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...
Hi,
I want to produce a shared secret key between a Smartphone and a NRF52 in order to encrypt data later with AES-128 (example of key sharing: here ).
To do that i need...
Been having a bit of trouble porting our nRF51 project to nRF52 SDK11. It seems to not like using hal_cm4.c from RTX_CM4.lib with FPU. Seems to get stuck on OS_Tick_Handler...
HI，I want to store some data in 51822. These data was store by my program. I know the pstorage.c could store data. When I do DUF the data could be erased by the bootloader...
I am interested in optimising inputs for ADC measurement on an nRF52.
I have seen quite a bit about nRF51 but am unsure if this remains relevant for nRF52?
Hi!
I have an nRF52832 on a custom board. I managed to flash it through JLink and STLinkv2. But suddenly, I wasn't able to communicate to it anymore.
Openocd tells me...
Hi
The new signed DFU in the SDK12.1 comes along with a experimental buttonless DFU. There are a few bugfixes required to make it working, but the nRF Toolbox app didn...
Hi:
Recently, I want to use nRF52 to read or write some data from a flash chip(w25q128bv) by using spi, I've read Manufactures ID correctly, also, I have wrote a register...
Hello!
I need to interact with two J-Link debuggers, connected to the same PC at the same time. I would then read and write data to the devices connected to the debuggers...
Hi team,
iam using sdk 12.1.0 (ble_app_beacon) I want to advertise the battery percentage.Right now iam using the nrf dongle(it doesn't have cell coin battery) and flashing...
I am attempting to build some ptorotype code using SDK 12.2.0 and GCC and I just added calls to the app_schedukler library and to the saadc driver. I added the relevant source...
I always read 0 first time I call sd_ble_gatts_value_get(), the second time and forward I read correct value. Even if I call sd_ble_gatts_value_get() twice in a row the first...
Hello,
I generated a new project using the main.c of the example "ble_app_uart" from the SKD 12.2 for a nrf52832 and from there copying all necessary .h and .c-files into...
Hi DevZone
I am trying to DFU OTA a PCA10040 using BLE Secure DFU Bootloader from SDK12.2.0.
I can succesfully transfer the image i have made with nrfutil to my DK,...
