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...
Hello!
I bought NFR52 DK preview board. As microcontroller it works well. But when I try BLE examples, they do not work. I installed SoftDevice S132, downloaded ble_app_uart_s132_pca10036...
Hello!
I want to add the battery services in my nRF51822 project for getting the message of battery. Is there need battery-powered?
But,I am sorry to see that the led which...
hi everybody,
I'm working in a project, I need to establish a connection between a beacon & the mobile phone, I want to prevent any other masters of connection to my beacon...
I am having an issue with running the initial blinky example that came with the nRF51 PCA10028 SDK in the Eclipse IDE . I will include screenshots of the issue. I believe...
Hi new to Bluetooth, but familiar with Radios and embedded devices
I have 2 devices that only connect to each other.
in the interest of extreme battery conservation I...
I am using a BLE UART friend module and I am trying to set the GAPIntervals parameters. I realised that when I set my max conn interval parameter above 2000ms, the device...
I am planning to use the nRF51822 and the s130 soft device to manage data coming back bluetooth sensor nodes. It is likely that there will be more than 8 peripherals, although...
The SoftwareSerial library allows GPIO pins to be used as TTL serial pins by bit banging.
The nRF5 suffers from the same problem that the Arduinos have. 1 UART.
Does...
Hello guys
I tried to start TWI bus and got a lot of questions. (NRF51 1422 AC)
I added necessary libraries, could You tell me what more i need to include in my code ...
Hi , We are using NRF52832 for our product .I have a small doubt in using GPIO . Can we use PORT and PIN events simultaneously at a time .
I need to configure some pins...
Hi,
I have three beacons in my setup:
One listening (R1) and two transmitting (T2, T3). T2 and T3 transmit packets with same length.
Say, T2 has started transmission...
Hello,
My system is one device with multiple host, these host will connected to the device on irregular basis.
The host action are listed below:
scan->connect->write data...
hi, i'm going to do some project with nrf51822 and SDK 6.0.0.
i just made up ble connection between phone and the chip.
and i want to send data some fixed time periods...
Hello,
I think there's a bug in the app_uart library in SDK 10 that occurs when the FIFO is enabled.
Using SDK nRF51_SDK_10.0.0_dc26b5e, I was trying to write data to...
