Suppose a nRF9E5 transmitter is set for continuous transmission on a channel.
A nRF9E5 receiver listening on that channel:
finds carrier and sets CD
finds address...
I will be deploying my nRF51822-powered devices into the field and the end user will not be able to have any physical access to, for example, power cycle the board. I need...
Hi,
We are using the ble_app_uart example in evaluation board to read data from some sensors and send it to the nRF UART V2.0 in Android 4.4. Every 20 ms I am trying to...
I am try this at nrf51_sdk_v6_0_0_43681\nrf51822\Board\nrf6310\s110\ble_app_hids_keyboard
Firt I connect to Android device and keep one whitelist.pp_addrs and one whitelist...
Hi,
Parameter uint8_t ble_gap_scan_params_t::filter is present in the documentation, but not implemented.
Checked for SDK 5.2.0 and 6.0.0.
devzone.nordicsemi.com...
After I get a Disconnected() event, I want to start scanning again, therefore try to call StartDeviceDiscovery() again.
IsDeviceDiscoveryOngoing was checked before.
The...
I am trying to communicate with DS1307 (RTC) using TWI on nRF51822.
I have configured the pins, address (0x68 fixed for DS1307), frequency and enabled TWI.
Now I am about...
Dear Nordic,
Some time ago we started a project in which we decided to use ANT protocol to communicate wirelessly. However, now that we are going to production in a very...
my programer have many place use sd_ble_gatts_hvx() send data , if i get the BLE_GATTS_EVT_HVC ,how i know this return value return belong which use sd_ble_gatts_hvx(),how...
how to save a problem,if one Thread use sd_ble_gatts_hvx() send many package ,but i use vTaskDelay(50)( the freertos delay api ) when one package send ,then send another package...
SDK： nRF5_SDK_11.0.0
Softdevice： s132_nrf52_2.0.0_softdevice
I read an article about the connection, pairing, bonding and whitelist, there are some doubts：
Bonding...
i want to send data according the ruture value , because we all the data send ruturn value ble_evt_tx_complete ,how i can distinguish difference channel'return value
I've been trying to trying to upgrade some code from SDK 12.1 to 12.3 and it no longer fits in 16k RAM.
I initially thought the problem was this data segment in the linker...
Hi,
I recently started working with the NRF51DK,I need to read data from KX022 accelerometer via I2C and transmit the results over BLE.
I am using TWI_SENSOR example...
when i send many package from programer different place , the return ble_evt_tx_complete have many times. how i distinguish which the ble_evt_tx_complete reture is that place...
I want to add DFU function to ble_app_beacon example,but I don't know what I should do?Who can give me any suggestion?Thanks.
My board is nRF52-DK.SDK is nRF5_SDK_11.0.0_89a8197...
Hello,
i have Nrf52840, here is the code for PWM
APP_PWM_INSTANCE(PWM1, 1);
uint8_t cBuzzer::_PWM_init(uint32_t Time_uS){
app_pwm_uninit(&PWM1);
app_pwm_config_t...
In "ble_nus_c" file we can get nus_data with "ble_nus_c_evt_handler" function. We can do the same with "nus_data_handler" in "ble_nus" file. So why are there two separate...
