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,
I've got a nRF51822 DK which I try to program with a SoftDevice using the nRFgo Studio (nRF51 Programming). My chip/programmer seem to recognized properly since...
Hi,
For developing our application i am using ble_app_hrs
in my case i have gpio interrupt for every 500 ms to get data from accelerometer.
question:
in heart...
Hi,
I am attempting to understand the timing of events when a mobile application connects to my nRF51822 based device. The reason being is that I have to enable the UART...
Hello,
Greetings, in the nRF24L01 datasheet, its mentioned that the module can work as a multiceiver, meaning 5 nRF24L01 module acting as PTx can communicate with 1 nRF24L01...
hi,
my customer using nrf51822 DK to have debugging software,the error occur in the attachment.
can you tell me something have Caused this problem?
thank you !...
I am using the code
err_code = sd_ble_gap_device_name_set(&sec_mode, (const uint8_t *)deviceName, nameLen);
I have made sure that nameLen is less than BLE_GAP_DEVNAME_MAX_LEN...
Hi
i am using twi_hw_master.c for i2c communication of accelerometer.
my accelerometer address is 0x18.
once i call
twi_master_transfer(0x18,dataW,1,1);
in...
Hi,
Can the value of NRF_RTC1->COUNTER be read safely from the main loop without first stopping the RTC or temporarily disabling the RTC1 interrupt etc? (nRF51822 or nRF51922...
I used the nRF51822 Evaluation kit and flashed the BLE_proximity example on to the PCA100001 board.
In the master control panel the USB dongle measured -46 dBm(Nordic_prox...
Hi all,
what if I want a sensor network in my house with BLE. Can I just install, for example, 16 nodes in my house and connect to all of them with one iPhone? Or would...
Hello,
I am currently using nRF24L01P with TI CC2591 in my RF module product.
I have a doubt that need your help to clarify.
Does the antenna impedance given in the...
We've been trying to user the AES hardware module in ECB mode.
To do that we used the sd_ecb_block_encrypt function.
Is this hardware accelerated? Based on power consumption...
Hello,
I would like to know if I could interface the nRF51822 with an Arduino Mega Board. Could you give me some advices to do that?
Thanks for your help
