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...
We have IoT gadget, where we use coin cell (CR2032) as power supply. Now, we would like to connect U_bat directly to ADC to measure battery level every n minutes, but keep...
Hi.
I have an NRF52DK Board. With the built in JLINK Debugger it works fine. Now i bougt an KEIL ULINKpro Debugger. Is connected with the 10 Pin cable. And i cannot flash...
Hello.
I'm working this : github.com/.../pc-ble-driver
In Chapter: Compiling the connectivity .hex files
2.Apply the patch hex/sd_api_v/SDK_connectivity.patch from...
Hi!
I have 2 nRF52 custom designed PCB. Is it possible to develop android app that connect both nRF52 PCB at the same time and receive the data from them at the same time...
I keep having problems like frequent disconnects (reason 0x08 = BLE_HCI_CONNECTION_TIMEOUT) and NRF_FAULT_ID_SD_ASSERT on my NRF52832 (tested with S132 v3.1.0 and V5.0.0-alpha1...
In the API file nrf_drv_twis.h for the nRF SDK, the definition of NRF_DRV_TWIS_DEFAULT_CONFIG looks interesting. The definitions for SCL and SDA pins are both set to the same...
Hello,
Is it possible to have 170 characters long device name somehow to the nRF52832 so that standard Android phones are able to see it without any pairing or any other...
In ANCS example (SDK 11.0.0)
I thought keys list distributed should be the same naturally until I see the code below.
ret_code_t dm_register( dm_application_instance_t...
I saw following code configuring about permission of charateristic value R/W.
it's in uart example of SDK 11.0.0.
static uint32_t tx_char_add (ble_nus_t * p_nus, const...
Hello
could anyone help me how to setup pipes for my characteristic, i need to recieve/transmit data to UUID of my characteristic, and recieve/trasmit to ClientcharacteristicConfiguration...
I have a ADC interrupt that occurs every 17ms and which copies the samples into a global static array, after which GivesFromISR to a binary semaphore so that the samples may...
please anyone answer for how to configure the digital input to make active the digital output in nrf52832? if give example program means it is much better
Hey!
I am working on NRF51822-QFAC, with the help of SDK 12.2 with the aim of scanning my bluetooth speakers and mobile phone.
For the same, I have loaded the project...
