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,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
I use nrf52840 and max30003 and SD card that saves my ECG data. I've tried to make a lot of ECG and this one is the best. But I don't know why some ECG PEAKS are positive...
2021 05 18 west update new source mkdir -p ncs west init -m github.com/.../sdk-nrf --mr master ./ncs cd ~/ncs west update west zephyr-export //// ~/ncs/nrf/west.yml
name...
HI
When I use thread networking program, p0.7 pin is not controlled as IO port, but it is used well in other programs. What's the matter?Is this pin occupied by thread networking...
I already had a look at the custom characteristic tutorial and have completed it. Populating the Sensor value with characteristic is the next step where I am facing trouble...
Hello,
We are in production with a nRF52832_xxAA device using SDK 14.0
Recently we started experiencing some timer anomalies. It appears that others have also had problems...
Hi
My SDK is 15.3.
As I know, Android and iOS MAC address is going to change when smartphone reboot in random.
I want to store several smartphone id at 52810.
...
i am trying to create ble beacon. I am able to advertise the ibeacon data using nRF5_SDK_17.0.2_d674dde\examples\ble_peripheral\ble_app_beacon\pca10056\s140\arm5_no_packs...
Hi,
I am developing a Bluetooth controller for MicroHeat water heater. I am using Bluetooth module - MK01A from MOKO TECHNOLOGY LTD. I purchased their development kit and...
I am using SD7 and I want to send exactly one 23-byte notification per connection interval. If I wait for the BLE_GATTS_EVT_HVN_TX_COMPLETE event and call sd_ble_gatts_hvx...
Hi,
I am trying to generate a 1 MHz clock in the nRF52832 (nRF52 DK). This is my code:
When I try to build, I get numerous errors like this
error: 'NRFX_TIMER2_INST_IDX...
This surprised me.
I disable advertising, stop my app timers, and then loop "while (gpio_sample()) { nrf_pwr_mgmt_run(); }"
I have five low-accuracy nrf_gpiote buttons...
Hi everybody,
I am sending notifications from an nRF2832 (GATT Server) to another nRF52832 (GATT Client) and after some time (sometimes 1 minute, sometimes more minutes...
hello Nordic
i am working with nrf52840, SDK 16.0, s140
i use a timer for sampling of 3 adc channels, (4 times * 3 channels = 12 samples)
i put a pin to toggle in...
