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...
If I use sd_app_evt_wait() or nrf_pwr_mgmt_run, I lose TWI. In other words, in order to use TWI, I need re-initialize it. If I use:
__SEV(); __WFE(); __WFE(); It works but...
Hi,
The NRF52DK we use is interfaced to a capacitive touch keypad and an RGB LED. The board works fine when supplied by the USB but when we try supplying through the external...
I am trying to update the firmware via OTA , while uploading the firmware I am getting "upload failed" message on the nrf connect application.
I am using nrf51422 board...
We currently are investigating a move from nRF52832 to nRF52840. The reason for this is that we need a more powerfull radio - more range (even if that means lower throughput...
My environment: DK 10040, nRF52832, SD 6.1.1, SDK 15.2, SES 3.52
When does the SAADC use power? And when does it stop using power?
I searched the 52832 specification and...
I am trying to run the example from this page: www.nordicsemi.com/.../Getting-started-with-the-nRF52-Development-Kit
I have PCA100040 somehow after running blinky and others...
I am trying to get a driver from a third party binary to work. Their library was compiled without using the HW FPU. I had to compile my code to use the softfp. I also added...
I posted on the Adafruit forum but there doesn't seem to be much support there. Since the module is based on nrF I'm hoping this community can help out.
For the most part...
hi,
i am using nrf51422 ble_app_uart(sdk 12.3.0) example
i am receiving a string through app_uart_get() function, i want to compare it then i have to send some predefined...
SDK15, s132 6.0, nRF52832
Hi!
I need to know before connect on the central side (from advertise data), that this piripherial device has already bonded.
Is it possible...
I'm having some trouble setting up 2 transports (BLE + USB CDC ACM) with the secure_bootloader example. The changes I made were:
- Increased flash size for code space in...
Hi,
It's my first design with nRF52840 (I have make multiple design with nRF51 et nRF52 without problem).
I use SDK15.2 and BLE_peripheral_blinky example without modification...
I'm using nrfjprog to develop a production functional tester for an nRF52840 based system. Everything was going well in testing, but when I moved the hex file to be loaded...
Hello
I have a problem with ADC measure and accuracy.
I want to read a voltage (U_BAT+) between 2.5 – 4.5V with an accuracy of < +/- 50mV
I have two scenarios. ...
Hi. I want to output numbers to tm1637 display with nrf52832. The existing library is dedicated to Arudino, so we will contact you to change it for nRF52. (Existing library...
