Overview

Description

The Voice Control HMI with RISC-V ASSP solution is a compact voice control HMI system featuring a RISC-V 100 MHz 32-bit high-performance CPU with cost-optimized small packages. This pre-programmed solution can input analog and I2S/PDM digital microphone data, actuate digital and analog outputs, and send feedback to an external host via I2C, I3C, UART, and SPI. A QSPI memory interface enables easy memory expansion. Wake-up words and commands can be customized and support multiple languages.

System Benefits:

  • Integrated, pre-programmed turnkey solution adds HMI voice control capability without any user code programming
  • Wide range of command input capabilities, simple programming of the target system – language independent
  • Complete reference design available, supporting a large input voltage range (3.5V to 20V max)

Comparison

Applications

Applications

  • Hands-free, endpoint HMI without internet connectivity
  • Simple voice control of appliances

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4:3 ratio Negative Power Rail.186 Line.758 Line.759 Sheet.1 Sheet.2 Sheet.3 Sheet.4 EU145 EU145 EU145 Sheet.42 Sheet.43 Sheet.44 R AMIC ZTS 6053 R AMIC ZTS 6053 R AMIC ZTS 6053 Sheet.67 Connector 1.68 Sheet.71 Sheet.72 Sheet.73 R Analog MIC/Line IN R R Analog MIC/Line IN R R Analog MIC/Line IN R Sheet.75 Connector 1.76 Sheet.78 Sheet.79 Sheet.80 L AMIC ZTS 6053 L AMIC ZTS 6053 L AMIC ZTS 6053 Sheet.82 Connector 1.83 Sheet.85 Sheet.86 Sheet.87 L Analog MIC/Line IN L L Analog MIC/Line IN L L Analog MIC/Line IN L Sheet.89 Connector 1.90 Sheet.92 Sheet.93 Sheet.94 R PDM MIC ZTS 6872S R PDM MIC ZTS 6872S R PDM MIC ZTS 6872S Sheet.96 Sheet.99 Sheet.100 Sheet.101 L PDM MIC ZTS 6872S L PDM MIC ZTS 6872S L PDM MIC ZTS 6872S Sheet.103 Connector 1.104 Sheet.106 Sheet.107 Sheet.108 R I2S MIC ZTS 6672 R I2S MIC ZTS 6672 R I2S MIC ZTS 6672 Sheet.110 Connector 1.111 Sheet.113 Sheet.114 Sheet.115 L I2S MIC ZTS 6672 L I2S MIC ZTS 6672 L I2S MIC ZTS 6672 Sheet.117 Sheet.133 Sheet.130 Sheet.131 Sheet.134 Sheet.135 Sheet.136 Sheet.137 Sheet.138 Sheet.139 Sheet.140 Sheet.141 Sheet.142 Sheet.143 Sheet.144 Sheet.146 Sheet.147 Sheet.148 Sheet.149 Sheet.150 Sheet.151 Connector 1.157 Connector 1.157.153 Connector 1.157.154 Connector 1.157.155 Sheet.157 Sheet.158 Sheet.159 Sheet.160 Sheet.161 Sheet.162 Sheet.163 Sheet.164 Sheet.165 Sheet.166 Sheet.167 Sheet.168 Sheet.169 Sheet.170 Sheet.171 Sheet.172 Sheet.173 Sheet.174 Sheet.175 Connector 1.157.176 Connector 1.157.177 Connector 1.157.178 Sheet.180 Sheet.181 Sheet.182 Negative Power Rail Line.758 Line.759 3.5V~20Vin max 3.5V~20Vin max 3.5V~20Vin max 1.8V 1.8V 1.8V 3V 100mAmax 3V 100mAmax 3V 100mAmax 3V 3V 3V Sheet.194 2 2 2 2 Sheet.197 4 4 4 4 Sheet.200 2 2 2 2 Sheet.203 2 2 2 2 Sheet.206 4 4 4 4 Sheet.209 2 2 2 2 Sheet.212 2 2 2 2 Sheet.215 3V 3V 3V 18V 18V 18V 3V 3V 3V Digital Controls Digital Controls Digital Controls L/R L/R L/R Line OUT L/R Line OUT L/R Line OUT L/R Sheet.224 3V 3V 3V Vertical Wire Bundle.237 Label Text 10pt.1046 Sheet.239 L/R L/R L/R Vertical Wire Bundle.241 Label Text 10pt.1046 Sheet.243 L/R L/R L/R Vertical Wire Bundle.245 Label Text 10pt.1046 Sheet.247 Sheet.248 PMOD I/F PMOD I/F PMOD I/F PMOD I/F PMOD I/F PMOD I/F PMOD I/F PMOD I/F PMOD I/F LDO 1 LDO LDO LDO 2 LDO LDO Op Amp 1 Op Amp Op Amp 128Mbit, QSPI Serial Flash Memory 128Mbit, QSPI Serial Flash Memory 128Mbit, QSPI Serial Flash Memory I2S CODEC I2S CODEC I2S CODEC Op Amp 2 Op Amp Op Amp Sheet.249 RISC-V ASSP RISC-V ASSP RISC-V ASSP Analog in R Analog in R Analog in R Analog in L Analog in L Analog in L I2S/Data IO I2S/Data IO I2S/Data IO SPI SPI SPI UART UART UART I3C Master I3C Master I3C Master QSPI QSPI QSPI I2S I2S I2S DAC DAC DAC GPIO GPIO GPIO Vcc Vcc Vcc
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