I would like to test the newly added v4.2/v5.0 Bluetooth features (e.g. LE Secure Connections, Data Packet Length Extension, 2xSpeed, etc) against non-nordic devices. I have...
I am working on a project using a ble nano (nrf51822) using the Nordic SDK 8.1. In the examples I found a way to control an LED using the methods LEDS_ON and LEDS_OFF. I wanted...
Hello,
I am using ble_app_gls example and I have implemented static passkey in the code. Now I want to see if wireshark shows the passkey when I connect to ble devices. For...
Hi Team,
We are implementing an UART communication between a M4 processor (UART master) and a nRF51 (UART slave) and we want to use the UART in Low Power mode with flow...
Hello everybody,
for my project, i will bond the peripherial with the central.
I test my device with the MCP and can connect without problems. When i press the Bond Button...
Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
Loaded Softdevice S140, ( Using NRF52840 DK board ) using NRFgo Studio.
App flash base is set to 0x00021000 and app RAM base is set to 0x20003000
Looking at the CPU...
OK, there are multiple versions of:
nRF51 chi
PCA10028 dev board
example projects
SDK
soft device
Keil dev environment
I getting all sorts of errors...
I'd like to optimize RAM usage due to lack of memory.
According to the release note of S130, the size of the GATT server attribute table can be set.
To get more RAM for...
First of all, I managed to successfully upload S110 and dfu bootloader (from SDK 9.0.0) individually to nRF51-DK board via OTA DFU using the Master Control Panel app. Initially...
I'm trying to get a DFU bootloader compiled for S130 8.0
In Keil the default dual bank compiles to over 7k
Total RO Size (Code + RO Data) 12608 ( 12.31kB)
Total RW Size...
Hello,
I want to save some structs to flash using pstorage with S130. What would be the best way to achieve this?
The struct consists of message, deviceID.
The whole...
I am designing a NRF52 based device. Do I need to add ESD protection circuits on PCB for any pins on NRF52? The initial device I am making is for prototyping a system. so...
Using nrf_delay_ms() can be energy consuming and indeterministic. I am trying to use application timers (from "app_timer.h") in nRF SDK 8.0. The way I did could be partially...
In a previous excellent answer Ole Morten explained how to calculate the maximum throughput of transmissions using notifications . I'd like to know what the calculations are...
Hi,
I am a newbie. I understand that a similar question was asked earlier, but I couldn't get an answer specific to my questions. My goal is to sample an analog signal at...
Hello,
not strictly an nrf question, but I am having trouble communicationg with the developer dongles under OS X. I am using screen to connect to my terminal and the input...
Nordic has show coffee machine using BLE IPV6. The BLE chip on coffee machine shall work as Master for IPV6 communication with internet? If so, does this chip drain much more...
Hi,
I would like to communicate nRF24L01 + module 2 but I'm facing a strange problem . I checked the registers . The data is loaded into the transmitter in the FIFO . I...
Hello!
I just want to change the outcome of Button 1 press action in my nRF 51 Dk. For example, instead of toggling led 1, I want to toggle pin 5. How to actually do that...
