We are considering using Gazell for an outdoor application, i.e. lots of noise and disturbances, constantly changing environment, where the amount data being transferred is...
Hi everyone,
I have found your git "Ble Optiboot"( github.com/.../ble-optiboot) , and I have understood, it is usefull to load a binary into MCU flash, I was looking for...
I'll go ahead and describe what I need to do and see if anyone might have some place to start for me since I'm having a lot of trouble figuring out what I need.
I'm looking...
Hello ,
I'm designing an embedded system with one of your RF chips (NRF24L01+) and as far as I searched for the datasheet , It seems like NRF24L01+ doesn't have a hardware...
Hi,
This post is very old.
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I have a nrf51822 chip and I'm using it as BLE and it exposes some service and characteristics and it is working...
Hello!
I set up a project using NRF24L01 and a patch antenna ceramic, the type used in GPS.
In fact, I tested several types of antennas, F, F inverted, GPS, Loop. But...
Hello,
I'm trying to create a PC application to read out some Ti Sensor Tag modules. I'm using a nRF51822 USB dongle and the Master Emulator api.
The nRF dongle sees...
Hi, When I test the SPI with extern flash W25Q64. I found that receive data from W25Q64 is all Zero.
The "blue line" is MISO. The "yellow line" is CLOCK.
According to...
Hello. We evaluate DFU using nRF 52840. After writing sd_s140_bootloader_buttonless_with_setting_page_dfu_secure_ble_debug_without_bonds.hex to nRF 52840-DK, we updated using...
Hello,
I'm playing with nRF52840 on a custom board, trying to connect to the chip via SWD. Segger Flasher is being used, on MacOS. Typically I was able to connect to the...
Hi,
I am having issues to program a NINA B112 using the debug out port on the PCA10040 development board connected with a tag connect 10 pin cable, but when trying to program...
The project is cobbled together, but starts from TWIsensor in the SDK 14 examples. The project is compiled with the gcc toolchain which has not given me any trouble. The project...
I am trying to use UART with interrupts and fifo, by using nRF52 SDK 12.2.0 example. It works until the first overflow, after which I cannot any more receive characacters...
Hi!
I'm using an NRF52 with app_uart. As expected at 115200 baud rate, I occasionally get overflow errors which I can see in my event handler.
However, after these errors...
Hi,
Where are scan requests sent? I'm trying to find the function that does this because I would like to disable it.
I only want to connect with a peripheral based...
Hi everyone:
I am using the NUS (nordic UART service) in my project, and find one problem in this project. The development bench is: SDK13.0, nRF52 DK.
If I build a NUS...
Hi,
I used IOT TCP Server example of nRF5 SDK(Ver.15.0) to complete the communication
between the Raspberry Pi and the PCA10040.
But I found that the communication speed...
Hi,
1. I want to disable MCU UART connection which is SB with GPIO pin 5, 6, 7, 8 and I need to connect that pin on arm based processor so desoldering those short bridge...
Hello,
we are facing a weird issue with a few models of smartphone since we increased the max MTU size. We are testing at the office with the Xperia E6553 but the Samsung...
Hi there
I am stuck. My incremental wheel with photocell and comparator circuit does not work if the QDEC hangs on it. But seperately it works fine.
When I hang it to...