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I controling nrf spi.
testing for example nrfSDK14.0.0\example\peripheral\spi\pca10040\blank\arm5_no_packs\spi_pca10040
/** * Copyright (c) 2015 - 2017, Nordic Semiconductor ASA * * All rights reserved. * * Redistribution and use in source and binary forms, with or ...
Hello, i try to get a service with base_uuid1 and to this service a characteristic with the base_uuid2. I am trying to implement BLE MIDI, the BLE_MIDI Specs:
- BLE Service and Characteristics Definitions The following service and characteristic are defined ...
Hello Sir, I am designing PCB using nRF52832 SoC it is very small and operated on AA battery source. So please recommend me for reverse battery voltage protection diode or MOSFET. I am confuse which components is best and not ... (more)
I was wondering whether or not the standard analog pins on the nrf52832 have to be defined as analog inputs with the gpio methods.
I ask this because I am trying to sample some of those pins (NRF_SAADC_INPUT_AIN4,P0 ... (more)
Hi. I am connecting to and establishing a bond between my Android phone and the nRF52832 board using the s132 SoftDevice. I'm in a situation where the Android phone has a bond for the board, but the board does ... (more)
We plan to switch between two sets of UART pins for factory testing. One set will talk to an IC in our design and the other to a USB port through FTDI. Since simultaneous communication is not needed we ... (more)
I am trying to send data to server using ESP8266 WiFi module interface with nRF52832 DK board via UART interface. My problem is when i sent AT command to ESP8266 it get respond but i want to set SSID ... (more)
This is the Energy Profile that is shown for the nRF82832 and I am wondering about the RX/ switch parts. I assume these RX phases are for receiving scan requests? What happens if I set advertising mode to ADV_DIRECT_IND or ... (more)
I'm struggling with my Bluetooth configuration on the NRF52832. I'm running with the latest SDK (14) and the S132 SoftDevice.
When I'm trying to add a characteristic to my service, I'm getting an error 7 ... (more)
I have faced a problem that my device will report hard fault when I try to start advertising after force disconnect the device.
My EV board is nRF52832 and develop with SDK12.2.First I connect device with ... (more)
I am working with the HRS example. Currently I have one central device and one peripheral device is there.
From central code I want to print the updated RSSI values continuously . For that I added the below code ... (more)
I would like to understand the reason behind getting a error,(0x04)
NRF_ERROR_NO_MEM, when calling the function
As far as I knew, the softdevice checks the memory available while calling to
softdevice_enable_get_default_config ... (more)
I am using nrf52832 pca10040 with softdevice v3 of SDK v12.2, when booting my device tries to initialize the peer manager with
pm_init() and this function is returning
error code 0x3.
I have traced it a bit and ... (more)
My goal is to synchronize the clocks of several nodes in a mesh network. I would like the client node to distribute the current time to all the server nodes in the network. Would broadcasting a time-stamp from the client ... (more)
Every time I change a common source file within Kiel, the source file is changed for every project because (obviously) is a file common to all example projects.
Is there a way, without manually copying over the libraries and change ... (more)
Hi developer, I'm a beginner using Nordic. This happens because I assigned made connection rain gauge and nrf52 as custom programming using a rain gauge and nrf52. Can someone show some example code connect to rain gauge?
I am using the HRS example as reference from Nordic SDK14.1. I have one central and 4 peripheral devices.
I have the MAC ID's for all the four peripherals. Now, my question how can I add ... (more)
I don't understand 'ecg cccd_handle number ' 'p_evt_write->handle number' difference.
I add for ECG Service on my bluetooth profile.
ECG Service in ecg data char 'notification on' but on_write in function cccd_handle number is difference.
But ... (more)
I add for ble Service and i select my service notify enable
I want receive my service number, but service number is different.
Add for my source code and I looking for example PCA10040 HRS service.
The ... (more)
Building ‘secure_dfu_secure_dfu_ble_s132_pca10040_debug’ from solution ‘secure_dfu_secure_dfu_ble_s132_pca10040_debug’ in configuration ‘nrf52832_xxaa_s132’ Linking secure_dfu_secure_dfu_ble_s132_pca10040_debug.elf Output/nrf52832_xxaa_s132/Exe/secure_dfu_secure_dfu_ble_s132_pca10040_debug.elf section `.bootloaderSettings' will not fit in region `UNPLACED_SECTIONS' region `UNPLACED_SECTIONS' overflowed by 4096 bytes Output/secure_dfu_secure_dfu_ble_s132_pca10040_debug nrf52832_xxaa_s132/Obj/nrf_dfu_transport.o: In function `nrf_dfu_transports_init': undefined ...
I am working on nRF52-DK, nRF52832 PCA10040, and i want to know on how i can wake up my device from sleep mode using hardware interrupt. I am using interrupt from a PIR sensor.
Thanks in advance.
Hi developer, sorry to interrupt and ask. How to use an ultrasonic sensor with nRF52? Since I search a code for nRF52 are not exist and see ultrasonic sensor can connect with nRF51. Hope that is some solution to use ... (more)
I'm following the tutorial for how to use SEGGER_RTT_printf() function.
The screen shot shows the
nRF_Libraries as a software component class (green icon)
nRF_Libraries in my IDE is a group (a folder icon)
The problem is that in ... (more)
Hello, I use the pca10040 and the problem is in 14.0 eaxmple,when I push the button switch the protocol mode like : ble->gzll->ble and then I find the example loop into this function:
static void expired_timers_handler(uint32_t ...
We have One central device and four peripheral devices. From every peripheral device we are transmitting battery level.
I want to change the peripheral or want to connect to other peripheral when the battery level of connected peripheral ... (more)
The development environment is as follows :
OS : Windows 7 Pro 64bit IDE : Keil uVision V5.24.1 Python : 2.7 SDK Version : nRF5_SDK_14.0.0 DK : PCA10040 2EA
I have 1 question.
I added the Bluetooth service and the ... (more)
I have been working on MPU9250 examples given in here.Though the program runs fine in KeilUvision 5, the output in tera term shows only 0,0,0 for Accelerometer values in X,Y and Z. I connected the ... (more)
Programming of Softdevice, Application and Bootloader with nRFGo Studio works.
Programming of the same *.hex files with a scipt - file like:
nrfjprog -f NRF52 --eraseall
nrfjprog -f NRF52 --program softdevice.hex --verify
nrfjprog -f NRF52 --program ... (more)
I have developed my application using nRF52832 chip with BLE connectivity. My device is battery operated and hence i am looking for WiFi chip with small size and very low power consumption also low cost. Is it have ... (more)
Since the antenna on the NRF52DK is oriented horizontally, and the theoretical 3D antenna pattern is a torus (donut) whose hole is pointed in the horizontal axis of the strip antenna, does the NRF52DK have nulls (weak signal strength areas ... (more)