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...
Hi all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
Looking at the ble_nus service, I see that the SoftDevice allows notifications to be more than 20 bytes long:
uint32_t ble_nus_string_send(ble_nus_t * p_nus, uint8_t *...
I'm try to use RTC1 to generate overflow interrupt, but it doesn't trigger interrupt.
void RTC1_IRQHandler(void)
{
// do something
}
main()
{
NRF_RTC1->TASKS_STOP...
Hi,
I'm using s132, sdk 12.1 on nrf52x, my question is about possible race condition when setting the value of a characteristic using sd_ble_gatts_value_set (on peripheral...
Hi,
I am working on a IoT based project with nRF52832 and nRF52840. I am looking for PCB Designers and people who can develop firmware for our project. The firmware development...
Hello, in S110 device's nrf_sdm.h, there is this enum "NRF_CLOCK_LFCLKSRCS" which is defined as:
enum NRF_CLOCK_LFCLKSRCS
{
NRF_CLOCK_LFCLKSRC_SYNTH_250_PPM, /**< LFCLK...
Hi..!
I am trying to ***Receive ACCELEROMETER DATA FROM MPU6050 to PCA10028(NRF51822) AND WANTING TO PRINT IT ONTO UART using KEIL IDE.
Code is getting compiled & getting...
HI.
I want to send data from nRF24L01 + to RF communication and receive it from nRF24LU1 +.
The nRF24L01 + is connected to the STM32. The settings are as follows.
...
Hi, I'm trying to build a bluetooth device that pairs once, and does not have other hosts maliciously or accidentally pair to it (which would create a poor experience for...
Hi,
When i used nrf51822, i remember the s110 define max transmit buffer as 23 Bytes, but now, i am using nrf52832, the max transimit buffer is defined as 158 bytes.
Does...
Hello, I understand this may be a very broad question, but I still need to find as much information as I can.
Give a general answer if you'd like to, or a very specific...
Hi,
I just got the email about SDK13.0 official release. The list of changes in this release include "Secure DFU improvements". What does it mean?
Is Buttonless Secure...
Hi Engineer!
I would like to use DTM mode to test nrf52840 in our pre-samples.
but i did not find any info about that. how to use DTM in this chip ?
thanks you!
I've recently migrated from SDK11 to SDK12.3 using a FreeRTOS based applications. I seem to get a hardfault on a sd_ble_gatts_hvx call. There is no difference between my SDK11...
