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...
Hi,
I need to send data from a CSV file on the nordic board(Via fatfs library). I have presently gotten a Gatt service up and running.
I have a mobile application which...
Hello ,
Do we need to use TIMER1 ,2etc.. to use TIMER1 ? In my current configuration i have set NRFX_TIMER_ENABLED to 1 and others to 0 "NRFX_TIMER0_ENABLED and other instances...
Hello,
I'm trying to use th nRF52832 as a slave SPI device but in the examples "spis" I see the firmware uses DMA.
Can I use it without DMA?
Also, what is the difference...
Hi ,
I need to generate a count data to third party library.
So I create a timer1 ,it can work well.
But I set time_us equal to 1 ,the "timer_led_event_handler" don...
I am interfacing external RTC PCF8563 to nrf52840. Also I will be using low power sleep mode. Will it be possible to wake up nrf using 1hr alarm interrupt of rtc?
Hi ,
I am working on the project based on nrf9160.
Please verify it-
1. I want to print the current clock source of the board as board is initially work on LFCLK....
Hi!
I am feeling a bit stupid, since I know that I must have made a config error somewhere. I just don't know where. I am developing a BLE HID device using SDK 16.0 and...
Hello,
I have trouble with interrupt.
I use pin 16 to trigger interrupt signals from a sx1261 module.
It has worked well on example code with SDK 14, but for my projet...
SDK Version: 15.1 IDE: Keil Softdevice: S132 v6 Example: Blinky peripheral example slightly modified Q1. Does the Softdevice use RTC0? Q2. Does the App Timer use RTC1? If...
Hello everyone,
I am using the pc-be-driver-py library to start a scanning with IRK and I view the advertising events that I get. My peripheral is configured to do 1 advertising...
When i compily the SDK16.0.0 example project: iot_secure_dfu_bootloader_secure_dfu_s132_pca10040 i get error after Linker, saying .rodata and .data are too large for the flash...
Hi, As per our requirement, we have integrated GCP on thingy91 (PCA20035) and able to send and receive MQTT messages without any issues. But as part of FOTA implementation...
Hi,
I'm using the light switch example and lpn example from the Mesh SDK 4.1.0.
I have one Board as the light switch client (gateway), one as the light switch server ...
