Overview
Description
This highly integrated solution supports the full Bluetooth® 4.2 features. As a SmartBond™ device, it offers the highest performance, lowest power consumption and smallest footprint. Delivering processing capacity when you need it and saving power when you don’t, it can manage multi-sensor arrays and enable always-on sensing. Plus, our SmartSnippets™ tooling helps you optimize your software for power consumption.
The DA14681 system-on-chip (SoC) includes Flash memory, offers unlimited execution space and enables Over-the-Air (OTA) updates. With an integrated power management unit (PMU) that includes system power rails, a battery charger and a fuel gauge, it supports rechargeable batteries natively and can power a complete wearable system. Meanwhile, a dedicated hardware crypto engine delivers banking-level security (including Apple HomeKit support) with end-to-end encryption to keep personal data safe.
The DA14681 delivers unparalleled flexibility offering virtually unlimited computing space to software application developers by enabling the latter to expand the size of their code execution space through a flexible external memory interface.
Features
- Bluetooth Low Energy (Bluetooth 4.2 specification)
- Arm® Cortex®-M0 application processor
- Flexible memory architecture: 64kB One-Time-Programmable (OTP) memory, 128kB Data SRAM, 16kB Cache SRAM, 128kB ROM
- Dedicated hardware crypto engine
- Integrated battery and system PMU
- Power supply 1.7V - 4.75V
- Single pin RF I/O
- Rich set of analog and digital peripherals
Benefits
- Processing power on-demand
- Unlimited execution space
- High-level security
- PMU can power a complete wearable system
- Advanced interfaces for voice commands and audio support
- World-class radio performance
- Sensor hub functionality
- Optimized for flexibility, lowest power consumption, smallest footprint, and lowest system cost
Comparison
Applications
Design & Development
Software & Tools
Software & Tools
| Software title
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Software type
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Company
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|---|---|---|
| SmartBond™ Development Tools SmartSnippets™ Studio is a royalty-free software development platform for SmartBond™ devices.
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Software Package | Renesas |
| Renesas Bluetooth® Low Energy Mobile Application Suite Renesas’ comprehensive collection of Bluetooth® Low Energy mobile applications: SmartBond, SmartConfig, SmartConsole, SmartTags, and SUOTA
|
Software Package | Renesas |
2 items
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Software Downloads
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|---|---|---|
| Type | Title | Date |
| Software & Tools - Other | PDF 1.73 MB | |
| Software & Tools - Software | ZIP 15.51 MB | |
| Software & Tools - Other | ZIP 177 KB | |
| Software & Tools - Other | ZIP 2.59 MB | |
| Software & Tools - Software | ZIP 434 KB | |
| Software & Tools - Software | PDF 618 KB | |
| Software & Tools - Software | ZIP 14.42 MB | |
| Software & Tools - Other | PDF 293 KB | |
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8 items
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Sample Code
Boards & Kits
Development
DA14681-HOMEKIT
Obsolete
DA14681 HomeKit Development Kit for Apple HAP
Renesas' HomeKit development kit represents a certified solution for the Apple HomeKit Accessory Profile (HAP), specification R14, supporting all Bluetooth® low energy profiles within Apple’s Smart Home platform.
The kit is built on the DA1468x System-on-Chip (SoC), the most integrated...
Recommended Documents:
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.
Product Options
Applied Filters:
Support
Support Communities
Get quick technical support online from Renesas Engineering Community technical staff.
Resources
Support Communities
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DA14681
hello regarding the DA14681 this device support the SPP (custom profile) and the Homekit standard from Apple will you introduce a pin/pin version with more output power ? I have a second question related to the schematic of the developpement kit; I did'nt have the schematic of the ...
Apr 24, 2017 -
PLT making bin.cached file for DA14681-01 (AE) & SUOTA
... tried the bin2img script with the documentation found in UM-B-041_DA1458x_DA1468x_Production_Line_Tool_4v0.pdf but the options only allowed for DA14681-00(AD)(SEE IMAGE ATTATCHED) . Are there updated instructions for flashing the DA14681-01(AE) or other methods to use? I'm also interested ...
Oct 24, 2017 -
DA14681-01DKWEAR suota initial flash failed
... DA14681-01-Release_QSPI_SUOTA\pxp_reporter.bin boot loader D:\DA1468x_DA15xxx_SDK_1.0.12.1078\sdk\bsp\system\loaders\ble_suota_loader\DA14681-01-Release_QSPI\ble_suota_loader.bin ....................................................................................................................... .. .. Preparing image file .. ....................................................................................................................... Using SDK from D:\DA1468x_DA15xxx_SDK_1.0.12.1078 "D:\DA1468x_DA15xxx ...
May 25, 2018