In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi,
I'm having an issue when responding to rw_auth requests on the nrf52840 w/ sdk 15.0. When I'm attempting to update the table, If I make the length too large then it...
Good afternoon,
We just migrated our peripheral application, working perfectly on the nRF52840 DK, with SDK15.0.0 and SoftDevice6.0.0, and it is now crashing with SDK15...
Hi, For my project, I need to design a BLE packet sniffer which scanning the 40 channels. Therefore, I need 40 dongles are connected to a computer that can read and transfer...
Hi,
I have tried the following example: infocenter.nordicsemi.com/index.jsp
Everything works fine (I can generate a notification via a calendar event and see it via the...
I get NRF_ERROR_INVALID_PARAM when calling sd_ble_gatts_characteristic_add(); If I comment custom service initialization where is this function I get the same error NRF_ERROR_INVALID_PARAM...
Hi, For a new project we need a smaller devices compared to to the nRF52832 dev board but still want to stay with the nRF52832 chip without making our own PCB. As an alternative...
We have a large number of units in the field running on SDK 13.0.0/S132 SD 4.0.3 and in order to add new functionality we need to migrate to SDK 14.2.0/S132 SD 5.0.0 via DFU...
Hi,
This is a follow up of issue: https://devzone.nordicsemi.com/f/nordic-q-a/28211/thread-dfu-upgrade-problems/111436
We're trying to perform DFU by following "Thread...
nRF52810 only supports S112 so the max throughtput anyone can achieve is 330 kbps .. please provide proof.. test data. Only nordic employee please answer this or someone who...
In SDK 15 the bootloader DFU enter check in nrf_bootloader.c has the following code:
if (NRF_BL_DFU_ENTER_METHOD_GPREGRET && (nrf_power_gpregret_get() & BOOTLOADER_DFU_START...
Hello,
We are working with Low Energy sensors that are programmed to make a periodic ADVs to our scanners/apps/Raspberries, in order to start a service if required. So the...
Hi,
I am using cli and made my own command like bellow, as you see i have a command with 3 sub commands. But i think my idea is primitive because if i have 1000 sub command...
I am starting building industrial-grade system which contains several nodes connected via wireless channel.
As a wireless protocol I decided to use BLE 5 due to long ranges...
I am trying to program mpu_simple https://github.com/Martinsbl/nrf5-mpu-examples with Segger, and I get to connect sensor MPU6050 to my board but I do not receive datas of...
