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...
Hi,
I am struck with the problem of GAT ERROR when I upload my application zip file through Nordic nRD ToolBox in Android.
These are my steps:
I load the S310...
I recently migrate to SDK 10 from SDK 9 and printf is behaving weird with baud rate of 92100 (460800 and below works fine). Some of the characters were printed out of order...
Hi,
I am trying to implement some custom services in PCA10028 version 1.1.0 with Android, I am following same code which is in github ( github.com/NordicSemiconductor) it...
Hi. I try to nus + pwm.. I am using github.com/.../nrf51-pwm-library ..
When I combine 'ble_app_template' + nrf_pwm, it works fine.. but 'ble_app_uart' + nrf_pwm is not work...
Hi Guys,
I am working on nrf51822.
I use the nrf51-ble-app-temp example with "nRF Temp 2.0 for BLE" APP.
But it is not work.
Anybody workable with "nRF Temp 2...
Hi
Is it necessary to certify a new product for CE compliance if we use a reference layout as a base for our design? In particular, we want to design a USB dongle using...
Hi,
we are using a nRF51822 built into an industrial sensor device. As part of the final production test we want to check the RF connection between the BLE chip and a test...
Hi,
I have a central device and I need to register lot of 128 bit vendor service/characteristics (~20).
However, sd_ble_uuid_vs_add return NRF_ERROR_NO_MEM.
Some post...
HI , Global Tech Tour 2015 - Shenzhen I get the infomation that the R&D in nordic Semiconductor has got the development board NRF52 smart remote. What's the data you will...
Hi All, I'm trying to compile and download sample code "dual_bank_ble_s130".
But it seems fail to run.
I'm using SDK10 examples\dfu\bootloader\pca10028\dual_bank_ble_s130...
can we transmit data of size greater than 40kb (image) through nrf51822 but without connection to peripheral device i am working so hard to find a way but not achieving the...
Hi I'm trying to optimize my connection interval for latency vs power consumption but I notice that a lot of values I try to set are giving me the invalid parameter error...
Hello,
I am using S120 central stack 2.1.0 with SDK 9.0 and able to work with single server connection. Now I am trying to connect to 2 peripherals with 2 different UUID...
I read timer example of SDK7.0/6.0, and found that often we write some code to tigger the clock.
but the same example of SDK9.0 needn't. why ?
the code of SDK7.0: NRF_CLOCK...
Hi,
I am developing ble apps with the BL600.
I am coding a source file with the keil IDE. And this source is deployed to the nRF51 DK board through the nRFgo Studio....
