My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
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...
I am working with SPI for the mfrc522 RFID reader. We were able to read the card previously while we used nRF connect SDK version 1.5.1 and nRF connect 3.6.1
Now I am not...
I'm using modem version mfw_nrf9160_1.3.1
It's waiting for semaphore and when CSCON notification came in between it's just resetting due to some hard fault. Can somebody...
Hi there,
I have gotten to the very last step of the following tutorial: https://www.youtube.com/watch?v=kdMJQFDRoss
The issue I am facing is that when pairing the Matter...
Hello, I tried building the app showcased in this example: https://www.novelbits.io/smart-ble-lightbulb-application-nrf52/
I have gotten everything to build fine except...
Hello,
I need some help or advice on the easiest way to perform DFU in a nRF52832 device using a nRF52820 as a central through BLE. My nRF52832 device already has the DFU...
Hello, All
I am evaluating the example, following the instruction information here https://infocenter.nordicsemi.com/index.jsp?topic=%2Fsdk_nrf5_v17.1.0%2Fble_sdk_app_nus_eval...
Dear Support
Try to modify this use UART_1 for sending out data received via BLE, which is pin P0.14 on nrf52833dk_nrf52833, I modified Kconfig file under the boards folder...
Hello everyone, i am developing a board based on the nRF52832 microcontroller SDK v16.0.0 and sd132 for sending data of a sensor over BLE to a mobile APP. For this i am using...
Using an approach similar to what's in the ble_app_att_mtu_throughput example, my goal is to transfer data as fast as possible. (I.e. call sd_ble_gatts_hvx() on the same characteristic...
Hi,
I'm implementing a hard real-time system (few us jitter) on nRF52840, SDK17.1, based on FreeRTOS project.
In the project, I need to sync GPIOs toggling with ADC...
SDK: 15.3.0 SoftDevice: S132 Device: EYSHJNZWZ (nRF52832)
Is it possible to "WRITE" a characteristic that is larger than the MTU? As an example, we are considering the following...
Dear All,
I am looking for sample code to use an external QSPI flash (MACRONIX MX25R6435FZAIL0). The code is run an nRF52840 based custom board.
Your help is appreciated...
Hi,
I have a doubt regarding the possibility of removing or disabling an endpoint at runtime.
Assuming that we have a device with multiple endpoints, is there a mechanism...
Hi,
I have problem with program nrf21540 UICR mode. POUTA/B_UICR seem not set successful during measured here.
Below following which I write via SPI(Voltage is 3.5V)....
