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 am trying to use the peer manager on a nRF52832 acting as a peripheral with both bonding and legacy pairing on SDK 16.0.0.
The application configured with bonding...
I am using version 4.1 of the Mesh SDK and version 16.0.0 of the nRF5 SDK on Windows. I was able to successfully generate the ninja build files using CMake. However, when...
Hi,
I'm interested in multiprocol examples and I'm trying to compile examples provided by the latest sdk for nrf52840 mcu.
IAR 8.x doesn't work I have this error "code...
I have written two functions to write and read data from the flash using flash_fds module. In this way I am calling the function to write the data to flash :
fds_write_record...
Hi there,
I was comparing the power consumption of ble_app_hrs_freertos and ble_app_hrs examples on nRF52840 DK. The average VDD current is 7.4 mA for the example running...
Hello,
I'm in need of turning on and off the LTE link to use the GPS in cases where I can't depend on PSM. The LTE Link Controller library is good for this however I have...
I'm in trouble... My design has 3 SPI devices, and at a late stage I ran out of GPIO so I added a I2C I/O expander before spinning and building my PCB without thinking too...
I'm trying to use nRF sniffer 3 and can't get it to detect the dev kit on Windows or mac. I've installed it into wireshark and see the toolbar, but no interfaces are listed...
Hi,
Can we give a voltage more than VDD+0.3V on an open drain high impedance configured IO pin? By open drain, I mean:
nrf_gpio_cfg(pin_num, NRF_GPIO_PIN_DIR_OUTPUT, NRF_GPIO_PIN_INPUT_DISCONNECT...
Hello, I am trying to follow and understand the MCUboot encrypted image design found here: https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/mcuboot/encrypted_images...
We are trying to connect to discovered smartphones with a Nordic 52840 chip, with S140 softdevice, discover the gatt table, read and write attributes. Most of the time it...
Hello,
I am pretty new the BLE development stuff and was mostly working on an application that works with an existing connection. But because my colleagues are not able...
I am using nrf52832 ble, I want to set the pin P0.2 low as analog input and p0.3 high as analog input .
#define AIN0 2 // analog pin p0.2
#define AIN1 3
#define AIN0_PIN_CONFIG_HIGH...
