I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
Hi,
i want to build a BLE mesh via advertising. i asked some questions before about ibeacon and observer, how ever to clarify my question i have some additional questions...
Hello,
I have set nRF51822 Evaluation Kit. With its help, I would like to read the pulse of the heart rate monitor:
link text
I manage to connect to it using the...
Hello, I read an article on Nordic site about the Blend Micro:
*"The Blend and Blend Micro also natively support (with no extra wiring) all Nordic Semiconductor nRF8001...
Hi,
I have a few questions on how to receive data (from an iPhone app) as a a peripheral device on nrf8001 (with RedBearLab BLE shield).
Basically I am trying to receive...
Hi,
how do you use the jlink gdb server?
All i get is Target halted (PC = 0xFFFFFFFE),
gdb will obviously not show any helpful trace for that and continue doesn't work...
Dear Nordic guy,
I 'm developing LG product with nrf51822 chip.
I have some question.
Applcation SW timer use the rtc1 clock source.so,
When NRF_timer interrupt expired...
Hi, I'm attempting to use API 2.1.3 and am experiencing some weird issues with transmission intervals. When I use UpdateConnectionParameters to set a connection interval of...
Hi,
I want to upload a firmware using DFU mode.
If I use toolbox 1.8 app of android I can upload the new firm, but If I use toolbox on my iphone, when I push upload the...
Does the s110 stack allow retrying pairing procedure?
It looks like the stack (peripheral) always ends with disconnect upon invalid passkey.
We would like to explore the...
Dear Sir,
In SDK5.2.0 S310 HRM example, one nRF51422 act as BLE and ANT RX character.
Another nRF51422 with S210 software act as ANT TX character to send out command...
Hello all,
I want to do current measurement for nrf51822 which is flashed with my own ble application which uses some custom services. As mentioned in evaluation kit user...
Hello,
My team and I are trying to decide how to power the nrf51822. We will be using a 3.7V lithium ion battery as our power source.
I saw in another post that it is...
I am planning to use the LPCOMP in conjunction with an external reference. I would like to just use a voltage divider to create the external reference.
Are there any impedance...
