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 NRF Team,
Is it possible to change the I2S buffer size on the fly while a i2s transfer is running ? (I Am using nRf52840 with SDK15.2)
I found in the documentation...
Hi, I am evaluating the nrf52832 and the Softdevice for potential use in a new product. The product has neither display nor keyboard. It therefore makes sense to use Just...
Hello,
I am quite new to developing with the nRF52840-DK. Up to this point, I have been flashing the applications (mostly the examples) over USB with the built-in J-Link...
We need to connect 2 peripherals with single central device.I have taken ble_app_multilink_central from SDK 15.3 and integrated the ble_app_uart_c in this. I am using the...
Hello,
I want to establish an UART communication with rn2483 module with nrf52-DK, SDK 15.2.0
On nrf52-DK, pins 6 and 8 are reserved for serial port, which are connected...
Hello
I used to do TWI communication until now, but it was decided to do sensor reading with SPI communication by changing the sensor.
So that's a question,
What is...
Hello,
I am wondering that when BLE5.1 SDK will be available ?
Is there any possible ways to test your BLE direction finding solution ?
As far as I know, development...
I want to set a keep alive value of MQTT while eDRX is enabled, but it doesn't work well. Any advice?
Environment - hardware: nRF9160 DK 0.8.2 - firmware: 0.7.0-29.alpha...
Hi,
I am using nRF52832 SOC along with SDK v15.2.0 with custom hardware, currently I have requirement to use DFU protocol in BLE application to get a FW of another sub system...
Hello, I hope your day is full of the scent of flowers.
I am in the process of the Ble_Cnetral and PrePhereal project.
I have added and built the Uart.
Why is...
Hi frnds,
I am using the ble_central and ble_peripheral code (nrf52840).
i am sending 400 bytes of data to central from peripheral continuously, sometimes the boards get...
3.19 [78] TIMER: High current consumption when using timer STOP task only
I'm using app_timer_stop. But I do not know how to cope with this errata. Does the timer stop that...
Hi
After upgrade modem to mfw_nrf9160_1.0.0.
Most of our SIM cards still working good on both AT and MQTT projects.
Two of our SIM cards can't connect to LTE when uses...
Hi,
I'm using nRF52840 where it's written 1.0.0 on the jlink ship and QIAAC0 on the nRF ship.
When reading the info.variant register I got 0x41414330 which is ..AAC0...
