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...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
I need to measure full power consumption of nrf52, on PCA10040 from... a 5V source (because including some other 5V devices). I measure it from 5V pin and not usb plug. I...
Hi,
as I know from the mesh spec, the number of elements cannot change after a device was provisioned. Nordic even went so far as to define the number of elements during...
Hi, how to measure RSSI in OpenThread? I have 2 nodes, what is correct state that I have to assign to each node to do transmit/receive test, is it leader and router? or router...
Hello,
We're thinking of powering external sensors through GPIO pins configured as high-drive. The sensors themselves consume only a few milliamps at most, which is easily...
Hi,
I would like to control a piezo driver using GPIO pin on nRF52840 DK.
I've read posts about this kind of application. But still confused about how to set up PWM...
Hello again Nordic Pro's,
I have a mildly modiffied version of ble_app_uart_c that compiles and runs fine on an NRF52-DK board. I am now trying to use the same code on a...
Hi,
I'm very new to the Nordic BLE chips. Sorry in advance for asking stupid questions, but I'm willing to learn! This is my first project for my current job, I want to...
Hello,
I've been trying to run the OpenThread mqttsn_client_publisher example from the SDK. I have also set up the border router according to the tutorial on the infocenter...
Hi:
I meet a strange softdevice assert when I do dfu in nrf52832. There is no info or call stack for this assert, I only get the assert is NRF_FAULT_ID_SD_ASSERT.
Do you...
Hi,
I have been working with the Thingy:91 at the version 1.2.99 but this also happens on previous versions (I do not know which it was but the serial_lte_modem code had...
Hello,
I am facing a issue with the LN service. I am notifying the position at 10Hz and this work well. I have implemented a custom service that allows to send a file by...
Hi,
Just as the title says, I want to use nRF52840 as a peripheral(s140, v7.0.1, BLE_NUS_MAX_DATA_LEN is 244) and using NUS.
And it may pair to a nRF51822(s120, BLE_NUS_MAX_DATA_LEN...
Dear
I got a problem about SES when I create a indepent transferable project for PCA10059.
Background:
I have success to modified a light-swich server from PCA10056...
Dear All,
I need to understand how the Asymmetric Encryption work in BLE. From Nordic, I get to know the following that following are the nrf_crypto frontend modules
...
Hi,
I"m looking for a solution to automatically build the emproject file from the directory *without using any IDE) so that i can export the .hex file and can be used...