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...
Hello,
I am wondering if there is a list of recommended chip antenna for the nRF52811 SoC?
I am designing a board that will use BT5.1 but does not need the AoA /AoD applications...
Hi,
I tried to burn the hello world sample code into thingy 91 using segger and J link Edu.
After configuring Termite it did not show anything.
And now LEDs are...
Our device is based on nrf52840 + SDK 15.0.0
We use nrfutil application for packaging sw update (application) and use DFU for uploading & verify authentication
We also...
Dear Members,
How can I use ST7735 module with I2C ?
I saw :
NRF_MODULE_ENABLED(ST7735)
at
G:\nRF5_SDK_17.0.2_d674dde\components\drivers_ext\st7735 ,
How can...
Hi, we are developing an Application with one nrf52840 acting as central, that is connected to up to three nrf52840 acting as peripheral. For our Project, latency for transmissions...
Hi we are seeing some very strange and would like some help clearing it up.
Recently we noticed a very weird hardfault issue triggered through data bus error, at first it...
Hello,
I am currently working on a project with the nRF52832. I need to get the data being provided by the Bluetooth sensor to be stored as a file in my Android device....
I am working on a project that requires some functions from nrfx_saadc.c, i have included this file in my project yet I can not access the functions in the file. The code...
Hi,
I want to add HID consumer control to the usbd_hid_composite example in SDK16. I have seen HID consumer control in the ble_app_hids_mouse example but don't know how...
The debug Log shows that
in main.c static void ble_evt_handler(ble_evt_t const * p_ble_evt, void * p_context) function
case BLE_GAP_EVT_SEC_PARAMS_REQUEST: // Pairing...
Hey all, I have been working on some custom boards using nRF52810-CAAA chips. I use SDK version 15.2. I had some previous issues with sleep currents as seen here , but I resolved...
Hello,
I setup nrfutil to use VALIDATE_ECDSA_P256_SHA256 and have this output from the pkg display output:
|- hash_type: SHA256 |- hash (little-endian): 60de8328530e5882b789259309c47d20dc1a9482f89606ad2cb70d9ad6456b1b...
Hi, Thank you for your attention to this matter.
The questions are as follows:
1. I originally used the following python script to upgrade the modem firmware, can be upgraded...
