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...
UPDATE:02/28/2017
I MAKE A BOARD ,WANT TO KNOW DOES THIS PIC MAKE SENSE?
I WANT USE STM32F072B REPLACE JLINK OB.
STM32 HAS USB I WILL WRITE CODE MAKE A virtual...
Hi,
I download nRF5_SDK_11.0.0_89a8197 and open the SPI example in the peripheral folder using Keil V5.20, but I found that the project cann't be build. Could you tell...
I know the Source code for the MCP is not provided ..
I also Know the the masteremulator dll is available ... and there are several samples code demos available.
but I am...
hello,
In nRF 52, after executing ble_advertising_start after BLE_GAP_EVT_DISCONNECTED, although BLE_GAP_EVT_CONNECTED is set on the device side although the central is disconnected...
We are developing embedded linux platform and nRF52832 will be bluetooth peripheral. Since there will be an option to update linux kernel/file system we would like to be able...
I have a project that I am updating from nordic sdk 8.1 to 12.2. I was using the ble_app_hrs when on 8.1 and am now using it as a base in 12.2 also. In 8.1 I was able to configure...
What kind of high frequency clock source is less current 'hungry', internal RC or external XO? I can not find any information in nRF52840 product specification?
It is possible...
I am getting an error in the Power Profiler ppk.py when it is starting. The error occurs on the first call to nrfjprog.rtt_read. The error is JLINKARM_DLL_ERROR, which is...
Hi, There's a problem when using dynamic ack with return payload plus timer/sleep. Sending a single packet doesn't work. sending two packets works. not sleeping/using timer...
By using ble-sniffer, I success to catch BLE Advertising packet with my NRF51 Dongle in CMD and WIRESHARK either.
But, I can't sniff any other packet except type of ADV_IND...
Hello! I need to perform some radio tests on a board that contains an nRF52 SoC. The nRF5 SDK provides two ways of performing such tests, either using DTM, as specified by...
Hello,
I am using pca10028 dk. I want to know how can I change the transmitting power of ble?
My application needs that user should be able to change the transmitting power...
