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 !
I've created an app based on the nrf blinky master : it works perfectly on my smartphones.
But when I kill the app, and when I relaunch it, it doesn't connect...
Hi,
I am trying to use a mux change among 3 differential channels. The diff signal then goes through an instrumentation amplifier. The steps I'm using:
switch to ch1...
Occasionally, when trying to program a softdevice in nrfgo studio, it can't find the softdevice hex file. It was there during the last several programming sessions, but now...
I would like to achieve in the room inside a number of devices to achieve one-to-one binding 8K / S unidirectional transmission of data, is not the use of proprietary_rf inside...
Hi,
I have set up a two NRF51DKs one in a central and one in a peripheral role. Using MCP and nRFConnect I have confirmed that I can send read requests to my peripheral...
Hi,
the documentation page of Gazell warns that it is outdated.
Warning: This is old documentation, and should only be used for historic reference. Please go here...
Hello,
can you help me with choosing the right software components for nRF51 and nRF52 ?
nRF51 on the left hand side works on the battery and turns on when the button...
hi,
I am working on nrf52 sdk11 and s132,
when I am using ble_app_uart example on my custom board I used nrf_delay_ms(10000) i.e 10 seconds when i observe current consumption...
When i use sd_ble_gatts_hvx() send package,i can use the usb dongle get the data package,as it show i can get the information such as, LLID, MESN, SN,MD,PDU-Length show in...
Hello,
I am trying to scan a local name for beacon device on nrf51822 SDK12.0.0 ble_app_multilink_central. The original peripheral sample was working as well. But the beacon...
I am using SDK 12.0.0 and Nrf51 ship.I was trying to compile micro-ecc library in eclipse using make file.I have cloned the micro ecc library from this link .I am using the...
Hi,
I want to eraze the flash page of nrf52832.
Since the default flash page size is 4096 bytes, it takes 90ms to eraze the page.
I want to shorten the time for erazing...
Hi!
I have to do an application is talk via bluetooth. I think i use codec IC to sample the voice then send data via bluetooth. In the receiver device , I use other codec...
I am attempting to write to multiple CCCD handles in a service as a central with no luck. I need to write to one CCCD handle to enable notifications and another handle (BLE_UUID_UPDATE_CHARACTERISTIC...
I am planning to start a project using nRF52832 but do not want to buy IAR or Keil as they are expensive, if I use GCC Compiler with SDK then is it possible to debug the code...