<div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><p>Features:<br/>1. Expansion board will Micro bit control board on the PIO port all out and expand into a 3PIN interface (GND VCC signal end), Micro bit control board and sensor module to facilitate the connection<br/>2. The expansion board will also Micro bit control board commonly used serial communication interface, I2C communication interface, SPI communication interface with a pitch of 2.54mm row of pins or row of mother pin out, easy to connect with other communication equipment communication.<br/>3. There are two ways of power supply, you can use the black DC header input DC 7-9V and use the Micro USB interface input DC 5V two methods<br/>4. Expansion board to the sensor power supply, you can connect through the V1 V2 jumper cap to select the power supply voltage, you can choose between 3.3V and 5V.<br/>5. Good stability, high measurement accuracy, strong anti-jamming ability, widely used in industrial automation, creators DIY and other fields, to meet the different needs of various fields</p><p>Parameter:<br/>Two power input methods:<br/>Black DC5.5*2.1 header input DC 7-9V<br/>Micro USB port input DC 5V<br/>Two voltage output options:<br/>V1 V2 jumper cap connection to select the voltage output<br/>3.3V and 5V selectable<br/>Comes with 1 power indicator<br/>Extends all Micro bit control board PIOs to 3PIN connectors.<br/>Leads to 1 serial communication interface<br/>Leads to 1 I2C communication interface<br/>Derive 1 SPI communication interface<br/>Size: 68*56*15mm</p><p>Package include:<br/>Module*1<br/><br/></p></div></div><p><br/></p>