I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
I am using the gazell protocol of nrf52840, How can I specify the correspondence address of this different handles when I USE A HOST to communicate with eight handle devices...
Hi,
I have looked at the different post regarding the nRF9160 and SPI, but I can not get it to work on our custom board.
Attached the board definition files.
Here...
I have the Thingy91 plugged into a macbook pro(osx catalina) with usb.
I have updated the firmware on thingy 91 with the precompiled application and modem firmware ( 2020...
We are able to form a openthread mesh using CLI-ftd examples.At present we have server communicating to Clint in UDP portal .Is there is any UART command which is meant for...
Hello.
I am using SDK v17.0.1, nrf52833.
I can enter DFU Mode with pressing Button 4 and reset Button.
However, I want to enter DFU mode without any Button.
I've...
Hi everyone,
I'm starting from USBD example and I want to implement a composite device.
If I want to implement a composite device I have to add one interface and then...
I'm working with several Samsung SmartThings and I am wondering if a call to will address this the issue of devices leaving the network insecuely https://www.samsung.com/sg...
Hello everyone, The last few days I was advised to buy the nrf52840 DK. Up to now I have worked with the dongle. I read online the need to download the j-link software. Where...
Currently, I'm switching my platform form nRF52 to nRF53.
For the work I'm doing, I need to use DPPI to enable GPIO events to trigger SPI transmissions, without interrupting...
Hello,
Looking for some background info for SOFTDEVICE ASSERTION 0x0002715e. sdk 15.3, SD s132_nrf52_6.1.1
Maybe related, there is no Assert if fds_record_write() is done...
Hello
I am developing devices including nrf52832 and 3.3v buzzer. However, the buzzer in this device is very hot and the battery is running out quickly.
Now I know that...
Hi. I always appreciate to your kindness and fast reply.
I want to extend BLE range from 200m ~ 500m using FEM.
For the first time, I choose SKY66111 but it is not working...
Design background and goals,
1.Both ble_central and ble_peripheral are used nRF52832.
2.All nRF52832 UUID are the same.
3.Devices of different groups can’t be connected...
