Bluetooth GATT: How to Design Custom Services & Characteristics [MIDI device use case]
A complete guide to designing custom Bluetooth LE GATT services and characteristics, with a hands-on MIDI device implementation example using the nRF52.
A complete guide to designing custom Bluetooth LE GATT services and characteristics, with a hands-on MIDI device implementation example using the nRF52.
Learn how to capture and analyze Bluetooth LE advertising packets with the nRF52840 USB Dongle and Wireshark, including setup, display filters, coloring rules, and custom Wireshark profiles.
Understand the factors that determine Bluetooth LE data throughput — PHY selection, DLE, ATT MTU, connection intervals — and learn how to calculate and maximize your application's speed with real nRF52 test results.
Compare 17 of the most popular Bluetooth LE SoCs from Nordic Semiconductor, Dialog, Texas Instruments, STMicroelectronics, Silicon Labs, NXP, and Qualcomm — including specs, features, and pricing.
Learn how to integrate Nordic Buttonless DFU into your own nRF52 application, generate signing keys, build a secure bootloader, create DFU packages, and perform over-the-air firmware updates via nRF Connect.