topic PCA9685 in Other NXP Products https://community.nxp.com/t5/Other-NXP-Products/PCA9685/m-p/789435#M6018 <HTML><HEAD></HEAD><BODY><P><span class="lia-inline-image-display-wrapper" image-alt="IMG_20180923_230026.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/69403i613029F06E6A32EC/image-size/large?v=v2&amp;px=999" role="button" title="IMG_20180923_230026.jpg" alt="IMG_20180923_230026.jpg" /></span></P><P>I use the Raspberry Pi3+ and pca9685 to control 20 standard servos. The power supply is 6v. However, when driving them, the height calculation error causes the servo to not move. As a result, the board burns here. I want to ask if it can be used?<A href="https://community.nxp.com/t5/tag/pca9685/tg-p">#pca9685</A></P></BODY></HTML> Sun, 23 Sep 2018 15:50:11 GMT bilibilimisaka1 2018-09-23T15:50:11Z PCA9685 https://community.nxp.com/t5/Other-NXP-Products/PCA9685/m-p/789435#M6018 <HTML><HEAD></HEAD><BODY><P><span class="lia-inline-image-display-wrapper" image-alt="IMG_20180923_230026.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/69403i613029F06E6A32EC/image-size/large?v=v2&amp;px=999" role="button" title="IMG_20180923_230026.jpg" alt="IMG_20180923_230026.jpg" /></span></P><P>I use the Raspberry Pi3+ and pca9685 to control 20 standard servos. The power supply is 6v. However, when driving them, the height calculation error causes the servo to not move. As a result, the board burns here. I want to ask if it can be used?<A href="https://community.nxp.com/t5/tag/pca9685/tg-p">#pca9685</A></P></BODY></HTML> Sun, 23 Sep 2018 15:50:11 GMT https://community.nxp.com/t5/Other-NXP-Products/PCA9685/m-p/789435#M6018 bilibilimisaka1 2018-09-23T15:50:11Z Re: PCA9685 https://community.nxp.com/t5/Other-NXP-Products/PCA9685/m-p/789436#M6019 <HTML><HEAD></HEAD><BODY><P style="margin: 0in; font-family: Calibri; font-size: 11.0pt;">Hello X YY,</P><P style="margin: 0in; font-family: Calibri; font-size: 11.0pt;">&nbsp;</P><P style="margin: 0in; font-family: Calibri; font-size: 11.0pt;">You may want to use separate power supplies to meet with the limiting values for the PCA9685. Please note table 13 and table 14 from <A href="https://www.nxp.com/docs/en/data-sheet/PCA9685.pdf">datasheet </A>where states the operating power supply voltage (VDD) range of 2.3V to 5.5V and supply current (IDD) is 6mA to 10mA; with a 5.5V tolerant inputs (VI/O).</P><P style="margin: 0in; font-family: Calibri; font-size: 11.0pt;">&nbsp;</P><P style="margin: 0in; font-family: Calibri; font-size: 11.0pt;">I hope this information can be helpful.</P><P style="margin: 0in; font-family: Calibri; font-size: 11.0pt;">&nbsp;</P><P style="margin: 0in; font-family: Calibri; font-size: 11.0pt;">Have a great day,</P><P style="margin: 0in; font-family: Calibri; font-size: 11.0pt;">Paulina</P></BODY></HTML> Wed, 26 Sep 2018 15:41:01 GMT https://community.nxp.com/t5/Other-NXP-Products/PCA9685/m-p/789436#M6019 lisettelozano 2018-09-26T15:41:01Z