ASR PRO-V2.0 development board 2MB/4MB offline intelligent speech recognition module core board ASRPRO 2.0 voice module

High-concerned chemical : none Model Number : ASR PRO-V2.0 Development Board 4M Supply Voltage : 3.6V-5V Type : Module Brand Name : DIY NOW Origin : Mainland China Condition : New

Features: 1. Enhance power protection: Add a 3.3V power chip to reduce the risk of main control burnout and improve system stability. 2. Preventing high voltage damage: Adding TVS diodes effectively prevents damage to onboard components caused by high voltage, enhancing durability. 3. One click download function: solves the reset problem, completes program download with one click, and ensures smooth programming even when the circuit reset fails. 4. Flexible interface design: Added 1.25mm spacing interface, convenient for users to connect external microphones, supports DIY customization. 5. Powerful peripheral driver: The 3.3V power chip enhances the driving capability of external devices, protects the main controller, and improves overall performance.

Product Description: ASRPRO 2.0 version adds a power chip to reduce the risk of main control burnout and improve stability. It also adds TVS diodes to prevent high-voltage damage to components and solves reset problems with one click download. One click download function, one click solution to program download failure caused by circuit reset failure. Add 1.25 spacing interfaces for users to easily connect external microphones and DIY. 3.3V power chip, adding 3.3V power chip, increasing the ability to drive external devices, protecting and reducing the risk of main control burnout, and improving stability. The ASRPRO2. O model has added TVS diodes to prevent damage to onboard components caused by high voltage, greatly improving durability.

Parameter: Processing performance: Recognition rate: over 98% Recognition distance: up to 10 meters Recognition response time: less than 0.1S Chip parameters: System frequency: 240MHz SRAM:640KB FLASH: Available in 2MB and 4MB specifications Supply voltage: 3.6V-5V Power supply current:> 500mA Supporting interfaces: UART/12C/PWM/SPI/GPIO Available for 10 ports Quantity: 10 Serial port speed: default 9600bps SPI Flash 2MB (built-in) 4MB (built-in) Size: 37 * 33mm Button burning: Added button burning to solve the problem of automatic download failure Power chip: Adding a separate 3.3V power chip increases the ability to drive external devices, reduces the risk of main control burnout, and improves stability TVS diode: Added TVS diode to prevent high voltage and damage to onboard components New microphone interface: Add a microphone interface for users to DIY external microphones

Package Include: 1X development board 2X pin headers(Welded or unwelded needle arrangement is optional)

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