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...
Hello,
I started implementing a project with the device manager. I am using the S120 as central.
I am able to connect to 3 peripherals at the same time (also nordic nrf51822...
Hi,
The environment is Ubuntu 16.04 running on parallels on a mac pro.
I am following all the installation instructions and I get no errors, except that the opus driver...
Hi,
Today, i try to use the UART SERVICE from nordic on both smartphone and NRF51.
I succeed to send data between the two.
But now, i want to send data longer than 20...
Hi,
Using SDK12.1 with nrf52. Have SD and bootloader on the device and trying to load application via BLE DFU.
It randomly gets stuck. (see attached screenshot)
And...
Hello,
I have some trouble to use the Secure Bootloader example, which comes with the
nRF5_SDK_12.1.0
I installed the latest nrfutil and hexmerge. I can compile the...
This piece of code appears in all IoT SDK examples:
eui48_t ipv6_medium_eui48;
err_code = ipv6_medium_eui48_get(m_ipv6_medium.ipv6_medium_instance_id,
&ipv6_medium_eui48...
Hi, I am using the nrf uart app to communicate with a smart phone and the NRF52. I am trying to detect whenever it is sent a value between 0 and 60 from the phone, and save...
Hi,
I'm working on nRF51822 with SDK 11.0.0 softdevice s130
I have an nRF module acting as central and smartphones (iOS and Android) acting as peripheral.
I tested...
Hello, what is the BLE max range w/out usin PCB antenna?
And what range ll be if i reducing the connection interval down to the minimum 7.5ms, set Tx power to +4dBm using...
I am using the nrf51822-QFAC-R in an application where the realization of the antenna is very challenging, and I expect to have an antenna |S11|=-1dB, with variations of the...
Hello, I want to clear things up a bit, all these concepts are starting to overwhelm me somehow. I want to know:
What can have UUID and handle? I understand that profiles...
I want to use ATMEGA 328 to send a packet over to the chip as follows:
SPDR = packet ;
Can some one kindly post what the content of this packat should be ?
is it possible...
hi,
i am working on FDS. here i am able to write number of records and also able to read them back.
but while updating i deleted one of the old record and writing new...
Hello,
I have some problems with UART communication with my nRF51 DK.
When I connect it through USB cable, all is ok. But when I connect pins: P0.09(TXD), P0.11(RXD) to...
Hello, i have a question.
Can nRF51822(s120) handle more than one connection at same time?
Let me explain: i have one server(nRF51), and two(or more) clients(nRF51 and mobile...
