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...
Hello All,
The compatibility matrix states that the sdk for rev 2 devices has been discontinued on version 6.1.
We have some other products with rev 3 devices where...
Hi!
I'm using nRF51DK with s110_nRF51_8.0.0 Soft Device and SDK_9.0.0.
My application reads ADC with frequency 500Hz (2 bytes of data from one sensor each read), and twi...
I am just wondering about the status of nrf52 support for the mbed platform (specifically as a yotta target).
I have seen a number of other threads on both the nordic side...
I am developing an application on a STM32 CPU that uses a 51822 through BLE serialization for BLE connectivity.
I have connected some LEDs at the pins of the 51822 to indicate...
Hi,
The nRF51WLCSP needs IR blocking coating and I found here that an example epoxy can be Epo-tek 320. I just want to check if there is any specific time for covering...
Hi
I have been able to successfully write using FDS but I'm unable to read back using the same keys. Here are my code snippets:
#define FILE_ID 0x1111
#define REC_START_ID...
Hello~
I'm using JLinkEXE to flash an nRF51822 chip. When I use nrfgo and press "erase all", it wroks. But after if I flash the s130, I can't erase the s130 with command...
Currently I have a few characteristics which are Authorized Read and Writes. Upon detected of the Authorization from the Central I trigger a few events such as:
Measure...
Hi !
I'm using an nRF52 on PCA10040 board and nRF5_SDK_11.0.0_89a8197. I want to run the peripheral ble_app_template with SEGGER Embedded Studio v2.20. I correctly set...
In an effort to try and determine why FreeRTOS tickles idle is consuming more current than tick mode with an idle task, see this post devzone.nordicsemi.com/.../ , I noticed...
Hi, i am designing a board using nrf51822 and planning to use a MOSFET for reverse battery protection instead of a schottky diode or a normal diode. I am new to this and learning...
I'd like to read and write data to the reserved app data space while in the bootloader. Is this possible with pstorage?
Because the BOOTLOADER_SETTINGS_ADDRESSS = 0x0003FC00...
