As the tittle,can anyone tell me how to save data to the flash with nRF51822 ? I use SDK9.0.0 and S110. before I turn off my machine, I want to save several parameters to...
I use example from SDK 13 ble_app_uart_c.
I changed uuid to my uuid from nrf51 peripherial device. I get event BLE_GAP_EVT_CONNECTED
where made
err_code = ble_db_discovery_start...
dear all,
i need your help.
Where we are:
We use mbed software developer platform.
We have BLE Nano V1.5 + MK20 USB Board V1.0 from RedBear.
We are able to generate...
Hi:
environment:
target board: DK52 board and run LWM2M example of IOT-SDK v0.9
router: ubuntu 16.04 on VM and runs bsserver and LWM2M server on ubuntu 16.04 ...
Hi,
I'm interfacing a nrf51822 and a H8/3294. My question is how much can I drain a the txd pin of the H8/3294. That means my question isn't really about nrf51822.
In documentation...
Hi,
On the 3.30 of nRF52832_Rev_1_Errata_v1.5.pdf, the sleep current with LFXO active is 0.5μA higher.
I am using a nRF52832 module with the low frequency crystal oscillator...
Hello, i use ibeacon example, this is the reader advertising packet, he has 31 byte long:
0201041AFF590002150112233445566778899AABBCCDDEEFAB010200FFC300
in this packet...
(/attachment/fad3a1e781331c528a9db48ec177b9b7)Hi there! i need help. I am using NRF52Dk with Bluetooth developmebt studio.
I set up my custom service in BDS an then imported...
Hello, i have a NRF51822 beacon and a reader, i read a advertising data:
0201041AFF590002150112233445566778899AABBCCDDEEFAB010200FFC300
i know that the uuid is:
0112233445566778899AABBCCDDEEFAB...
Hello!
We are doing transfer from an Android app to a device using nRF52. We don't get the transfer speed I have seen other achieve. I get between 8.5-10 kbps. As a reference...
I added a few custom services the ble_app_hrs code. I tried to flash the code, it was successful, the device is advertising but not connecting in the nRF connect app. What...
hi,
i started a project based on the ble_app_uart_c example and i have a working connection with a central and a peripheral board. now i'd like to have two peripherals...
Hi fellows,
I'm trying to control accurate/deterministic timing of the first bit from MOSI PIN of SPIM, employing EasyDMA.
According to Figure 69 SPI master with EsayDMA...
Hello,
I noticed the linker file we were using was for the nRF52832_xxAA so I got the nrf52832_xxab.icf from C:\Program Files (x86)\IAR Systems\Embedded Workbench 8.0\arm...
Hello,
I need to add firmware update process via air to my NRF 51822 device that runs application code on stack 12.2. How can i achieve this?
Do i need to add...
Hello,
I want to develop small modules with smart BLE that only sends advertise every 2seconds.
Do you think that the Central module can see all peripherals if the installation...
Hej, I just spent plenty of time finding an answer on above error within here with no luck. Since
there are certainly others facing this problem, I hereby post my solution...
sdkconfig.txt mainc.txt (/attachment/6fb97103178e9eb2c30302351e63ce8f)Can you please tell whether i follow the the entire tutorial as in the link or just the first step for...
Hello, when invoking sd_ble_gatts_hvx, it returned NRF_ERROR_INVALID_STATE (0x00000008), I wanna know what are the list of possible errors, here are a list I made:
CCCD...
Ciao all,
Two weeks ago I have started to learn about beacons and their usage. I have bought pca10040 development kit and designed custom nRF52832 based beacons. After...
Hi,
I've just hit a strange issue with SDK 12.1 on nRF52832.
Usually on BLE_GAP_EVT_DISCONNECTED , sd_ble_gap_adv_start gets called to start advertising and everything...
