HLK-V20 Intelligent Voice Recognition Chip Control Module Development Board Custom Word Voice Control Switch Module

Overview HLK V20 is the latest high performance pure offline speech recognition module for a large number of pure offline control scenarios and products It can be widely and quickly applied to smart homes various smart small appliances 86 boxes toys lamps industrial medical Products that require voice control such as the Internet of Things automobiles security and lighting The module uses a 32 bit RSIC architecture core and adds a DSP instruction set specifically for signal processing and speech recognition an FPU arithmetic unit that supports floating point operations and an FFT accelerator The audio signal is trained and learned through the neural network to improve the voice signal Recognition ability The solution supports offline recognition of 150 local commands can freely customize wake up words command words and response broadcast words and has a wealth of peripheral interfaces Add a relay to the bottom plate to control high power electrical appliances Function Processing kernel ●32bit RISC core running frequency 240M● Support DSP instruction set and FPU floating point arithmetic unit● FFT accelerator supports up to 1024 points of complex FFT IFFT operations or 2048 points of real FFT IFFT operations Calculate● Customized speech algorithm operatorStorage ● Built in high speed SRAM● Built in 2MB FLASHAudio input and output ● Support 1 analog Mic input● Support dual channel DAC output● Support I2S input outputHardware description Board size 31 75m