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,
I want to use broadcaster mode for nrf51822, could you tell me please what I must to do to use this mode?
I suppose I must to set BLE_GAP_ADV_TYPE_ADV_NONCONN_IND...
Hi,
We need to develop piconet where each device able initiate receiving and transmitting data.
According to a Bluetooth Core V4.0 specification this topology named like...
Hi Nordic DEV Team,
In my application, I would like to use sd_flash_page_erase to erase like 100 pages user data; the problem of pstorage is that I cannot specify the page...
I am connecting my development device acting as a BLE keyboard using HID over GATT and it seems to be draining the phone battery very quickly. Every 7 seconds I would get...
I am using a US-100 ULTRASONIC SENSOR MODULE, and I need to measure the pulse width that this sensor produce. In arduino we can use a metode called "pulseIn", that gives you...
Hello-
I'm trying to load the Blinky example, I am using the nRF51822 Evaluation board.
I am able to compile but cannot load the board, a window with "Cannot Load Flash...
I use the Timer2 and the PPI for toggle a GPIO to control the frequency of 16Mhz Quartz is correct.
But when I stop the function I have a permanent consumption of ~ 6 mA...
As title.
I want to make a ANCS function on serialization codecs. But I think that is not support on original serialization source code.
How can I make a ANCS function...
Hello all,
we want to design a new product. in short description, it can be view as a key fob dongle and an access reader.
the key fob can be a stand alone key fob ( as...
Hello,
I have written codes for my dspic33 to communicate with other sensors through SPI before, but I am having some difficulty getting started with the nrf8001. This is...
Howdy,
I just got my nRF51822 Bluetooth Smart Beacon Kit. I down loaded "nRF Beacon iOS_1.0.zip" and fixed up the project and targets so that it was using the correct Code...
Hi,
I have read the Bluetooth specification version 4.0 and found this figure
It discribled we could use OOB to disvocery and exchanged device information to connect...
