I'm having some trouble successfully entering ON,IDLE mode. I have pared-down my application to do the following:
Initializes the app_timer using the scheduler:
...
I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000.
I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...
Hi,
I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...
I am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...
Hello:
Why do I erase SDK5.2 version of flash and read not, in SDK4.2 can. I tested nrf51_sdk_v5_2_0_39364\nrf51822\Board\nrf6310\flashwrite_example is a good example.However...
before i write the flash, it has been erased.so ,its value is all 0xff.
when i write 0x00 to flash address 0x0001,the value read out is not 0x00 but 0x01,and the value in...
Hi, All,
We developed our device with KEIL 5, SDK15.2 and SoftDevice 6.1.1. Android App was developed on Android Nordic DFU 1.8.1 library.
When we try to upgrage the firmware...
Hello,
We are trying to upgrade two types of our existing projects with BLE connectivity. For simplifying this help-post, I’m referring only for the simplest project group...
Hello!
I am implementing a custom OTA procedure for the NRF52840 development board and I need to be able to load the firmware from several predefined positions in the flash...
Hi,
The opcodes for Generic Power OnOff models are wrong. They weren't changed when the model was copied from the Default Transition Time server Model.
From the Model...
Hi，
My english is not good, please forgive me.
msd and hid device，set as follow:
//msd-------------------------------------------------------------
APP_USBD_MSC_GLOBAL_DEF...
Hello,
i'm practice beacon on 51422 DK. The first thing i wanna try is GPIO setting. What else i have to write or replace from the beacon example after setting GPIO in ...
Hi, I have working firmware for nRF52832 dev kit based on mesh coexistence examples (Mesh SDK 2.2.0 + nRF5_SDK_15.0.0). I'm trying to port the same firmware on nRF52840 dev...
I have flashed the firmware using nRF connect app. I have a bat file which executed few commands. I want to transfer that file to flash memory and access it I the file explorer...
Hi there!
I am trying to add custom UUID's for my BLE application.
I have a custom service which has 2 RX and 3 TX characteristics.
I have a situation where the Android...
Hi,
I would like to disable TWIM peripheral when not needed to save some power and enable it just before it's needed. Is there any delay after writing to NRF_TWIMx->ENABLE...
I want to get vdd without timer
so i found this.
https://devzone.nordicsemi.com/f/nordic-q-a/38239/nrf-52832-saadc-without-timer/147517#147517
and change some part like...
I have a design, using the NRF24L01+, that I would like to run from batteries. The Transmitting device is not a problem, because it can turn off when not transmitting.
For...
Hi All,
For NRF52 is that possible to configure the system to use a different pin for RESET than GPIO 21? We want to reset the NRF on errors, if our other MCU detects some...
