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...
Hello.
When I use NRF_SAADC_INPUT_AIN7 in SAADC, I get an error in calling nrf_drv_saadc_channel_init(). Looking at nrfx_saadc_channel_init() in nrfx_saadc.c, it seems to...
Hi,
In order to determine signal strength we parse the AT+CESQ response and regularly get +CESQ: 99,99,255,255,255,255 (the final number being the strength), but the connection...
Hi,
1、If I want to devlop zigbee with nRF52840, whether the only one sdk series is `nRF5_SDK_for_Thread_and_Zigbee_xxx` ?
2、Can BLE coexists with Zigbee in a nRF52840...
Hi,
I am using a nRF52832 module to receive some data from another nRF52832, which is sending the digitalized data to the receiver. My receiver consists of a nRF52832 module...
Hi guys,
I am trying to add some BLE OTA functions to my NRF52833 running Zigbee. I have looked into the examples in the SDK, and i can see that there is an example for...
1. Please provide the latest nRF52810-QCAA-R rohs and reach. 2. I did not find the latest nRF52810-QCAA-R rohs and reach at info. 3. The picture shown is older for the customer...
It appears that the current order of articles returned when searching the https://infocenter.nordicsemi.com/index.jsp is ascending (or no order) It would be VERY helpful if...
I am using raspberry pi to communicate with nrf52840 My rpi is used as msater, nrf52840 is used as slave My nrf52840 is implemented as SPI slave under zephyr OS At present...
Hello,
I'm developing a bootloader based on the one included in SDK 13.1. It is now restarting due to an NRF_ERROR_NO_MEM that I'm not sure where it's coming from. It must...
I'm porting my system from 1.2.0 SDK to 1.4.2. The GPIO API has changed quite a bit. I have this problem that when I'm enabling some GPIO to be on interrupts, it seems to...
We are eplanning to include a simple DoA or DoD estimation in our device for BLE bracelet doirection detection. One partner claimed that nRF 52811 can't be used for this purpose...
I am using MeshSDK 4.2.0 and nRF52840.
I have looked into the provisioner example and the provisioner_store function in main.c only seems to store m_nw_state, which only...
Hi all,
I have some issues to print and parse JSON file using cJSON features. My code works without problems in SDK, but when I try the same code in Mesh part, I am not...