v3.0.0 (Photon/P1/Electron/Argon/Boron/B SoM/B5 SoM/Tracker)

Device OS 3.0.0 Release is available in the Web IDE, Particle CLI and Workbench for (Photon/P1/Electron/Argon/Boron/B SoM/B5 SoM/Tracker).

Released on April 8th, 2021

See documentation about Device OS versions, their current state, upgrades and downgrades here.

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3.0.0

BREAKING CHANGES

• [Cellular] Remove rssi and qual from Cellular.RSSI() #2212
• [Gen 3] BLE API consistency enhancements #2222

FEATURES

• [Electron] Proactively attempt to recover from a number of failed cellular registration states #2301
• [Cellular] Battery presence detection when charging is disabled #2272
• Increase the maximum DTLS packet size and payload of the cloud primitives #2260
• [Cellular] Send modem firmware version to the cloud as part of the system describe message #2265
• [Gen 3] OTAv3 protocol #2199
• [Tracker] ESP32 WiFi scanning support #2250
• [Cellular] SystemPowerFeature::DISABLE_CHARGING configuration option to enable or disable charging #2257
• Network.isOn() and Network.isOff() APIs to query the network interface power state #2205
• [Gen 3] BLE legacy pairing #2237
• [Cellular] Query cellular signal while trying to register on a network #2232
• [Tracker] WiFi/GNSS/FuelGauge sleep wake-up sources #2200
• Configure multiple pins as wakeup source at a time #2228 #2231

ENHANCEMENTS

• [Argon] Reduce cloud keep-alive timeout to 25 seconds from 30 seconds #2304
• Improve I2C reset procedure to be less destructive and issue STOP condition as soon as possible #2303
• [Cellular] Perform PMIC/FuelGauge/RTC I2C bus reset on boot to avoid accidental writes after a non-graceful reset #2303
• [Cellular] System power management improvements #2272 #2290
• [Cellular] Update ICCID/IMSI to APN map with a new Kore ICCID prefix #2276
• Disable some of the elliptic-curves not in use to save flash space #2273
• [Cellular] Update LTE signal strength/quality parameters (RSRP/RSRQ) mapping to percentages #2285
• [B5 SoM / Quectel] Improve warm and cold boot behavior #2300
• [Gen 3] Custom logging categories for AT parser and GSM 07.10 multiplexer to differentiate between cellular modem and ESP32 on Tracker platforms #2267
• [Tracker] Reduce code size of GSM 07.10 multiplexer implementation making sure that ESP32 and cellular NCP client use the same template variant of it #2267
• [Electron] Speed up modem power-on #2268
• [Tracker] Cache ESP32 NCP firmware version in non-volatile memory #2269
• [Gen 3] Network interface management improvements #2217
• [Gen 3] SPI.transfer() support for constant buffers residing in flash #2196
• [Gen 3] Add characteristic discovery to BleService #2203
• [Gen 3] BLE Scanned/Connected/Disconnected/Data Received callbacks in C++ style #2224
• [Gen 3] BLE scanning filter #2223
• [Electron] Build system parts with LTO enabled #2235
• Add more operators for BleAddress, BleUuid and IPAddress#2216
• Upate MbedTLS to 2.22.0 #2117
• [Tracker] ESP32 NCP firmware updated to version 0.0.7
• Use PARTICLE_ prefix for LED defines in order not to pollute global namespace #2247
• [Gen 3] Ethernet FeatherWing power state management #2258
• [Cellular] Changes how signal strength and quality percentages are calculated to provide a more accurate representation of signal conditions #2236

BUGFIXES

• [Gen 3] Add workaround for Nordic nRF52840 anomaly 219 (TWIM: I2C timing spec is violated at 400 kHz) #2303
• [Gen 3] Fix micros/millis/unixtime becoming non-monotonic 2a4fcb82b #2303
• [Gen 3] Use PIN_INVALID when initializing SPI peripheral to avoid overriding the pin mode of the default CS pin on reinitialization #2275
• [Argon / Tracker] Make sure that ESP32 NCP power state is correctly initialized on boot #2279
• [Electron] Increase AT+COPS timeout to 5 minutes #2281
• [Electron] Fix Sleep 2.0 APIs taking up to 10 minutes to power-off the cellular modem while it's attempting network registration #2284
• [B5 SoM / Tracker] Fix warm boot sometimes requiring modem reset #2289
• [Boron / B SoM] Fix external SIM getting stuck in initialization #2263
• [BLE] Return false in BlePeerDevice::getCharacteristicByDescription() if expected characteristic was not found #2266
• [Gen 3] Fix UART DMA RX transfer size issues causing DMA writes outside of the RX buffer #2264
• [Gen 3] Fix ChannelStream::waitEvent() timeout calculation #2267
• [Gen 3] Fix warm boot feature regression introduced in 3.0.0-beta.1 #2269
• [Gen 3] Disconnect from the server on OTAv3 update errors #2270
• [Gen 2] Fix D0 alternate-function being unconditionally reset when calling Serial1.end() #2256
• [Gen 3] Fix an issue with BLE.scan() deadlocking #2220

INTERNAL

• Startup SLO automated tests #2277 #2274

System Binaries (all devices)

https://github.com/particle-iot/device-os/releases/download/v3.0.0/[email protected]

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Programming and Debugging

You can view specific programming and debugging notes for this version of firmware here.