6+1 Microphone Voice Recognition Array I2S Interface Sound Source Localization K210 Development Board Accessories

Silicon microphone parameters Onboard 6 1 MSM261S4030H0R silicon microphones support left and right channel output 3 left channel MIC M0 M2 M4 3 right channel MIC M1 M3 M5 1 right channel MIC M6 Communication interface I2S Sound pressure level 140DB SPL Sensitivity 26 DB DBFS 1KHZ 1PA Signal to noise ratio 57DB 20KHZ BAND WIDTH A WEIGHTED THD 1 100DB SPL 1KHZ S NOM RL0AD 2K Clock frequency 1 0 4 0MHZ normal mode 150 800KHZ low power consumption mode Ring LED parameters On board 12 cascaded SK9822 built in IC full color LED only need 2 MCU I Ocontrol Communication interface two wire synchronous control signals CKI and SDI Viewing angle 120 degrees Two wire synchronous selection of positive output or negative output RGB tri color LED output 8 bit 256 level color setting 5 bit 32 level brightness adjustment Each LED consumes 20MA for each color and the highest brightness for all colors consumes 60MAOnboard interface 2 54MM 2 5P horn seat 2 54MM single row needle 0 5MM 10P FPC seatScope of application K210 DOCK development board can also be driven by other MCUs with I2S interfacePackage includes 1 x Voice recognition array module1 x Cable