[uart - Copy.rar](/a master _error.png ttachment/3cc01f5e2484d2b0f33e62befd3e6a62)
hello there
I am interfacing master nrf51 dk with nxp's slave lpc11u24
(1) my main...
It is good practice to prefix the includes from one's C libraries with a directory so that they are all part of the same 'include namespace'. Unfortunately the Nordic SDK...
Hi, is there an available developer in my tri-state area of Minnesota, N. Dakota, or S. Dakota? Please call me if you are available for a project for hire. The developer should...
I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
Hi all:
Based the descriptions in data sheet, the GPIO9 and 10 are set to NFC antenna pins by default.
And I cannot control these 2 pin correctly by configuring the pins...
I want to use NRF51822 to advertise is door close/open. No need bidirectional data sending.
Only one way from NRF sensor to mobile phone app.
Actually I have only two different...
I am using NRF52 S132, and using UART service , but my phone is getting disconnected automatically after 1 or two minutes. I have seen this question asked in Forum but that...
Hi,
Has anyone test with Nexus 5X ?
I could not change connection interval 7.5ms, the interval is always 45ms.
Does anyone know how to change the connection interval...
SDK 9.0, examples/ble_peripheral/ble_app_hrs
Trying to use DFU with a bond device, I got aware, that after the update, some "static" data seems to get corrupted during...
In the Keil Pack nRF_Libraries V3.10 [SDK V10.0.0?] (Low-Power PWM Example)
Not a big Bug, but an inconvenience all the same.
low_power_pwm.c line 165
ret_code_t...
Hello,
I want to change the advertising timout during runtime. We have two use cases for our device:
Batterie mode --> advertising timeout = 2min
Power...
Hello,
Implementing a LED led driver was pretty simple and below code works well:
nrf_gpio_cfg_output(LED_PIN);
nrf_gpio_pin_clear(LED_PIN);
NRF_GPIOTE->POWER =...
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...
