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 am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...
Hi, I setup my attibute as 20B array. I'd like to change default data type in Presentation Format descriptor because the default value that is reported to me by BLE Scanner...
Hello,
I am curious to know what is the interpretation for the advertisement data
Advertising Data: 0201050709506562626c6503190002
This advertisement data seems to...
Hi,
Our custom board stops working after updating the connection parameters. We have a nrf51822 chipset custom board with proximity application flashed on it. Device get...
Dear Sir,
I open the Master Control Panel log.txt file, I can see
Serial port read: 04-3E-13-01-00-00-00-00 and
Serial port write: 02-00-00-09
Where can find the full...
I am using a nRF51822 at 16 MHz
What is the math formula behind the BAUDRATE register?
What is the timing error for each of the standard baud rate setting? This is not...
hello,
i was trying to run the sample examples, i tried blinky example from C:\Keil_v5\ARM\Device\Nordic\nrf51822\Board\pca10001 folder. i was succesfull in getting the...
Hello:
Why do I erase SDK5.2 version of flash and read not, in SDK4.2 can. I tested nrf51_sdk_v5_2_0_39364\nrf51822\Board\nrf6310\flashwrite_example is a good example.However...
before i write the flash, it has been erased.so ,its value is all 0xff.
when i write 0x00 to flash address 0x0001,the value read out is not 0x00 but 0x01,and the value in...
Dear nodic engineer:
i want test environment temperature with NRF51822 inner temperature module.
any information for reference?
any temp graph?
if need calibration?...
Hi,
I have an evaluation kit and I have custom boards that has nRF51822 chip on them.
I am trying to update the firmware(Application) of the custom boards from evaluation...
Hi,
I need to drive a piezo buzzer. Just need to make a simple beep function(s) that one call will start generating a specified frequency on specified pin and other call...
there is no sample code in nrf5188 sdk to use BLE_GAP_CONN_SEC_MODE_SET_SIGNED_NO_MITM,
what's the difference between the two settings?
for BLE_GAP_CONN_SEC_MODE_SET_SIGNED_NO_MITM...
Hi,
I am using IAR Workbench for ARM to develop my application and I'm experiencing a very frustrating issue with my debugger (J-Link that came with the development kit)...
