12.02.2016
Suche dringend Freelancer für HH für sofort
Bluetooth/BLE Developer
– BCM20736 practical expertise
– WICED SDK
– GattDB definitions
– Low-Power / Sleep modes
Field of Work:
– Standard C Application available (as draft)
– APP is controlling device via BLE
– authentication
– send commands and requests for data to main CPU
– also sends large data packets (firmware update 400kbyte)
– Data payload received via UART from main CPU
– streaming data to be sent -> BLE (32byte every 100ms)
– answer with requested data packets
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Lo-Level BLE Developer
– ArmCortex knowhow – ideal ST32L476
– IAP (in Application programming) – Use Dual bank for firmware update
– Bootloader expertise (secure flashing / brick-safe)
– CRC checking of data
– programming in Standard C (not c++)
– gnu arm-non-eabi toolchain
Field of work:
– Reception of FW via BLE / UART
– assurance of correct reception / missing packets
– writing new firmware to inactive Bank
– reprogram / alias to new firmware addresses on next reboot
– switch back possibility
Bitte PN hier an mich!
CV / Profil an mail@berndhaensch.de mit Stundensatz und Verfügbarkeit!