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 all,
I am trying to figure out how to change the LEDs blink rate on the go.
I have set up the timers_init() and let say every 500ms sensor data is read on dev kit...
I want to make sure I'm far from ever having a stack overflow event. Is there a way in the IDE or elsewhere to monitor this risk? The map file produced after a build?
Hi,
I'm trying to get the actual connection interval used between my nRF51822 device and iOS device.
I have read this article , but I cannot get it worked.
I used sd_ble_gap_ppcp_get...
Hi,
I want to disable the softdevice (S110) in order to use the "flash_page_erase" and "flash_word_write" functions. But, when the sd_softdevice_disable() is called I get...
Hidden in the guts of this answer is:
Please be noted that not all central
stack have full support to
automatically discovery secondary
services (e.g S120 stack)...
In the code for the bootloader in dfu_dual_bank.c and the function dfu_init , I currently get an error code on timer start: 4 ( NRF_ERROR_NO_MEM ).
err_code = app_timer_start...
The device name is set in the usual way at the start of gap_params_init():
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&sec_mode);
err_code = sd_ble_gap_device_name_set(&sec_mode,...
Hello,
I am new to BLE profile development. I searched in web but could not find out a useful guide for this in terms of actual implementation(coding). It is seen that all...
Why is the "old" EK "not recommended for new designs"? Will the old EK work with the IOT SDK?
(Maybe it is chip rev dependent? I don't have the my EK on hand so I don't...
Hello,
I have purchased a Intel Galileo Gen2 (x86 Arduino) and RedBear BLE shield v2.0. The Arduino IDE I use is Intel's version. I have imported the corresponding libraries...
The application uses bsp_button_is_pressed() but this device has no buttons. This results in err_code set to NRF_ERROR_INVALID_PARAM and subsequently a system reset during...
As previously reported for SDK 7.0.1 here , the documentation for SDK 7.1.0 in:
API Reference/nRF51 SDK/Peripheral Drivers/GPIO and GPIOTE
is missing all info about...
I can't find documentation for the HAL functions in the latest 7.0.1 SDK
Specifically the functions in nrf_gpiote.h
C:\Keil_v5\ARM\Pack\NordicSemiconductor\nRF_Drivers...
Hi,
We are in the process of creating our 2nd pass boards with following components to achieve good RF range>20 meters.
JOHANSON 2450BM14E0003 and SMD Chip Antenna 2450AT18B100...
I have met a problem in communicating with nrf8001.
After reset nrf8001, RDYN is low which means it has something to send. Then I pull low of REQN and start receiving data...
