Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Migrating from 13.1 to 15.0. getting error, undefined reference to 'ble_evt_handler'
In 15.0, peer_manager.c has the function, static void ble_evt_handler(ble_evt_t const...
Hello,
I tried a migration of a bootloader from SDK 14.2 to 15 but my bootloader does an infinite loop @0x24d70.
Do someone have an idea of what can i do please ?
...
I'm working on an application in which we are using a custom board with the NRF52382, which is powered by a battery. We sample our ADC every 6ms, record these values for about...
I try dual bank DFU on nrf52832+SDK15.0.0.
After extract new image to dst_addr(run image_copy),
DFU run nrf_dfu_settings_write().
nrf_dfu_settings_write() is run, nrf_dfu_flash_erase...
By setting either:
ble_gap_adv_params_t::duration
or
ble_gap_adv_params_t::max_adv_evts
to a non-zero value should trigger the BLE_GAP_EVT_ADV_SET_TERMINATED event...
We are planning to use Adafruit BLE Feather with the IAR / Keil/ SWD tool chain for a small scale project . I notice the Adafruit BLE feather memory map is quite different...
Maybe I'm wrong but this seems to be wrong ASSERT in the function:
My understanding is that max time which can be set on timer is dependent from timer frequency and timer...
Hi There, i am pretty new to this ble and arm world. i was exploring my nrf52dk with sdk15 cryptography libraries. I have looked into an example of Elliptic Curve Diffie-Hellman...
Hi,
I had done secure OTA in my custom board using SDK12.2.0 with S130 v2.0.1 softdevice. But when i am trying to update the same for multiple times then its not happened...
Hi!
I'm running UART example and modified to run upon interrupt and its working fine, but in main() if condition ( if (cr == 'q' || cr == 'Q') ) is not executing even condition...
Hi,
I'm trying to toggle GPIOs 32-35 but it can't be done. Other GPIOs though such as 15,21,30 I change successfully.
Here's my code:
I saw a solution regarding NFC...
Until lately, I have never used characteristics longer than the 20 Bytes and if the length of application data was longer, I would fragment it on the application layer.
...
Hi there,
I’m trying to port Thingy to Segger Embedded Studio. After reviewing some related blogs on devzone and github, I have imported the Keil project into SES. All files...
