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...
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...
Hi,
With the latest nRF Master Control Panel App it's possible to simultaneously scan + advertise on some devices.
I thought this mode is only supported by devices with...
Hello,
am I right in assuming the following?
BLE_GAP_EVT_TIMEOUT with source BLE_GAP_TIMEOUT_SRC_CONN is only returned when a Central is establishing a connection...
