https://devzone.nordicsemi.com/f/nordic-q-a/12676/nrf-51822-sdk6-0-0-ble_app_uart-plus-timershi, i&#39;m going to do some project with nrf51822 and SDK 6.0.0. i just made up ble connection between phone and the chip. and i want to send data some fixed time periods. so i need to add single or two timers to ble_app_uart. how can i get someen-USTelligent Community 13Mon, 21 Mar 2016 12:15:54 GMThttps://devzone.nordicsemi.com/thread/48148?ContentTypeID=1Mon, 21 Mar 2016 12:15:54 GMT137ad170-7792-4731-bb38-c0d22fbe4515:903a9073-9a2c-407f-89e4-f62313bd35b1Hung Bui<p>Hi Kim,</p> <p>You can have a look at the ble_app_hrs example, where we setup some timer for battery level update and others. Take a look at the timers_init() function and application_timers_start() and the timeout_handler of each timer.</p> <p>Please be noted that SDK v6.0.0 is very old and the latest one is SDK v11.</p><div style="clear:both;"></div>