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...
Hi - I am wondering what is the power optimal way to read/write with the TWI module. I do a tx and rx with the TWI interface. I have something like this, from the examples...
Hi,
We have just almost finished develop a product which used nrf52840 as a data hub, a wifi module connect to nrf52840 through uart, and baudrate set to 460800, and also...
Hi ,
I am using the example "ble_app_uart".
I enable uart while receiving data from nus handler and turn it off after transmitting.
After I mondified the code, it can...
When trying to write the bootloader hex file to the device with nRFgo Studio, the following error message is displayed.
[nrf52840_xxaa_s140.hex programming failed: This...
Hello
I'm using SDK 15.2 on nRF52 DK to test the ble_app_multirole_lesc example.
I downloaded the code to nRF52 DK to act as central.
I commented the scan_start() function...
I take bootloader_secure_ble example for pca10056 build it and use hex file to program using nRFGo Studio get error verification Failed. if i programmed with keil then load...
HI,
I'm having a problem when I use the function nrf_drv_twi_xfer. The function returns the error code NRF_SUCCESS, but using the event handler I notice that I'm receiving...
I am using nrf connect app on ios , the device is getitng on device mode but it is not showing DFU button on it , but it is working when using android app of it
And...
Dear all,
I am using SES, I have an application that relies on a softdevice. For it I developed a custom bootloader that DOES NOT rely on the softdevice and only transfers...
Hello, Nordic! I'm developing with a nRF52832, a bmi sensor and SES. I am starting with the BMI160 libraries on github and encountered some problems with the call of the i2c...
I am trying to implement a simple matrix 4X4 keypad. I have an issue in enabling gpiote events. I disable gpiote events when there is a row event and i scan the keys by turining...
Hello,
We were wondering under what conditions the SIM will reset. AT commands will give us activity on the SIM_CLK and and SIM_IO lines, we are looking to see activity...
Hii,
I have two question regarding advertising and connection
1. Is there any way to hide my peripherals advertising from any other central scanner .
2. Is it possible...
Hi
I did test two sample code with nrf52DK kit in segger embedded studio. with sdk ,nRF5_SDK_15.3.0_59ac345
1) ble_app_uart (I connect one sensor with UART,I did some...
Hi,
we are progress of designing custom board using nRF9160.
By reading nRF documentation, my understanding is GPS circuit in Dev kit is unstable/nonperforming.
Could...
