Compiled with Keil4 software compilation and C of the mixed program, the error is:Branch offset 0x00000228 out of range of 16-bit Thumb branch, but offset encodable in 32...
Hi,
I am currently working on a prototype with Silicon Labs Thunderboard sense. I am looking for a replacement product that has NRF BLE module. All I need is a BLE module...
I would like to hide BLE advertising from normal BLE devices.
And only be able to see such advertising with dedicated scanner.
I was thinking of changing access address...
Im making a project were i have two robots each one with a device connected with a mobile phone. But at same time i want that, when they are near each other they exchange...
Hi all! I am attempting to download a file from a web server to an NRF52832 using the Nordic IoT SDK version 9.0. Are there any good reference librarie? I found a few for...
Please help to understand. How to configure nRf24L01 receiver for 4-pipe (pipe 0, pipe 1, pipe 2, pipe 3 ). But most importantly, how to specify the transmitter settings that...
I saw earlier post on this blog and viewed on-line video for LitePoint OTA tester that claims to work with all BLE chipsets. We have multiple designs with different DTM interfaces...
Hi there,I am using the PWM library in github github.com/.../nrf51-pwm-library . After I do this in my project and I check the pin output with Oscilloscope but didn't see...
I have a product that was released a few months ago and is operating in-the-field. Recently we discovered a bug and need to fix it. We are unable to do a DFU because:
...
Hello,
DEVICE_MANAGER_APP_CONTEXT_SIZE should be less than 256 bytes in size.
However, it seems to work properly (not fully tested) whith a size of 800 bytes, and no more...
Hi all,
I want to make sampling from microphone at 16KHz. So I want to first disable softdevice, do all measurements. An after that enable softdevice to transmit data. Will...
Hi,
Recently, I am playing around with the NRF51 dongle and trying to make it work as a BLE master.
However, when I run the sample code(e.g. advertising, multi-link .etc...
Hello, i am seeing a strange behaviour of pstorage module and i don't understand what is happening. I have read links below:
pstorage-problem-on-power-off
saving-data...
Hi,
I haven't been able to find a clear answer to this.
With the ESB protocol, a payload can be stored in the PRX TX FIFO to be sent back to the PTX as part of the ACK...
I have some nrf51422s beacons and wondering if they can send and receive data. So I want it to keep transmitting its id and signal strength but if somebody is reading the...
I am trying to implement the ANT+ Environment Profile using the nRF51 DK and I was wondering if anyone had done this and could point me in the right direction to start. I...
how to synchronize multiple NRF52 them?
Should I use a router? What route do you recommend for development?
Otherwise many people tell me that the Bluetooth has a very...
Hi all,
I create 4 timer in APP, and there seem only one timer (work in single shot mode) can not trigger by right ticks.
I add some log and find that:
First I...
Noticed in ant_parameters.h
#define MAX_ANT_CHANNELS ((uint8_t)15)
First question: is this correct for nRF51?
Second question: is nRF51 going to support 15 channels...
Sorry for the newbie question -- I am new to programming microcontrollers.
I would like to know if it is possible to program the nRF24LU1+ to behave like a USB host? I...
Hi!
Is this correct scenario to minimize battery usage for radio tag transmitting 8 byte packets at 3 Hz?:
setup:
turn LFCLKSRC on with CLOCK_LFCLKSRC_SRC_Xtal...
