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...
Hello!
I want to ask about read operation on nrf51822.
In your examples, as I understand, BT stack handles Read Request automatically and then sends Read Response. The value...
Hello,
I am beginner for bluetooth technology and have very interesting to this technology
I have developed new board (4 pcs) for nrf 52832 and soldered all parts from...
Hello.
Please teach me how to turn on DEBUG flag on Segger Embeddid Studio.
Environment: SDK 15.2.0 and SEGGER Embedded Studio Release 4.10a Build 2018110203.37618 Linux...
Hi I'm facing problem while programming my custom nrf52832 board (It might be issue with flash/ROM setting) its saying this hex file has a data in softdevice region . I'm...
Is nrF52840 VDDH pin only used for REG0 LDO/DCDC regulator output to generate VDD power for the GPIO circuitry?
or is VDDH power used to power some other internal circuits...
Is there a way to access the Gazell heartbeat timer? Ideally I would have a callback to my application when the heartbeat occurs. The main motivation for this would be to...
Hi,
What I did:
Already connected the custom board with nrf52832 chip on pc with python
Already receiving data from the board
I want to have the python code that...
The GPS antenna just fell off the board. Seems like the part has a cold solder joint. This led me thinking that the LTE antenna might also have the same problem. I had no...
I choose one NRF52 DK(nrf52840_pca10056) for my daily development. After hundreds of erase and write cycles, the DK won't behaves like it should do. The other DKs runs well...
Hi,
In the registery definition of nRF52840 it is stated for PSEL.TXD:
Reg ID: A -> from bit 0 til 4 for Pin selection
Reg ID: B -> bit 5 for Port number
In this case...
I am looking into interfacing a SD card to the nRF52840. I have used the FatFS example and that is working ok with SPI. Then I have looked at the QSPI example and that also...
Hello,
I am using sdk 12.2 and nrf52 dk.
I am storing some data in flash using ( sd_flash_write((uint32_t*)0x4F800,m_deadbeef, sizeof(m_deadbeef));) and I am able...
Hi
I got the problem to connect customer board(nRF52) via SWD.
My connection should be fine and customer board is also supplied 3,3V by external power.
How I wire 52Dk...
