The broadcast interval is 2s, and the power consumption is 7ua on the DK board; On this basis, the power consumption when using an external low-speed crystal oscillator is...
If the lock's status changes while the device is powered off, causing a mismatch between the lock and the Apple Hub, how can I immediately update the status upon powering...
Hi, i am using nrf5340 which has flash memory of 1MB. but my application is exceeding this memory size. what I want to do is to merge the image 0 and image and make it as...
Hi there I am using nrf5340 for my project. As per the datasheet , it has 1MB flash memory for application core and 256KB for network core. what i want is to merge the network...
nRF54L15-DK Development Environment Setup Issues (SDK v2.9.1)
Environment
OS : Windows 10 Pro 64-bit (Korean language version)
CPU : 11th Gen Intel Core i5-1135G7...
Hello,
I am wondering about what happens with the write callback if a write fails to a GATT attribute. E.g. with the following definition:
BT_GATT_CHARACTERISTIC(UUID_MY_RX...
I have a question to ask. After being subjected to interference, the NRF52840 microcontroller enters an unknown state where Bluetooth cannot be detected. The RESET pin grounding...
Hi,
I have some questions regarding connecting multiple (as many as possible) BLE peripheral devices to a single central (simultaneously).
1:
Does anyone know of any...
Hi
I now is developing Android apps on the basis of NRF UART v2.0.
My s110 NRF51 device will switch two modes for differnet 128-bit UUID. These two modes have independent...
The Bluetooth 4.2 specifications allow for an L2CAP MTU size of up to 255 bytes. It looks like the CC2640 already supports the maximum MTU size of 255 bytes with a 248-byte...
Sometimes windows lose the connection to the nRF51 Dongle. The only way I have been able to reconnect to the dongle is by unplugging and replugging it to the USB port. I have...
Hello,
I am currently working on a project where I need to be able to control an RGB by writing the PWM duty cycle to a custom BLE Service and Characteristic. I am using...
When I init, uninit, and re-init a PWM with pin_polarity set to APP_PWM_POLARITY_ACTIVE_HIGH, the actual polarity of the signal is active low. This also happens when I init...
Hello,
I am getting the error code 0x3004, because I am transmitting data too quickly and filling up the transmission buffers.
From other posts, I know the solution...
I'm trying to perform OTA programming with DFU.
when I load only softdevice and bootloader I got address xx:xx:xx:xx:xx:2E
then I load the app with DFU, now the address...
nRF5_SDK_11.0.0-2.alpha.
I create peer by peer_manager.
When initializing the application, i delete them pm_peer_delete_all().
There's an application is stuck.
It works...
Hi
I have a serious problem with stability in "UART" communication over BLE.
I use the command:
err_code = ble_nus_send_string(&m_nus, &bleBuffer, 20);
where I send 20...
I have the following:
Dev board PCA10040
SDK nRF52_SDK_0.9.2_dbc28c9
Mac OSx
I was able to compile the blinky example and have the .hex in the _build folder...
I have several services on a nRF51 peripheral, and would like to have different initialization based on which service is being connected to. The related code is below:
...
Hello,
We have this board ( www.nordicsemi.com/.../nRF51822-mKIT) and would like to use P0.26 and P0.27 as GPIO (or RX/TX for serial). I've cut both solderbridges (SB2...
Hello,
I am having a lot of trouble with connection timeouts. With my current settings (10ms connection Interval and 6 seconds connection supervision timeout) I would not...
