[vc_row][vc_column width=”1/1″][vc_tour interval=”0″][vc_tab title=”Introduction and Features” tab_id=”1388383169790-2-7″][vc_column_text]Bluetooth is a wireless technology standard for exchanging data over short distances from fixed and mobile devices, […]

[vc_row][vc_column width=”1/1″][vc_tour][vc_tab title=”Wire diagram” tab_id=”1388046025-1-64″][vc_column_text][/vc_column_text][/vc_tab][vc_tab title=”Sample Code” tab_id=”1388046025-2-31″][vc_column_text]/* code instruction： display 1~7 in Digital Display */ //set the pin for […]