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 want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
Hi,
I am currently trying to set up the HTTP Application Update Sample and unfortunately it keeps stopping at the "downloading" state. Code is exactly the same from the...
Hi,
I´m using nrf52840 with softdevice S132 and set ble_gattc_conn_cfg_t::write_cmd_tx_queue_size to larger than 1. I´m count number of queued writes by increasing a counter...
I am currently developing with nrf52832 sdk14.2. I found in the test that after opening the hid service, the connection parameters will become the following parameters after...
I encountered a scenario where I call sd_ble_gap_connect() and get an event BLE_GAP_EVT_TIMEOUT with source BLE_GAP_TIMEOUT_SRC_CONN . This is followed immediately by an event...
Hi, i have written code in android, where i am using threads to connect to 832 ble over insecure RFComm socket..
Am not pairing with 832 in my app and am directly trying...
Hi I am implementing a buttonless_DFU function right now. I decided to do Buttonless on my project's PCB Board because it is no longer an environment where I can add switches...
My setup is as follows:
nRF5 SDK 13.1 with s132 5.1.0
nRF52832_AA
Keil 5.25pre
I use RTC1 counter for timestamping along with app_timer timers. My get_timestamp() function...
I am trying to send lots of data through radio (basing on old micro esb project from github, but heavily modified).
I need to keep radio IDLE (not DISABLED) when not transmitting...
Hi,
I am developing smartphone controlled BLE door lock based on nRF52840.
The door lock is a peripheral (also GATT server) and the smartphone is central (GATT client...
Using the nRF52840 with SDK15.3.0 and S140, I am seeing strange interactions between PWM and BLE.
The PWM is configured to create a continuous 175kHz output just under...
I am currently developing with nrf52832 sdk14.2. When nrf52832 is bound to a different iphone connection, if the stored binding record of nrf52832 is already full, will the...
Hello,
We require a bluetooth low energy IC with MCU. Right now we are testing with nrf51422 development board. Could you please suggest any updated ICs with (BLE+MCU) ...
Hi
Below picture and attached file is my 52810 hardware.
All the component are accord with the 52810 data sheet.
But, when I download the BLE blinky project from the...
Hi I am currently testing Buttonless DFU using SDK 12.3, nRF52832 DK. Example test was conducted first using the DK board, but as you can see in the picture, it will fail...
Hi,
I have a MQTT-sample based application running and everything works fine. If I supply the DK through a USB cable connected with my computer, LED 5 blinks high frequently...
