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...
Dear all,
As some of you have pointed out, if we want to perform DFU and having a watchdog running, the boot loader should embed a watchdog feed. I have successfully managed...
we have used the NRF51822-BEACON KIT EVAL BLUETOOTH SMART BEACON which includes RGB LED, but cannot find a non dev kit model with RGB LEDs . can you recommend one with either...
I am using NRF52 SDK14.0 and SoftDevice S132 v5.0.0. I am using GPIOTE low level port interrupt to wake the system from SysOff mode. If SoftDevice is enabled and I put the...
Hello,
On Nordic Studio, there is a fairly well documented NUS (Nordic Uart Service) that provides a read and write characteristic, and it mimics uart. Data written to the...
I have a BLE device "Masimo" and I'd like to download its data in real time through BLE notifications.
This device comes with an Android App which is able to download the...
Hello,
I have a problem with writing to server characteristic (battery service and custom). sd_ble_gattc_write function returns 0x11 which means another write with response...
Hello,
I am using sdk12.2.2 and pca10040. I want to add uart drivers in ble_app_template code so that I can use printf to get my data on terminal. Unfortunately I am not...
I AM USING SDK 12.2 AND IT IS RECOMMENDED TO USE FSTORAGE. But i found no function to read unlike pstorage_load . so can i use pstorage instead of fstorage will it cause any...
Dear Helpers,
We are facing an issue. It is all related to DFU (secure buttonless) and Android 7.0 (deployed on a Samsung A5).
We have a code that is running perfectly...
Hi
By playing around with the serializer code for the S132 5.0.0 I found a bug in the serializer/deserializer code.
The ble_gap_evt_auth_status_t has a new field "lesc...
I'm using FreeRTOS in my project and I wanted to check if the APP UART FIFO implementation is thread safe, IE I want to have a reader and writer thread. Each FIFO has a separate...
I want to enable BLE's NUS Service(in Old SDK, nRF5_SDK) with in nrf5_SDK_for_Mesh.
Is it possible?
I'm failing, as starting of this, to use Softdevice for parallel use...
I HAD ASKED THIS QUESTION: we have used the NRF51822-BEACON KIT EVAL BLUETOOTH SMART BEACON which includes RGB LED, but cannot find a non dev kit model with RGB LEDs . can...
Hello sir,
I have develop project and their lots of quantity. I want flash my updated program into my nordic device without open this device via BLE services. Is it possible...
Found on the web:
"Properly configured WiFi network shouldn’t interfere with the Bluetooth signal. The best practice for WiFi configuration is enabling WiFi on one of the...
