hi.
How do i do ble_app beacon advertisement to one device(Android phone) whose bluetooth address is known ?? I want that beacons should only be seen in nrf_connect app of...
why use 50ms and 400ms connection interval for testing the maximum data throughput(2M,247byte payload)?
Because 50ms can only send a pdu , and 400ms can send up to 8 pdu...
Hi,
I am using Keil IDE to develop nRF51822 project.
in main(), the command line
APP_SCHED_INIT(APP_SCHED_MAX_EVT_SIZE, APP_SCHED_QUEUE_SIZE);
has Error : L6218E...
Hello,
I'm new to the Nordic SDK and I would like to ask you for help with implementation of PORT events for revision < 3 in "low power" mode instead of "high power" mode...
Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Hi, Nordic
Now, I have one nRF24 Dongle, two nRF52 devices.
two nRF52 devices will send data to nRF24 via ESB(gzll), but need to pair.
Can two nRF52 devices can pair...
What is the most energy efficient microphone input method, PCM via I2S or PDM. Does the SoC have a special HW handling of the PDM format for converting to PCM? Does the filtering...
Hello,
I am developing custom HAL driver for TWIM in NRF52 (PCA10040). The problem is that after the slave device stretches the clock signal, ninth period on SCL clock is...
Hi, i use the original ble_app_template (sdk11) with two lines of code added by me (See below) which erase the last page in flash (flash_page_erase((uint32_t *)(pg_size *...
Can you tell me what is the main different between nRF52832 and nRF51822 and can you send me following information about these products and nRF51822 Bluetooth Smart Beacon...
Hello ,
I'm working on custom board, I'm trying to disconnect from the Central (Andriod app) when the battery is below certain level and stop re-advertising.
Below is...
Hi all,
Is it posible to set notify and read for one characteristic ?
I ask because Android offer me read or notify method.
I need read value from characteristic on Android...
Hi,
I am trying to implement dfu in one of my application, I am following the instructions detailed at this link , but I am meeting the following problem :
When I tried...
I am using the timeslot API and softdevice to advertise two separate types of message. This works well. But I have also used ble_radio_notification_evt_handler_t in an attempt...
I'm trying to remove the debugging UART statements to reduce power consumption, however, not initializing the UART seems to hang the system right after advertising start,...
Hi,
I am using Nordic SDK9.0.0 and softdevice S310.
I want to develop dual bootloader(UART + BLE).
I have problem after merge both bootloader. Induavidual example...
Hi!
Regarding the __initial_sp in the map, studied some articles on the web and even map file: used as STACK for arm_startup_nrf52840.o!
Ok, let us have an example ...
Hi,
Is there any way to force Android and iOS to update softdevice, bootloader and application from single zip file in queue?
I mean, first update softdevice, then bootloader...
I am referring SDK 12.2.0 with Eddystone beacon application and I found that the workspace for IAR is missing in it and I have IAR-ARM license. So, I made my own workspace...
