Hi, is there an available developer in my tri-state area of Minnesota, N. Dakota, or S. Dakota? Please call me if you are available for a project for hire. The developer should...
I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
I've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well.
...
Hi,
I am working on my hardware product having nRF-51422 chipset. I just came to know from forum post that
nRF-52 chips will get arduino IDE support as standalone. I want...
I have tried to create delay_timer function using app_uart as nrf_delay replacement in order to save power as much as possible in a short delay existed in any part of my code...
I tried all the examples TWI code on my device and a dev kit nRF51-DK. Nothing appeared to work, either I get a into the WDT handler or the nRF51 resets.
While combing...
Hello,
My name is Mehdi, and I am a student in a french university. Actually, I am working on a project and I aim to use the Heart Rate for a statical studies to use it...
Hi,
I'm trying to use the NRF24L01 as a replacement to HS6200p. But I can't find 0x1E (SETUP VALUE) and 0x1F (PRE_GURD) in the NRF24L01 datasheet. Actually, in the datasheet...
Hi everyone,
I am using the following:
*nRF51422
*SDK11
*keil uVision 5.17
*s130
I have been working with nRF51 that scans beacons and stores it into persistent...
Hello everyone,
I am trying to set the security parameters for bonding with PASSKEY (static)format it is getting executed very well(connected and bonded) for the SDK 9...
Dear all:
My device uses LDO mode and DC-DC mode respectively, and the distance is different.In 4dbm, the distance of the LDO mode is 110m, while the LDO mode is in the 70m...
Hi,
I was wondering if anyone could clarify why there are enable, set and clear (CHEN, CHENSET, CHENCLR) for the PPI channels when according to the data sheet they all...
I checked S130 document for using nRF51822.
I want to change the nRF51822 like the following mode.
peripheral => central => scanning => peripheral => central => scanning...
Hello
I am trying to change the ticks value of Battery measurement interval (ble_app-prox example) but i am not able to understand how the ticks period is measured based...
Hi,
I was seeing memory leak issues when using NRF51 with JLkink v4.98. See this link:
forum.segger.com/index.php
This issue has been fixed with the latest version of...
The address miss event is not shown as a transition in Figure 22 of the NRF51 Reference Manual. What state does the NRF51 enter upon an address miss and how long after the...
To use BEL application, the soft device must be downloaded before programming.
i can find a table shows that which soft device version is suitable for chip version.
how...
Our application is developing RC units for small (indoor) model airplanes - we want to be able to have multiple planes flying at once without "stepping" on each other.
...
I'm developing a NUS-based peripheral and adding a timeout to force a disconnect after a period of inactivity (i.e. no incoming NUS data). However my peripheral also provides...
