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...
When mesh_config_clear() is called with a setup containing a file strategy MESH_CONFIG_STRATEGY_ON_POWER_DOWN and an entry in that file has been changed but not yet written...
Hi
I am working on Mesh using light switch example,
1. Wants to relay the ON/OFF message to other server.
2. And send mesh message from server to all node in mesh network...
Hello,
I have program w/o using softdevice to drive an LED driver using I2C. I was able to get this to work very well with out a softdevice, however once I loaded a soft...
Based on nRF5_SDK_15.3.0_59ac345 for nRF52810 application,
a. With s112_nrf52_6.1.1_softdevice.hex and app.hex, it works normally b. Add bootloader, fds_init function will...
On custom nRF51422 hardware with S110, I eventually found that after 3 minutes the advertising timeout turns off the system.
I reproduced it by using the nRF SDK v9 project...
Hello Nordic Support!
I will ask you a question.
Soon it will be mass production from prototype development. I built with MDK-ARM and wrote code with J-LINK +...
in my circuit, it takes 17ms for VCC_NRF to go up from 0 to 1.7V and reach 3.0V, but nRESET PIN does NOT to go up to VCC_NRF.
what is the potential cause of this problem...
Hi all,
I'm working with a chip that is not really i2c compliant and requires us to not send a STOP at the end of an i2c read/write (I know super crappy but that's all I...
Hi to all, i am developing an app with nrf52840 and i want to use cc310 backend to generate ecc public/private key pair. after adding some files and enabling cc310 backend...
Hello,
I am using a development board pro nrf52840 mini from Sparkfun.
I'm trying to use the TWI peripheral on nrf52840 to communicate with an external device (another...
Hello! I'm using nRF5_SDK_15.0.0_a53641a to programm my Nordic NRF52832 with Segger Embedded Studio. I'm trying to increase the BLE Tx power to 4dBm. At the moment I've tried...
1.How do I use TWI \ TWIM Read\Write in blocking mode ?
I am facing an issues with my nrf52840 based design, where I issue consecutive TWI write\read .
I am monitoring...
Hi,
Why can I no longer access firmware.nrfcloud.com as, e.g., still described in readme.rst for the http_application_update sample. I have seen that the "regular" nrfcloud...
Hello ...
New to Nordic SDK and trying to implement SAADC to read battery level. Have looked at a bunch of posts. I started with the ble_app_uart example app and tried to...
I'm new to this world of IoT. I want to use my thingy91 to monitor temperature at a vacation home, but don't need the data every few seconds. What is the best way to slow...
