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...
Loaded Softdevice S140, ( Using NRF52840 DK board ) using NRFgo Studio.
App flash base is set to 0x00021000 and app RAM base is set to 0x20003000
Looking at the CPU...
In our earlier projects with nRF51 and SDK 8 we used to have bluetooth device names of length 13 or 14 characters. However, when using nRF52 and SDK 12 I noticed that the...
It was mentioned before that the compiler_abstraction.h file for gcc produces this error sequence when -std=c99 is selected:
In file included from /prj/arm/nrf51-sdk/components...
Hi everyone,
I have a nrf51-dk. I am running Master Control Panel app on my win7 computer. However, I cannot see my nrf51-dk in discovered devices section. Log says, Loading...
Hi all,
I've been wanting to start this project for awhile now, but I am having trouble figuring out where to start. I want to be able to make an iphone application which...
I try to optmize my code so it can run on the 128k chip.
My issue is with pstorage: I have 7 variables (from 4 bytes to 20 bytes) that I store in individual blocks. But it...
I have the nRF51 Dongle and an nRF51822 BLuetooth Smart Beacon kit. For software tools I have IAR's EWARM 6.7 for a complete IDE or command line GCC/GDB.
Are there any...
Hello,
my idea is to turn on a GPIO-Pin of the NRF51822-Beacon-Kit when my smartphone found the beacon. Of course if the smartphone is out of range or far away the pin...
Hi all,
I am trying to figure out how to change the LEDs blink rate on the go.
I have set up the timers_init() and let say every 500ms sensor data is read on dev kit...
I want to make sure I'm far from ever having a stack overflow event. Is there a way in the IDE or elsewhere to monitor this risk? The map file produced after a build?
Hi,
I'm trying to get the actual connection interval used between my nRF51822 device and iOS device.
I have read this article , but I cannot get it worked.
I used sd_ble_gap_ppcp_get...
Hi,
I want to disable the softdevice (S110) in order to use the "flash_page_erase" and "flash_word_write" functions. But, when the sd_softdevice_disable() is called I get...
Hidden in the guts of this answer is:
Please be noted that not all central
stack have full support to
automatically discovery secondary
services (e.g S120 stack)...
In the code for the bootloader in dfu_dual_bank.c and the function dfu_init , I currently get an error code on timer start: 4 ( NRF_ERROR_NO_MEM ).
err_code = app_timer_start...
The device name is set in the usual way at the start of gap_params_init():
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&sec_mode);
err_code = sd_ble_gap_device_name_set(&sec_mode,...
Hello,
I am new to BLE profile development. I searched in web but could not find out a useful guide for this in terms of actual implementation(coding). It is seen that all...
Why is the "old" EK "not recommended for new designs"? Will the old EK work with the IOT SDK?
(Maybe it is chip rev dependent? I don't have the my EK on hand so I don't...
