Dalianda Holdings, a leading semiconductor component distributor focused on the Asia-Pacific market, recently announced the launch of a voice recognition solution based on Nuvoton’s ISD9160 combined with Cyberon’s advanced algorithm. This innovative solution supports 20 different languages and offers a wide range of functionalities such as voice wake-up, voice recognition, voice playback, and MCU control. It also allows users to store sound data in an SPI Flash, making it highly customizable and adaptable for various applications.
Let’s take a closer look at the features and architecture of this groundbreaking solution:
*Figure 1 - Dalian Dapinjia launches a voice recognition scheme based on the Nuvoton ISD9160 + Cyberon algorithm*
The ISD9160 is a single-chip voice/audio system (SoC) developed by Nuvoton, featuring the Cortex™-M0 core. It provides a powerful yet cost-effective solution for applications that require high-quality audio and voice capabilities. With its highly integrated architecture, the ISD9160 includes a 32-bit Cortex™-M0 processor, a wide operating voltage range of 2.4V to 5.5V, an I2S digital audio interface, a 1W speaker driver, built-in flash memory, a 3V regulator, and multiple function GPIOs—making it ideal for both consumer and industrial applications.
*Figure 2: System architecture of Dalian Dapinjia’s Nuvoton ISD9160 + Cyberon algorithm-based speech recognition solution*
Compared to ADPCM, the ISD9160’s high-compression algorithm achieves over 50% compression, significantly reducing memory requirements while maintaining excellent audio quality. The embedded flash memory can be used for both program code and audio storage, and the chip also supports external flash memory for extended playback time. This makes the ISD9160 a perfect choice for a wide variety of voice and audio applications across different industries.
**Key Features:**
- ARM® Cortex™-M0 core with up to 50MHz execution speed
- Ultra-low power consumption ("1μA")
- Sigma-Delta ADC with PGA and gain boost stage for microphone interface, offering a 92dB signal-to-noise ratio (SNR)
- Audio PWM speaker driver capable of delivering 1W at 5.5V
- Analog GPIO (port B) for sensor interface and capacitive sensing, with a programmable current source
This new voice recognition solution from Dalianda Holdings not only enhances user interaction but also simplifies development for designers looking to integrate voice-enabled features into their products. Whether for smart home devices, industrial automation, or wearable technology, this solution sets a new standard in performance, efficiency, and flexibility.
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