Ruuvi Firmware – Part 17: NFC Writes
In this part of the tutorial we’ll add Near Field Communication (NFC) writing from smartphone to RuuviTag. Final code...
16.11.2018 Ruuvi Software Articles
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Ruuvi Firmware – Part 16: BLE GATT Connection
In this part of the tutorial we’ll add Generic Attributes (GATT) profile to our project. Final code of this...
9.11.2018 Ruuvi Software Articles
Custom Ruuvi Data Format in a Day
Recently while we developed official Ruuvi Firmware we noticed something interesting: the battery voltage has significant voltage droop on...
8.11.2018 Ruuvi Software Articles
Ruuvi Firmware – Part 15: Watchdog
In this part of the tutorial we’ll setup a watchdog timer to reset our tag if the program “freezes”....
2.11.2018 Ruuvi Software Articles
Ruuvi Firmware – Part 14: Accelerometer Interrupt
In this part of the tutorial we’ll use interrupts to detect movement of the tag as well as to...
27.10.2018 Ruuvi Software Articles
Ruuvi Firmware – Part 13: Battery Measurement Synchronized to Radio
In this part of the tutorial we’ll synchronize the battery voltage measurement to radio transmissions. Final code of this...
19.10.2018 Ruuvi Software Articles
Ruuvi Firmware – Part 12: Bootloader
In this part of the tutorial we’ll add support for timing the tasks and scheduling tasks to be executed...
12.10.2018 Ruuvi Software Articles
Ruuvi Firmware – Part 11: Scheduler
In this part of the tutorial we’ll add support for timing the tasks and scheduling tasks to be executed...
5.10.2018 Ruuvi Software Articles
Ruuvi Firmware – Part 10: NFC Reading
In this part of the tutorial we’ll add Near-Field Communication (NFC) read functionality to the tag, i.e RuuviTag is...
28.9.2018 Ruuvi Software Articles
Ruuvi Firmware – Part 9: Bluetooth Broadcasting
In this part of the tutorial we’ll add Bluetooth broadcast functionality. We also start defining interfaces for communication interfaces...
21.9.2018 Ruuvi Software Articles
Ruuvi Firmware – Part 8: Real Time Clock
In this part of the tutorial we’ll add support for the Real Time Clock (RTC) on nRF52832. Final code...
14.9.2018 Ruuvi Software Articles
Ruuvi Firmware – Part 7: Battery Measurement With Naive Approach
In this part of the tutorial we’ll add a simple battery measurement with the internal Analog-to-Digital Converter (ADC) of...
7.9.2018 Ruuvi Software Articles
