lu dBm", dot->getTxPower()); + logInfo("\tatnenna gain: %u dBm", dot->getAntennaGain()); +} + +void update_ota_config(std::string network_name, std::string network_passphrase, uint8_t frequency_sub_band, bool public_network, 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(); + bool current_public_network = 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 (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_public_network != public_network) { + logInfo("changing public network from %s to %s", current_public_network ? "true" : "false", public_network ? "true" : "false"); + if (dot->setPublicNetwork(public_network) != mDot::MDOT_OK) { + logError("failed to set public network to %s", public_network ? "true" : "false"); + } + } + + 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 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 < 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); + 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"); + + // go to sleep/deepsleep for delay_s seconds and wake using the RTC alarm + dot->sleep(delay_s, mDot::RTC_ALARM, deepsleep); +} + +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 rising edge 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 rising edge 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"); + + // 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); +} + +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 rising edge 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 rising edge 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"); + + // 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); +} + +void send_data(std::vector<uint8_t> data) { + uint32_t ret; + + ret = dot->send(data); + if (ret != mDot::MDOT_OK) { + logError("failed to send light data to gateway [%d][%s]", ret, mDot::getReturnCodeString(ret).c_str()); + } else { + logInfo("successfully sent light data to gateway"); + } +}