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...
The error "Unknown command add_pc_lint" appears when running the bootstrap command during setup. It looks like PC-Lint is an application for windows for software debugging...
Hello! I'm trying to find a list of boards that can be integrated into a circuit design which have already received compliance in the EU, UK and with the FCC. I found this...
Hello. i testing zigbee coordinaator example with zigbeee device. Device was joined to Zigbee coord/ network.
Couldn't i get device payload data in coordinator source code...
I have the UART configured using the standard boiler plate code, with flow control enabled, where the RTS output is assigned pin 5.
I have defined a GPIOTE pin 25 as an...
We are working on a solution that involves a central provisioner that provisions a MESH network of sensors that it subscribes to. We need to be able to replace this central...
Hi,
I am currently drawing up a schemtic involving the NRF52832 on Proteus 8.
I have been trying to find symbol, footprint, and 3D models of the NRF52832 online, however...
Hi!
We are using a custom bootloader for our device. Current version of this erases everything from 0x0 to bootloader start address, and then writes MBR + Softdevice ...
Hi,
I have a question about ADC reading in ble_app_uart__saadc_timer_driven__scan_mode in SDK 14.
Let's say I'm using a double buffer, and I have 3 ADC channels (so...
Hi,
In my project, I am use nRF52832 for controlling ws2812b led strip with 8 leds.
I am use SDK 14.2 and s132_softdevice_5.0.0.
I have problems with the latency of...
I have a custom board of nRF52832-QFAB-B0 on which my application works well with SDK15.0.0 & SD132 v6.0.0
To perform DFU,
1. I copied the relevant parts of ble_app_buttonless_dfu...
There is always one kid in the class who wants to correct the professor and make himself look special.
That is me.
So: In file nrf_sdh_ble.h, line 76
@details This macro...
I am porting my own RTOS (named PicOS) to nRF52. So far, PicOS can run well without activating SoftDevice. I mean the SoftDevice is programmed on the flash memory but not...
Hello All,
I was doing some development on the Nordic nrf51822 and it was working fine without any issues.
I tried to remove some functions from the main loop (not removing...
Wich is the proper way to bring bootloader into deep sleep?
I'm using a modified version of the BLE Secure DFU Bootloader (SDK 14.1.0) for the nrf52810. I have added button...
We are working on non connectable beacons without any external I/O. They simply have a power and ground. Is it possible to perform OTA updates on such devices. Is there any...
