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how to use SHA256 and MD5? 0

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...
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Started over 5 years ago
by roger.k
Not Answered
How to use SHA256 and MD5? 0

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...
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Started over 5 years ago
by roger.k
Not Answered
Does the nRF52840DK[PCA10056] support IPSP service serialization (e.g. sd_ble_l2cap_ch_setup) connected with pc-ble-driver? 0

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...
- development
- software
- nrf52840 dk
- softdevice
- bluetooth le
- nrf52840
- s140
777 views

0 replies

Started over 5 years ago
by RyanChu
Not Answered
how to get the data from two uarts in nRF52840 0

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...
765 views

0 replies

Started over 5 years ago
by ps_anu
Not Answered
BLE consumption peripheral to high 0

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...
777 views

1 reply

Latest over 5 years ago
by Stian Røed Hafskjold

Recent in Nordic blog

Writing BLE firmware with a few lines of code

Nguyen Hoan Hoang

Writing a BLE firmware can now be done with a few lines of code. The code example bellow is all you need to write for a non-connectable BLE firmware that advertise a counter value every second in the…
- 29 Dec 2017
nrF52 Tutorial: ETM Instruction Trace with Keil MDK

Bob Boys

Hello I wrote a tutorial on using the nrF52 Development Kit with Keil MDK. www.keil.com/appnotes/docs/apnt_308.asp This document features essential debugging capabilities of the nrF52 series. ETM Instruction…
- 15 Dec 2017
One minute to understand BLE connection data package

viewtool

1.Profile During connection procedure of BLE, there are three packages: SCAN_REQ, SCAN_RSP 和 CONNECT_REQ。 SCAN_REQ： Scan request, issued by MASTER DEVICE, send to SLAVE DEVICE，sent by the Link Layer…
- 15 Dec 2017
One minute to understand BLE MTU data package

viewtool

1.Profile MTU: ATT Maximum Transmission Unit (MTU) is the maximum length of an ATT packet. The ATT MTU is defined by the L2CAP and can be anywhere between 23 and infinity. The implementation of the Bluetooth…
- 15 Dec 2017
Debugging on nrf52840 with GDB from CLI on linux

jfcamel

Today I tried to find the better ways to debug program on nRF52840 PDK from CLI on linux. The ways that I tried [Failed] openocd (both stlink and jlink) & gdb [Succeeded] JLink & JLinkGDBServer &…
- 14 Dec 2017
The KEY POINT of example "ble_app_uart"

QQ645116977

This article baed on "pca10040", nRF52832 example code path "examples/ble_peripheral/ble_app_uart" IMPORTANT!!!! board config file of this example located in "components/boards/pca10040.h" and uart…
- 12 Dec 2017