I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
If SEGGER_RTT_CONFIG_DEFAULT_MODE is "BLOCK", the program won't start without RTT attached - at least for me... is there a possible solution?
I mean, technically it makes...
hello ,everyone
I was confused by a PWM problem for a long time , on nrf52832 SDK13 ,i wanna change the PWM duty cycle every period ,but now i find can not change it at...
Hey dear Devzone,
I am trying out some Thread and BLE dynamical examples on my nRF52840's but running into some problems using the " ble_thread_dyn_mtd_coap_cli " example...
Hello nordic dev community,
I am completely new to nordic products. I attended one of the conference and got more information regarding developer zone and info center....
Hi,
I am wondering why the ccm library uses the software aes encryption. Is there anything wrong with the hardware encryption so that it should not be used?
Marius
Hi there,
hope you are doing fine.
I am using SDK 14.1 with SoftDevice 132 as well as a state machine framework which needs a have a function called periodically to...
Hi. I'm using nRF52832, SDK13.0.0 as peripheral.
When I want to disconnect central, I'm using sd_ble_gap_disconnect function as below.
err_code = sd_ble_gap_disconnect...
When I try to build and run any example from the nRF5 SDK, it can compile successfully. But when loading to the eval kit, it can't find the 's140_nrf52840_5.0.0-2_alpha_softdevice...
Hello Everyone,
I am using nrf51822 256Kb Flash and 32KB RAM Raytac's BLE module with SDK11, S130 with over the air Bootloader (16Kb).
So the aim is that when a particular...
Hi all,
I encountered a problem , when I connect 1 board central to 2 board peripheral via NUS . It connected and discovery success . But at
static void db_disc_handler...
I was compiling a project(ble_app_uart and I am using PCA10028), it was not successful and KEIL5 display this:
it looks like I didn't install NordicSemiconductor.nRF_DeviceFamilyPack...
Hello,
I use a nRF52832 device, and I have some strange behavior when I use PWM. You can see my test program listed below.
Thank for your reply, Thierry!
/*
* Test_PWM...
Hi. I am a newbie in Nordic chips, quite knowledgeable in Atmel AVR, though. I'm working with an nRF51822 on a board like this www.waveshare.com/.../BLE400 . I use the Mbed...
