SDK_9.0.0
I was trying to implement 2 different UART connection parameters so I decide to use re-initialization.
My initial parameters included APP_UART_FLOW_CONTROL_LOW_POWER...
I'm trying to use the nrf8001 (and arduino) to send MIDI (musical note data) to Mac OSX. According to the Apple developer site the midi profile requires that the characteristic...
I have a custom made board that has an EFM32WG360F256 communicating to an nRF8001, verified that the ACI protocol works with repeated echos, however when I run the efm_ble_my_project_template...
Hi,
I have 3 nRF51 DK pca10028 v1.1.0
I compiled and run power profiling example and after that I cannot flash or connect to the devices (tested in all three of them)...
Hi Guys,
Thanks for your precious time and insight. Let me try to explain what we did,
We have developed a custom board
After assembling the board, we do a bare board...
Hello all, this tutorial goes to a fellow named Emil who helped me with this project.
Number 1_ Make sure you set up the terminal viewer For debugging with real.You need...
Seeing recent response to my original question on multiple chip selects, I've opted to share a modification to spi_master that I've implemented in part to make handling some...
Hi
data sheet of the nRF52840 states that the QSPI port pins should be initialized to "high drive".
I've experimented a little bit because I have problems with a Macronix...
I have connected a BM680 sensor on a BL654 (NRF52840) via I2C. I have connected the power to the BME680 on a switchable power rail. I need to power this rail with a GPIO pin...
I am trying to create a test case for in house validation and would like to know how to do so.
Here is what I want to do:
I want to create a boot loader that checks...
Hello,
In nRF5_SDK_17/examples/dfu/secure_bootloader/main.c, the main program starts off with protecting a couple of flash areas:
But how can, after this, an OTA update...
I don’t know what all the XML syntax is, or what program processes the flash_placement.xml file, or what form the output is in, so I don’t know if I have to do exactly what...
Hello, nrf experts.
I have trouble with testing update over ble from main application. Using buttonless dfu example. But when I'm connecting to nrf dev kit, nrfConnect on...
Hello, I am trying to erase a page on the internal flash memory of the nRF52840. I am doing this as a BLE peripheral with 1 active connection. The problem I'm facing is that...
I am trying to determine the cause of iOS stopping to reconnect to my nRF peripheral in the background. I have seen posts from several years back that reconnecting too many...
Hi
I'm trying to add CMSIS DSP Software Library to my project.
After adding DSP function I'm getting linking error:
components/toolchain/cmsis/dsp/GCC/libarm_cortexM4lf_math...
Hi all,
I have a problem with 802.15.4 association in beaconned PAN. Basically I have two devices, PAN coordinator and an FFD. FFD is able to find the coordinator (throught...
Hi. I am working on the nRF52840 DK. Currently, I am trying to implement a DFU feature for my application.
The application has the bonding feature. Therefore, I tried testing...
Hi.
I purchased a nordic thingy 91 in Singapore. But when i try to update firmware through programmer, it is not detecting the module. Also i am not able to activate the...
Hi,
I'm using a custom board with nrf52840 and sdk 15.1.0.
I have altered the ble central and peripheral example(ble_app_hrs_rscs_relay) to support nus central and peripheral...
