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 wanted to send data over peripheral device to the central device by using ble UART example. I used ble_nus_data_send() function in main(void) function. I have checked...
Hi, New user here, I develop using Kicad and it has an antenna based on the Ti SWRA117D design, which is 2.4GHz. Can I confirm I only need two components (as per reference...
Hello,
I am using the SPIM module to communicate the NRF52832 with a sensor, every time it generates an interrupt - which is generated with a frequency of 25Hz. For the...
Hi expert,
I'm working for my project that make a controller for drone, and that i need nus for as my service so i can exchange the data (send order via rx from smartphone...
Hi I'm trying to integrate the iBeacon and Eddystone protocol together. For this I'm using the timeslot to advertise the packets simultaneously. I have successfully integrated...
Hi,
I currently did many test with BLE our new devices, and i am stuck on this probleme since days. The goal of those test are to have internal too for validation process...
I am working on my first nRF52832 design utilizing a 4 layer PCB. I have been reviewing the different antenna options for this device and have some questions about the PCB...
Hi Everyone I am trying to get a hold of the nrf9160 SDK which is based on zephyr. Here is what i would like to know 1. There is a file named zephyr.dts which has all the...
Hey guys, I've been trying to do a range test with 2x PCA10056 dev kits. I believe I've set everything up correctly and cannot achieve more than 300-400 meters before the...
If we input 5V DC supply to Vin 3-5V P20, the Bluetooth programming failed at start. But if we input 3.3V DC supply to P21, the Bluetooth programming passed. Is this Vin 3...
Hi, I tested "Simple_coap_client" and "simple_coap_server" on NRF52840 using Threading SDK.
It seems that the route is decided by the leader, can I specify the route?
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I am making a simple breakout board for the nRF52833 (I'm using Fanstel's BM833 module). This is what my board is looking like. There's a ground plain on the top and the bottom...
I'm trying to send data from a NUCLEO F401RE board with the nRF 52840 DK using UART. Then have the data to be sent to my phone via Bluetooth. I'm starting from the ble_app_uart...
Hi Devzone:
I have a question that may be common for companies distributing hardware containing nrf52840 chips.
I have figured out how to use nrfutil to generate Bootloader...
