https://devzone.nordicsemi.com/f/nordic-q-a/5281/nrf51822-bluetooth-stateHello, I would like to send some data i read over I2C. But the I2C and BLE Stack should not run at once, is it possible to check the state of the BLE stack?en-USTelligent Community 13Wed, 28 Jan 2015 12:42:50 GMThttps://devzone.nordicsemi.com/thread/18487?ContentTypeID=1Wed, 28 Jan 2015 12:42:50 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2ab72c32-0c16-4d4e-86c9-682b7b5473f3Hung Bui<p>Hi Mark,</p> <p>You can use the TWI (I2C) when the stack is running.</p> <p>You can have a look at <a href="https://devzone.nordicsemi.com/question/12230/twi-with-s110-on-nrf51822/">this thread</a> where there is an example of TWI using PPI, or can have a look at this example which use <a href="https://github.com/NordicSemiconductor/nrf51-ble-app-lbs/tree/twi-display-5.1.0"> TWI SHORT</a>.</p> <p>Note that they may come from older SDK, but the principle are the same.</p><div style="clear:both;"></div>