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...
Are there any code examples available that show how to use the ram retention while shutting down the processor to it's lowest power consumption mode? Also does anyone have...
Hi,
I am currently designing a PCB to accept the BGA version of the nrf51822.
The Altium reference designs for the CEAA package (BGA) all include vias directly in the...
Hi,
We have a hardware application that prevents us from using flow control to interface with external hardware. We require the NRF51822 to be able to buffer up to 256...
I have a working design on the nRF51822 Evaluation Kit, and I now need to port that into a module that sits on a custom board. Any recommendations for making this process...
Could someone can tell me what is the difference between BLE_ADVDATA_SHORT_NAME and BLE_ADVDATA_FULL_NAME? I tried BLE_ADVDATA_SHORT_NAME and BLE_ADVDATA_FULL_NAME
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I am trying to figure out how interrupts are set up for say a sensor with an interrupt line which signals when new data is ready.
I am assuming you set up a GPIOTE somehow...
I have been looking at the NRF51822 for data logging sensor measurements from the ADC. Currently, I have run into some limitations with iOS and can only get approximately...
Hello,
Its me again.First of all I want to say thanks to HÅKON ALSETH, with his help I was able to work with hardware interrrupt. now I am facing another problem, I need...
want to FLASH upgrade FW in the nRF51822 though my application controller. Is C or C++ code available for this operation or can you deliver a protocol description how to setup...
Hello Everybody,
I am new to Nordic and Bluetooth. I see nrf51822a have BLE + Cortex MCU inbuilt and this suits best to my application.
I have some doubts regarding...
How do I use nRF51822DK without "nRFgo Starter Kit Motherboard"? I have read "nRF51822 Development Kit User Guide v1.2" and have no result how can I only use nRF51822DK hardware...
Dear All
i would like to use
nRF51822
nRF51422
i would like to use nordic product,
but so shame, too low basic knowledge for make program for embedded, edit library...
Hello,
I attached the schematic found in the manual for NRF8001, in the case of DC/DC converter enabled.
It shows that an external 32.768KHZ crystal is used, while in...
Hello, I have major problem trying to debug/run ble_app_hrs example. The thing is that when I enter debug mode the code is stuck here:
0x000001B4 4908 LDR r1,[pc,#32...
