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 want to use the RTC Tick Event as my system tick. But on both the RTC0 and RTC1 my programm freezes after about 8min.
It looks like the Tick interrupt is still served...
Hi,
We are currently at the process of manufacturing prototype boards, the manufacture cannot do pitch size under 0.25mm. They kept telling us that the chip's BGAs exceed...
Hi, I got a nrf51822 board and a st link v2 mini as shown below. I have been trying to connect the nrf51822 board so that i can upload code to the board by following this...
Hello folks,
I'm newbie on NRF, I have NRF51422 with Keil IDE and I want to create a mesh network on that kit which will continuously broadcast the data of sensors to the...
I am beginner to nrf51 i would like to increase my expertise on nrf51. Are there any recommended books/ tutorials/ weblinks whcih could help me to gain a better understanding...
Hi there,
We have designed our circuit board with the nRF52832 chip. One of the GPIOs is used to monitor a 12V power supply. We use a voltage divider on the 12V so the...
Hi.
I want to ask Nordic employees about the Queued Writes module. Tell me please, is this module required for all applications? If it is not required, then why in all examples...
Hello, i did the DFU quick start guide and everything work fine however when i try to send a ZIP file (124KB) with my own code the receiver show "Abort event. Reason: 0xD...
Hello ,
This nRF9E5 wake up function is driving me slowly nuts...
How to distinguish whether the wake up is coming from RTC or from GPIO.
I have tried to read the wakeup...
Hi
I'm working on a password pairing project. You must enter the correct password to connect properly. And This function can be normally implemented between mobile phone...
Hi . I am using Ublox NINA-B301 EVK for BLE developement. I am not using JLINK debugger . As this EVK is OPEN CPU I want to program the module with available examples in Linux...
Hi, We are in the process of migrating our SDK version from 13 to 15.2 and the error we were facing after porting of SDK is that , we were not able to track the BLE events...
Hi.I use SDK12.2.I want to blink the RGB LED.so I use pwm.this is my code but it only bule color light on.does anyone know why?
#include <stdio.h> #include <string.h>...
Hi Nordic:
I got a strange result, I compile a example of Mesh-sdk-2.2, such as proxy_client, then I copy proxy_client to another folder such as proxy_client_b and compile...
