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...
What is the official status of the Softdevice Serialization for S130 in SDK 9? I could see an older answer on how that was removed in SDK 8 but since almost half year has...
We have noticed that generating LE Secure keys [ nrf_ble_lesc_keypair_generate() ] takes 2.5s. That causes our external, 1s watchdog to trigger. Is there any way to improve...
Hello,
I was going to email my local FAE about this, but figured I would post it here for anyone else who may have the same/similar question. To preface, I have reviewed...
Hi,
Of late, I've been evaluating Zephyr in its support of the nrf5340. I've come across several deficiencies that need to be addressed:
1. All callbacks (for the most...
I have an application for NRF5340 which I was trying to add BLE HCI RPMSG into the network core. I went ahead adding the necessary build configuration in such a way I would...
Hi Team,
Recently, I am developing spi functions. There is a function that makes me confused --"nrfx_is_in_ram".
I am not clear that what types belong to RAM data. ...
The datasheet for the nRF52840 states, in section 5.3.6.7, what retained registers do and then, rather unhelpfully, states that details can be found in individual peripheral...
Ian currently using Nrf52840 development kit and SDK 4,0 fir the zigbee and the thread. SDK 4.0 is being used for the project due to some functions that are not present in...
Dear NCS experts,
When trying to debug in VSCode by hitting F5 (or Menu: Run->Start Debugging), compilation fails with: fatal error: zephyr.h: No such file or directory...
Hi,
We are facing a very long startup delay with nRF52840 and I would know if there are some possibilities to reduce it.
I have made some measurements in different configurations...
Hi,
We're working on the nrf52833 chipset and were wondering how to add more data to the flash storage. I've traced the calls of load_settings() in the main and where fcb_init...
I had an issue when using both the current time service (CTS client, getting time from phone) and the battery service (BAS getting battery level from phone).
When requesting...
Hey everyone, I got a question regarding the BLE Advertisement with the nRF52840 (Softdevice s140). I am using the nRF Connect SDK with Zephyr and currently working on a BLE...
I created the project with 3 custom services with 1 characteristic per service (SDK v16.0.0, NRF52832 DK PCA10040 ). All characteristics has next settings:
char_md.char_props...
static void nus_data_handler(ble_nus_evt_t * p_evt) {
if (p_evt->type == BLE_NUS_EVT_RX_DATA) { uint32_t err_code;
NRF_LOG_DEBUG("Received data from BLE NUS. Writing data...
