Hi. I'm using nRF52832, SDK13.0.0.
I should use SHA256 and MD5.
I made my code as below.
NRF_CRYPTO_HASH_CREATE(init_packet_hash, SHA256); NRF_CRYPTO_HASH_CREATE(init_packet_md5...
Hi. I'm using nRF52832, SDK13.0.0.
I want to use SHA256 as below.
output32Byte = SHA256[input32Byte];
Which function or example can I refer to?
And also I want to...
I tried to port the example "ble_app_ipsp_initiator" to pc-ble-driver and run on Linux. The peer device is another PCA10056 device running ble_app_ipsp_acceptor. The problem...
hi...
i want to use two uarts in nRF52840 , one uart to one pc and another uart to another pc .Data should be transferred and received between the nRF52840 and pc how can...
Hi, i'm using two nrf52840 DK ev kit. One it's the central and one the peripheral
After the connection I need to save power at the peripheral board, because the cpnsumptio...
In mesh example project “dimming_server”，I have added functions: mesh serial, SAADC(use ppi) and compie pass.However,when debugging,an error is happened in the function"nrf_drv_timer_init...
NRF52840 support the long range bluetooth and BLE gateway SDK, look at here that RAK Wireless held a Beta and welcome the community to participate.This board with Cellular...
Hi,
Is it possible to send notification periodically even if there is no change in the value? I create sample code that send constant value periodically over BLE, but in...
I'd like to use new nrfx drivers included in SDK 15. The problem is that I want to use C++ but nrfx header files are for C. The struct initializers can't be compiled as C...
I have a lot of pin_read function. How can i set all port one line? for example P1OUT = (P1.01 | P1.02 | P1.03) or P1IN = ( P1.01 | P1.02 | P1.03 ) I dont know how to use...
I created a simple message mode based on the simple_on_off modle,when I debuged the codes in simple message client,I got an error(app_error),I never changed the codes for...
hello,
I used NRF52832 as a ble gatway.Now i have a trouble that the received signal strength is jumping about 2dBm when the chip loaded program.I test it with Spectrum Analyzer...
Hello! I am trying to prototype a DFU solution that works well for our application. We want to build a network with both normal Mesh devices and with friend nodes (once that...
Hi,
for my PCB, i'm using an NRF52832 as SPI slave, i send an array of 4 bytes {0xA5,0x00,0x01,ff}, but my SPI master receives always a byte (0xff) before 0xA5.
this...
Hello everyone
I have kind of a basic question.
I'm not sure how to manually disconnect from a ble connection. I'm using the ble_app_uart and ble_app_uart_c examples from...
Hey all,
We’re trying to figure out the best way of keeping our nRF52 (or 51) based design in the lowest power mode possible while sitting in inventory.
Currently, our...
Greetings,
I have 12 sensors each of which is located on an nRF52832 board. I need to collect the sensor data at 50Hz (10 bytes for each sensor).
For some reason I can...
This one is throwing me for a loop.
We just did a small build of 40 devices based around the nRF52832. 1 device out of those 40 is behaving very strangely. When the device...
Hi Sir
I want change the power transmission level for measuring the RSSI values for different configuration from -40DB to 4DB. for that i configure the radio. But it is...
When compiling (after the project folder change and paths updating) I get always this error.
No idea why. The C99 option is choose
It compiles correctly from SDK tree...
Hello,
I just finished migrating my project from SDK13.1 to 15.0. It caught my attention that when I flash the Softdevice, it uses memory from pages 0x00000 - 0x24000. I...
I think I found a bug in nrf_ringbuf_cpy_get. The first memcpy is wrong. The source and destination should be swapped.
if (length > trail) { memcpy(&p_ringbuf->p_buffer...
