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 am working on example
nRF5_SDK_14.2.0_17b948a\nRF5_SDK_14.2.0_17b948a\examples\ble_central\ble_app_uart_c
pca10040\s132\arm5_no_packs/ble_app_uart_c_pca10040_s132...
Hello, I would like to know if there is any way to avoid bootloader start in secureDFU firmware transfer. All the checks on init file and control point are on the application...
My DFU is staying in the bootloader, even after successful download of the application package.
I have modified the secure bootloader for my custom PCB (removed the GPIO...
Hi,
I'm trying to get OpenOCD flashing to work on Windows using the FTDI 2232H adapter and an NRF52 target. I found this site:
https://www.allaboutcircuits.com/technical...
Hello,
I am trying to read multiple registers from a slave of i2c.
The values that I capture are the first value repeated in all the buffer.
The number of readed reg...
Hi,
I would like to use ping pong mechanism to prevent faulty application update on nRF52840. Is there a way to build a single image to run at 2 different addresses? How...
I have OSX Sierra, VMWare Fusion and Windows 7 available.
I do Arduino (Teensy) dev, staying on the OSX side.
I want to use the nrf52 chip as a MIDI over BLE conduit ...
Hello,
I have a PCB with a NRF52 powered by batteries. We need to be able to plug the batteries, then program the device and never remove the batteries.
We noticed, that...
I have a need for an interrupt to go off at a 4khz rate. For this, I am using a repeated App Timer (running off the 32k crystal).
Prior to adding this extra timer, we used...
I'd like to run the DK in at the lowest power in SYSTEM_ON mode.
It's my understanding that the ble_app_gzll example places the system in the "low power" SYSTEM_ON mode...
Hello Folks
I would highly apprciate if anyone can point me in the right direction here
After lot of consultation we imported a smal size shipment (of about 1000 nRF51822...
Connection_mode_with_1sec_Notification.jpg
In my BLE project I am using connected mode, and I found that the current consumption is very high ~190uA during idle mode. I...
