Using FreeRTOS and SDK 15.3 on nRF52840 and SES, SD 140
I'm following along with the NUS example project in this particular release and have a problem I'm a little stumped...
I'm developing firmware for a RAK4630 for IOT purposes. According to the datasheet, the average consumption of the nrf52840 is 1.5 ua in system ON mode. Mine is measuring...
Hi all,
I may have encountered an issue with nrf9151DK board.
When I only set LED1 with dk_set_leds (DK_LED1_MSK) the LED1 and LED2 are both lit.
Setting other leds...
I am using XiP with partial code running from MX25. I am facing issue where I am getting hard faults when Erase is happening and at the same time the ISR from XiP region is...
Sending array unit8 type data using BLE failed, and attempting to take 2 bytes of data from the array and send it also failed. Does anyone know what this log error means?...
Hello. I am using nrf52832 for Ble-based positioning. currently i am tackling with establishment of an anchor measuring rssi values and sending them to a central center (a...
Hi, AFAIK, factory data is written during production and will not be modified later.
Will the factory data be modified after FOTA?
I noticed that the certificate declaration...
Dear Sir,
I have enabled my project for SPIM+EasyDMA.
I am configuring the SPIM transfer nrf_drv_spi_xfer with additional flags like,
NRF_DRV_SPI_FLAG_NO_XFER_EVT_HANDLER...
nRF51822 QFAA
At first I set up the RAM size to 0x1F80, it works fine. However, after I try to use RTT to print log, I got the compile error: region RAM overflowed with...
Hi ... how to set the password to secure the connection between the device and application . I don't want to anyone to connect my device , for that i am planning to the set...
I have a nRF52 DK. I'd like to debug my board which has nRF51822 and sensors, and has SWCLK, SWDIO, VCC, GND, RX, TX, VCC, GND. Please provide detail steps on how to wire...
I'm developing a central that discovers services in a peripheral. The services are both custom and standard BLE services. Discovery is working fine, but there is one issue...
Hello,
We are experiencing a rare condition whereby we read in raw Accelerometry data (758 bytes) over the SPI bus, and sometimes (rarely), we'll get a block of repeated...
Hello Everyone, I designed and fabricated a small nRF52 board. The design of this board is based on the Adafruit nRF52 feather. The difference between my designed board and...
Hi,
I'm working on MacOS 10.14.6 and I'm having trouble with the Programmer app in nrf Connect.
I have installed the Jlink driver successfully (v6.60a), but when I select...
Hi, I am trying to add a motion sensor event into my code that utilizes the low power accelerometer on board the thingy91. I wont be in sleep mode but will be in PSM or edrx...
I have followed the instructions in nRF Connect 3.3.0 - getting started assistant to setup my nRF connect SDK.
I proceed to set the nrf repo to v1.1.0 branch (last stable...
Hi, I Implement void WriteRegister and ReadRegister SPI interface with mfrc532 but some time right,some time wrong.
Some time i write value in a regsister and i read again...
Hello,
I am emulating the behaviour of a device doing this operations (Using pc-ble-driver-py 0.14.0 and nrf52840 dongle):
Is connected by a smartphone app
Exchanged...
Hi,
I'm using PCA10040 board and J-Flash to program a HEX file. However, the programming failed because of the license problem. How can I solve this problem?
Thank you...
Hello. I want to create a profile here so that I can ask private technical questions. You ask for personal info like full name, phone, address, etc. Is any of this information...
