Waveshare ST XNUCLEO - CCA02M1 MP34DT01 - M Microphone Nucleo Expansion Board Compatible with Arduino UNO R3 <br /><br />Description:<br />The Waveshare ST XNUCLEO - CCA02M1 Microphone Nucleo Expansion Board is an evaluation board based on digital MEMS microphones. It is compatible with the Morpho connector layout， and it's designed around STMicroelectronics MP34DT01 - M digital microphones. It has two microphones soldered on board and it is compatible with digital microphone coupon boards such as STEVAL - MKI129Vx and STEVAL - MKI155Vx. The XNUCLEO - CCA02M1 allows the acquisition and streaming of up to 2 microphones using the I²S peripheral and up 4 coupon microphones using both I²S and SPI. It represents an easy to use and fast solution for the development of microphone based application as well as a starting point for audio algorithm implementation.<br /><br />Main Features:<br />● 2 x MP34DT01-M Digital MEMS microphones on board<br />● 6 slots to plug digital microphone coupon boards such as STEVAL-MKI129Vx and STEVAL-MKI155Vx<br />● Up to 4 microphone synchronized acquisition and streaming<br />● Free comprehensive deve lopment firmware library and audio capture and USB streaming example application compatible with STM32Cube firmware<br />● Compatible with STM32 Nucleo boards<br />● Equipped with Morpho connector (upward and downward)<br />● Compatible with Arduino UNO R3 connector (upward) to allow multiple board application<br />● RoHS compliant<br /><br />    Specifications<br />General<br />	 Type: Shield                                                	<br />Weight and Size<br />	 Product Weight: 0.045 kg                                                  <br />                        Package Weight: 0.111 kg                                                  <br />                        Product Size(L x W x H): 8.2 x 6.3 x 0.5 cm / 3.22 x 2.48 x 0.20 inches                                                  <br />                        Package Size(L x W x H): 15 x 12 x 1 cm / 5.90 x 4.72 x 0.39 inches                                                	<br />Package Contents<br />	 Package Contents: 1 x Waveshare ST XNUCLEO - CCA02M1 Microphone Nucleo Expansion Board                                                	<br /><br /><br /><br />                                            <br /><br /><br /><br /><br /><br /><br /><br />                                                <br />