Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
This is not a real question for support. It's more a success story i'd like to share with you!
Our company develops firmware for various customers on a lot of different...
Hi all,
What is the maximum data rate for the nRF24AP2 when using the Synchronous serial interface?
I cann't see it in the datasheet.
Is there anyone can answer me...
Hello,
I tried to use ADC on pin 31 (A7) in my project* and i have something strange. It looks like if my pin is pulled down inside the nRF52. Does someone have any clue...
Hey guys,
I am currently using the proprietary protocol on the micro_esb.c library with the nRF51822. So far everything has been working great, but I am certain my transmission...
Hello,
I'm trying the bootlader of SDK13.1, with SD S132_nrf52_4.0.2
I manage to send a ZIP file to the bootloader, but the application doesn't launch. I've tested with...
Hi,
I measured the current consumption of nRF52DK with the original code of "nRF5_SDK_13.0.0_04a0bfd\examples\ble_peripheral\ble_app_beacon ",
based on the current measurement...
Hi everyone,
I was wondering if anyone benchmarked the time for reading a word from flash on the nRF52840. I was able to find the write/erase time on the specs document...
Hi,
We use the nrf app (Android smartphone) to establish BLE communication with trackers designed with nrf51822.
When trying to connect, sometimes it works, sometimes...
Hello， for the past I've been trying to migrate unsuccessfully my code from nrf51 to nrf52840 S140. Now that I'm unsuccessful, I'm trying to eliminate the possibility of a...
Using FreeRTOS to run nrf_cli. When Serial is not connected (as in RX,TX,GND) the board goes into a reset loop.
There are a few things that seem to help:
Don't run...
hi,
i have tried to write data into flash memory, but i can not, i can read the data from memory.
i had followed your instruction as this link
infocenter.nordicsemi...
In my project, an android phone is needed to connect to two ble devices. All my ble devices are nrf51822. The android phone can connect to and receive data from every device...
Hi,
to investigate a timing problem in my Bluetooth stack, I've hard wired the Radio ADDRESS and END events to a GPIO pin using the PPI. The ADDRESS event is used to toggle...
Hi,
I'm developing a FW with a lot of services and characteristics. Since I added the ANCS service, I have the "NRF_ERROR_NO_MEM".
Configuration : NRF51822_XXAC / S130...
hello everyone,
i use nrf51822-QFAA(256kb flash,16kb ram).i want to use sdk12.3.
at first i can't build the project,after i install some tools, i can build it ok.
...
i am using nRF5_SDK_13.0.0-1.alpha_055eef3 s132_nrf52_5.0.0-1.alpha_softdevice and used examples\dfu\bootloader_secure\pca10040\ for secure DFu OTA .everytime i try i get...
