/members-area/personalblogs/b/blog/posts/guardpost---azure-sphere-nfc-rfid-reader-writerUtilizing the SunFounder PN532 NFC RFID Module Kit to control physical access to a building. The Azure Sphere supports universal asynchronous receiver-transmitter (UART) for serial communication. The UART provides the ability to send and receive dataen-USTelligent Community 12https://community.element14.com/members-area/personalblogs/b/blog/posts/guardpost---azure-sphere-nfc-rfid-reader-writerTue, 06 Aug 2019 14:28:49 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:42b87406-abc0-4f54-b726-d5c2293c5915mfetting1<p>I believe the comments by <span>[mention:b044d5482b544ac9966ff7da42217000:e9ed411860ed4f2ba0265705b8793d05]</span> on the <a class="jive-link-message-small" href="https://www.element14.com/community/message/278384/l/problem-adding-additional-i2c-slaves-to-azure-sphere#278384">Problem Adding Additional I2C Slaves to Azure Sphere&nbsp; </a>post by <span>[mention:5517e1b11f91409081f704d23d850071:e9ed411860ed4f2ba0265705b8793d05]</span> will be helpful as I work through the connectivity issues with the PN532.</p><img src="https://community.element14.com/aggbug?PostID=7531&AppID=293&AppType=Weblog&ContentType=0" width="1" height="1">https://community.element14.com/members-area/personalblogs/b/blog/posts/guardpost---azure-sphere-nfc-rfid-reader-writerFri, 02 Aug 2019 17:32:30 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:42b87406-abc0-4f54-b726-d5c2293c5915mfetting0<p>I will be testing the PN532 NFC/RFID <span>using the address: 0x48 </span></p><img src="https://community.element14.com/aggbug?PostID=7531&AppID=293&AppType=Weblog&ContentType=0" width="1" height="1">https://community.element14.com/members-area/personalblogs/b/blog/posts/guardpost---azure-sphere-nfc-rfid-reader-writerFri, 02 Aug 2019 17:21:59 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:42b87406-abc0-4f54-b726-d5c2293c5915mfetting0<p>Worked on OLED connection last night using the <a class="jive-link-blog-small" href="https://www.element14.com/community/groups/creative-team-testing/blog/2019/08/01/azure-sphere-starter-kit-advanced-tutorial">Avnet Azure Sphere Starter-Kit: Advanced Tutorial.</a> Ran into some issues, likely missed a step somewhere, but I am close.&nbsp; The OLED did come up and I could move through the menu.&nbsp; Tonight I will begin looking at how the OLED is implemented within the code.</p><img src="https://community.element14.com/aggbug?PostID=7531&AppID=293&AppType=Weblog&ContentType=0" width="1" height="1">