2MB 4MB ASRs-PRO Intelligent Speech Recognition Control Module Offline Voice Development Board Supports UART/12C/PWM/SPI

1111MicrosoftInternetExplorer402DocumentNotSpecified7 8 磅Normal0Feature 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 Specification Processing performance Recognition rate over 98 Recognition distance up to 10 metersRecognition response time less than 0 1SChip parameters System frequency 240MHzSRAM 640KBFLASH Available in 2MB and 4MB specificationsSupply voltage 3 6V 5VPower supply current 500mASupporting interfaces UART 12C PWM SPI GPIOAvailable for 10 ports Quantity 10Serial port speed default 9600bpsSPI Flash 2MB built in 4MB built in Size 37 33mmButton burning Added button burning to solve the problem of automatic download failurePower chip Adding a separate 3 3V power chip increases the ability to drive external devices reduces the risk of main control burnout a