HLK V20 Intelligent Voice Control Module

HLK V20 Intelligent Voice Control Module
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  • Product Code:SQ12198
  • Availability: 1000
  • $2.10
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  • Ex Tax:$2.10
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Tags: Intelligent audio control, audio driver module, intelligent audio control module, HLK V20

Description:
HLK-V20 intelligent voice control module is a high performance offline voice recognition module. This module uses a 32-bit RSIC core and also supports a set of DSP instructions for signal processing and speech recognition.
The module has 16 pins including power amplifier output, differential input and serial port.

Sound input and output:
Support 1 analog microphone input, SNR≥94db
Support for 4 digital microphone inputs
Support for two-channel DAC output
I2S input/output support

Power supply and clock:
5V to 3.3V, 3.3 to 1.2V internal LDO for chip power
12 MHz RC clock source and PLL phase locked loop clock source
  POR (Power on Reset) setting, low voltage detection

Side interface:
Support up to 10 GPIO
All GPIOs can be configured as external interrupt inputs and wake-up sources
1 standard SPI Master interface, the highest rate is 30 MHz
1 SPI Slave interface with a maximum rate of 30 MHz
1 full-duplex UART with a maximum speed of 3 Mbps
1 master controller/I2C interface with a maximum rate of 400 kHz
2 PWM outputs
1 12-bit SAR-ADC with a maximum sampling rate of 450 kHz

bases :
B8 I General Purpose I/O
B7 I/O General I/O
I/O B6 General I/O
I/O A27 General I/O
I/O A26 General I/O
Differential power amplifier SPK+ O terminal P
SPK- O Terminal N Differential Power Amplifier
VCC PWR power supply
GND
I/O B2 General I/O
B3 I/O general input/output
I/O A25 General I/O
N terminal of differential input MIC- I MIC1
Differential input terminal P MIC+ I MIC1
RX I/O Uart rx
TX I/O Uart tx

Application:
Smart houses
All kinds of small smart appliances
toys
Lamps and lighting
industrial
medical
Internet of Things
car
Security products
Computer
server

Specifications:
Working current: 80mA
Supply voltage: 5 volts
Supported language: Chinese, English
Communication interface: UART / PWM / IO
The number of grammar words: reaches 150
Universal serial port protocol
Working temperature: -20 to +85
Processing core: 32-bit RISC core, 240M execution frequency
Flash: 2 meters
Analog microphone input: 1
Digital microphone input: 4
Snr: >=94 dB
Dock output: two channels
Size: 16 x 18 mm
Accelerator: supports up to 1024 complex operation points / IFFT or 2048 real operation points / IFFT

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