I'm analyzing app_timer scheduling code..
I have an question about list_insertation_handler function in SWI0_ISR
I think if ( (p_timer->ticks_at_start - m_ticks_latest...
I would like to test the newly added v4.2/v5.0 Bluetooth features (e.g. LE Secure Connections, Data Packet Length Extension, 2xSpeed, etc) against non-nordic devices. I have...
I am working on a project using a ble nano (nrf51822) using the Nordic SDK 8.1. In the examples I found a way to control an LED using the methods LEDS_ON and LEDS_OFF. I wanted...
Hello,
I am using ble_app_gls example and I have implemented static passkey in the code. Now I want to see if wireshark shows the passkey when I connect to ble devices. For...
Hi Team,
We are implementing an UART communication between a M4 processor (UART master) and a nRF51 (UART slave) and we want to use the UART in Low Power mode with flow...
Hello everybody,
for my project, i will bond the peripherial with the central.
I test my device with the MCP and can connect without problems. When i press the Bond Button...
Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
I'm having alot of issues testing the PCA10031 running the MasterEmulator ProxmityDemo Example. It will open the port fine to the dongle, but always fails to Start Discovery...
Hi everybody
I try to reinitialize the Advertising with new parameters after a finished advertising. For example use directed mode, change advertising data and so on. But...
Hello everybody,
I'm designing an app to track the position of the smartphone using six beacons; I would like to know if there is an optimal orientation of the antenna...
Hello all,
After several tests about extending Timeslot, I have some questions.
I found out that the Timeslot will keep extending automatically after a successful...
Just a beginners question. I've read about central, peripheral, client, server, but i am still not sure how to choose. I use nrf51822
I want to create a beacon that has...
Hello,
I am currently working on an ultra-low power project that requires reading an I2C accelerometer multiple times per second. After analyzing the current consumption...
Hello,
we've got a problem with iOS 10 connecting to a peripheral using nrf51822 with S110. When bonding an iOS device to the peripheral the first time it works o.k. If...
Hi,
I am using BMD300 to develop my projects. I am working on SAADC sample example in SDK12.0.0. I am sampling the SAADC at a rate og 1000 sps. following is the saadc_ini...
Hi,
I want to set the reset bit to 1 in the reset register of Power Management module.
Chip used in nrf51822.
I have been trying to set the bit using the following statement...
how to send hex by nrftoolbox APP uart?
I use this app, when I start use it, I just only can send char, I can't send hex to the device. how to set it char to hex? please...
I am using the Nordic nRF51 SDK on a BLE Nano device. The example I am using uses a function to initialize the LED flashing (bsp_init()). This sets the timing for the ticks...
Hi all,
I want to use nRF51822 (s110) to measure the frequency (0 to 5kHz) of a signal connected to an analog input. Other posts ( like this ) show that a good way to implement...
Hi,
SDK:8.1.0
Chip:nrf51822
Power Mode:LDO
Battery:CR2450
Application:beacon
The equipment static power consumption is 3.3 ua, after a period of time is 1.9 ma,but...
I'm using Keil5 to compile example of SDK v12.2. And I'm trying to understand each of Source code to understand how each of it is consists of.
I opened an example "SDK...
