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Problem with SPI CLCK 0

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...

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Started over 10 years ago
by Milad
Not Answered

How can I use Central and Peripheral at the same time? 0

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...

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Started over 10 years ago
by FormerMember
Not Answered
Reviwe for circuit using nRF51822 and Chip ANT 0

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...
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0 replies

Started over 10 years ago
by enojeon
Not Answered

nrf24l01+ how does EN_AA work in detail 0

to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet. then i thought that the settings...

568 views

0 replies

Started over 10 years ago
by thomas
Not Answered
Setting "Custom Data" in nRF51-ble-bcast-mesh 0

I am using BLE_Gateway example defined in nRF51-ble-bcast-mesh to create an rbc_mesh over 2 nRF51422 devices . For now, I am just testing it out on 2 nRF51422; I will set...
- advertising
- s110
- nrf51422
- bluetooth low energy
- mesh
- broadcast
- keil
- nrf51822
1662 views

0 replies

Started over 10 years ago
by Ankit

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