hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi! I'm performing buttonless Secure OTA DFU operation on some custom boards of mine. I'm using nRF Connect v3.3.1, and at the moment I'm flashing a zip file containing my...
We have a door lock product. At first, the capacitance value of bluetooth frequency deviation was not adjusted, and then it was very difficult for apple to connect with vivo...
Hi,
I have a problem that can not receive FDS_EVT_WRITE event, but fds_record_write return NRF_SUCCESS when using FDS and FreeRTOS simultaneously on nRF52840. And FDS_EVT_INIT...
Hi,
In the ble_app_uart example I am trying to read a binary file and send it to the application using nRF52840 board. I have send 32 packets of data periodically.If a delay...
Hi. I am looking for a reference FW design for BTLE where I can define a custom Service and Characteristic where I can send arbitrary (minimal length) data from peripheral...
Hi,
In our application, LCD will occupy 150KB RAM, and algorithm will occupy 60KB, but 52840 only has 256KB ram, so 256KB RAM is not enough for our application;
We want...
To realize multi touch in hid, we need to realize get report request to get the maximum number of support points and set report request to set touch mode. In the SDK 15.3...
Hello,
I'm trying to add a third characteristic to my BLE service and when I add it, my device "fatally" crashes in Release mode with no meaningful error information ...
Hi I'm having trouble updating the firmware on a custom board using JTAG through the NRF9160 DK.
I've attached the log file from the programmer of the error I'm getting...
I loaded up the zephyr sample blinky example, compiled ok, and went to download to the nrf5340-pdk...
I got the following error dialog plus some more misc. errors (see output...
Hi
nrf52833 SDK16
The following code works fine on UART 0 but not on UART 1
The problem seems to come from nrfx_uart.c
There is no support for a UART1, so...
Hi,
I've built a project out of the USBD_ACM_CDC example in which I have added a SPI master driver. This project has a timer interrupt that will shoot off every ~500us and...
Hi everyone,
I'm a beginner with nordic development and I managed to screw up my development kit. It started when I was trying to figure out the BLE blinky app with my IOS...
Hi,
I'm working on an IoT project with NRF52832 ( S132) . I need to connect this device to mqtt over 6LoWPAN (IPv6) and run it on a button cell battery CR2032 for as long...
HI,
I am trying to connect to our cloudmqtt account where the topics are dynamically created because of which is it not possible to pre-program a specific topic.
I would...
