I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
I've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well.
...
Hi,
I am working on my hardware product having nRF-51422 chipset. I just came to know from forum post that
nRF-52 chips will get arduino IDE support as standalone. I want...
Hi!
I've been using PCA10028 for a long time and I had some bricking issues but I've managed to un-brick it with "nrfjprog --recover" and everything would work again. ...
I want to build nrftoolbox app in android studio. I downloaded the zip file from the github website and also the required dfu library. I unzipped both the files in a folder...
hello
In proprietary model of nrf51822,I doubt that the RSSI is not accurate in my testing environment,so i want to calibrate the RSSI info by using R&S SMU200A,can anybody...
Hello,
in the nrf52832 PS I've stumbled over the "EasyDMA array list mode". From the description, I'm unable to understand, how this works and what I can archive with this...
I have a custom board that has an MPU9250 attached as a SPI device. The MPU can generate data ready interrupts. I have set the MPU to generate data ready 4x per second which...
Where can I find documentation for using EasyDMA list mode on SPIM?
I've got nrf51822.
All I can find is this nrf52 documentation , which seems incomplete.
Is there...
I'm new to Gazell, so please excuse the simplicity of my question, but I just seem to be missing something.
I have an application where I will be using one host with two...
Hi
We are about to submit our system for BLE testing. We have been asked for RF-PHY:P9:1 RF-PHY:P9:2 RF-PHY:P10:1 values
RF-PHY:P9:1 Maximum TX packet length (MAX_TX_LENGTH...
Hello Nordic Team,
After setting connection parameters in accordance with Apple BLE design guidelines the BLE throughput has been significantly decreased.
My parameters...
Hello,
If I use the nRF51822 with 128KB ROM and I connect to a external flash via SPI.
The SoftDevice and bootloader are stored in the internal 128K ROM.
Is it possible...
Using GATT characteristic writes to transfer data is slow.Is there a cleaner and/or faster way to do faster OTA upgrade?
Also I wanted to upgrade firmware without affecting...
I have set up a 6lowpan test environment and could control the led3 and led4. could u please provide me with a code to read value at p0.01. i want to connect a temperature...
I directly connect GPIO pin with 24ohm resistor as follows.
And I set GPIO pin as high drive,
NRF_GPIO->PIN_CNF[MY_PIN_NO] |=
(GPIO_PIN_CNF_DRIVE_H0H1 << GPIO_PIN_CNF_DRIVE_Pos...
hello ,i use SDK9.0 ANCS project.when I paired it ,it can work normal. it can recive QQ,wechat,message and so on. but when I paired many times, it will be SystemReset.
...
Hi
I am trying to make an activity tracker with very low power conumption with the nrf52. The Idea is to count interrupts from an accelerometer thtat are generated if the...