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...
Hi!
I've been using PCA10028 for a long time and I had some bricking issues but I've managed to un-brick it with "nrfjprog --recover" and everything would work again. ...
I want to build nrftoolbox app in android studio. I downloaded the zip file from the github website and also the required dfu library. I unzipped both the files in a folder...
I have the nRF51822-DK and have been able to build and run the sample projects, e.g, ble_app_beacon.
I've just built a board using Taiyo Yuden's EYSFCNZXX module that's...
test the gpiote_example for timer0 in pca10003, the function is ok, LED blinking 200ms. but I change the timer0 to timer1 or timer2, the LED always on,and never blinking....
Hi! I use S130 on nRF51822 device.
After device is connected as peripheral I try to discover services using Master Control Panel but device disconnects. In Master Control...
I'm trying to start advertisement after establishing peripheral connection (on BLE_GAP_EVT_CONNECTED event) but called function sd_ble_gap_adv_start(...) returns NRF_ERROR_INVALID_STATE...
Hi
I'm working on a project to drive a DC motor, I really didn't find any example. I would like to know how can I program a pin in Keil, and I would be happy to have a...
Hello,
I am trying to get a lower connection interval from iOS. But the lowest connection interval I could get were 30ms.
Anyone has experience to achieve the connection...
Hi.
I find this code github.com/.../nrf51-dfu-single-bank-ble
I want to compile bootloader and download it on PCA10004.
I have KEIL 5.12 and the project file of the link...
Hi,
I want to create a service for test logger. Through this service i want to write n bytes at a time and after few delay want to write again some n bytes. These written...
I'm struggling to get started using Keil with an NRF51822 mounted on a custom board that I have cobbled together.
I have opened the blinky/pca10031 example as a starting...
Hello, I have two nRF24L01 devices that can already talk to each other on a custom address. When I try to talk to the nRF51822 from one of the nRF24L01 devices, I cannot get...
services.h
Hi,
I'm writing an interface for my nRF8001 and am a bit confused about the NB_SETUP_MESSAGES value. In my services.h file the value is 14 when it appears there...
May be i haven't seen it, but how i can select if the setup will be stored in the NVM or volatile storage.
I prefere to start development with volatile storage.
On Page...
Dear All,
I used the array defined in services_lock.h to setup the nrf8001 module. Therefore, the service setup is written to the OTP memory in the chip. Now, I want to change...
