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...
I want to use the pca10001 to communicate as a master to an accelerometer, but when i use the function spi_master_open i get a NRF_ERROR_NOT_SUPPORTED error. I get no clock...
Hi everyone.
I am working with nRF51 to make two BLE device, One act as cetral and another as peripheral.
I have implemented almost functions that the two devices are...
Hi,
Do all NRF51822-DK (development kit) have the same silicon build revision? If not, which distributor should I approach for the latest revision and is there a specific...
I have encountered a problem with the IAR linker where I run into a 32k code-limitaion, even though I have a licence with no limitations. According to IAR, the problem may...
I was playing around with examples and decided to implement a custom service that sends the RSSI as a single-byte characteristic value. Here's the init function:
static...
Hi,
I'm trying to connect to BLE and send data on UART. I'm using nrf51422 with softdevice s310 and SDK v5.2.0.
The following code gives me error 3003 which I figured...
Hi,
I think getting started with the Nordic chips is not as easy as some others.
I would like to know what are the first things that I need to run my code on a Nordic? Especially...
I just got the nRFgo Dev Kit, and going through the set up I see I need a nRF6310 Motherboard, but I can't seem to find anything about it - like were to buy it.
I just downloaded their iccv8cortex trial version and it includes the 51822 as a target. My 5 minute test drive not withstanding, it looks like this might be a good option...
How to reduce power, for bond connections such as cscs services which only requires communication once per second?
Is there a way to manually / automagically turn off the...
Before I call sd_power_system_off(), I do the following:
NRF_TWI0->ENABLE = 0;
NRF_TWI1->ENABLE = 0;
NRF_ADC->ENABLE = 0;
NRF_SPI0->ENABLE = 0;
NRF_UART0->ENABLE =...
Hi
I using nRF51822 ble_app_uart project with softdevice 7.0.
I need to manage my internal flash memory map so i cannot use pstorage libary test main.txt .
So i try...
Hi,
What is the typical range of operation that can be achieved by nRF51822 Bluetooth Smart Beacon Kit ? I know it depends on the Tx power, but can a range of approx 30ms...
I need help choosing between 2 technologies above, my goal is to enable multiple (up to 20) devices exchange small amount of information (around 30 bytes) between each other...
