https://devzone.nordicsemi.com/f/nordic-q-a/7595/some-connect-problem-when-use-htshts, HTC phone, nrf tools HTM, nrf51822, every time when it's power up : the once connect: error code 0x7A cann't read characteristic and 0x14 state change. the second connect: successful,bat level display correctly,but the temperature data can'ten-USTelligent Community 13Tue, 14 Nov 2017 10:43:53 GMT