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've just trying to get SPI working, everything is compiling OK but when initialising the SPI, when the line below is hit,
/* Clear waiting interrupts and events */
p_spi_instance...
Hello,
I have an iOS application communicating with a custom device having a nordic 8001 chip.
They have established a bonded relation. In nRFgo Studio, in Security...
I would like to support app_button, however I need to configure a pin as NOPULL and trigger on a low to high transition without debouncing.
I don't see a way this can co...
HI,
We survey APPLE's ANCS right now! But we have a question that need your help.
I use ios device ios 8.3,ble softdevice 8.0
I have some questions about the pairing...
Hi,
I tryed to compile code for DFU from GitHub, but every time some file is missing, then I must search it on net, then download for 100 times!!! When I thought I finished...
Hello,
I have to transfer 256 bytes over BLE using a nrf51822 with s110 SD. I have used the steps in the guide in this post: devzone.nordicsemi.com/.../ and it works fine...
Hi all,
The ble_app_keyboard demo could not connect to ipad smoothly like followed operation:
1.use two iPads(ios8.2), iPad A and iPad B;
2.use the ble_app_keyboard...
Hello there,
I have a question about compatibility of dongle with ble_peripheral examples.
I have been using pca10028 nRF51-dk running ble_peripheral examples (+S110)...
Hi,
I am using nRF51822 controller for my development. I implemented the system sleep mode as below.
for (;;)
{
power_manage();
}
void power_manage(void)
{
uint32_t...
Hello, I found that there has been SDK update for NRF52 regarding NFC. Currently, it looks like NFC is just used for tagging.
I'd like to know whether I can use NFC peripheral...
