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 need the nrf52 as a I2C slave, so I set up a very minimal example:
which seems to work so far. the chip wakes up, receives the i2c msg and is able to send back data...
Hello,
I'm trying to do some power optimization in my project and I'm looking for information about current consumption of different peripherals. Unfortunately, the information...
Hi,
Currently I am trying to implement Watchdog functionality into my Project.
I have the followowing problem:
I use the Nordic WatchdogTimer.h and instance the class...
I am trying to implement a DCT on a nrf52840 board and have been looking at using the CMSIS DSP DCT function to achieve this. Does anyone have an example of this function...
I have 2 custom made boards.
I took the first board.
I tested low power consumption. And it WAS working.
Made multiple tests on i2c, BLE, GPIO, Flash memory... All worked...
Dear nordic,
when i try to scan in coded phy some times works but after few minutes it fails to scan(that is not capture beacons). some times it fails from starting(that...
Hello,
I have an issue about the NRF9E5 and the external EEPROM.
When I program the external EEPROM sometimes the procedure fails. When I retry the action is impossible...
Hello,
This is Jahnavi. I am having nRF 52 DK boards. I have a doubt that what will happen if we will give power supply from both coincell as well as USB cable?
Is there...
Development environment: SDK V15.2, Soft device S140 V6.1.1
Application status: unmodified, logging level changed from INFO to DEBUG, debug-flag -DDEBUG set during compilation...
Hi,
When I try to install apps in nRF Connect v2.1.0, I get the following error " Unable to install: Unable to download registry.yarnpkg.com/nrf-framework-courses . Got...
Hello !
I got bad time figuring out how we can prevent a Malicious device to corrupt our thread Network and only allow our device to connect to this mesh network.
I am...
I am trying to get the nRF52840 to interoperate with an existing product using the Telegesis ETRX357 Zigbee radio running a Zigbee 2007 PRO stack. For now, I’m using the nRF52840...
Hi,
I'm developing an application on Android based on nRF_UART apk source, but i'm having trouble in connecting to two BLE devices. Actually, i think i could manage to connect...
Hi,
I am trying to use BSP button event to take the system into sleep mode. A long push turns off IO and calls power management shutdown and the same button is configured...
Hello community!
I use the dongle PCA10059 (nrf52840) for my hardware. I already enable -DARM_MATH_CM4 and link library libarm_cortexM4lf_math.a with CMake. I can include...
