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...
Reading the migration doc at:
<SDK>/components/softdevice/s130/doc/s13x_nrf5x_2.0.0_migration_document.pdf
I see there's a new fault handler type and an implementation...
Hello all,
I need to program nRF52 via the SWD pins. I cannot use the nrfjprog or J-link or Segger etc. I have connected 3 wires to the nRF52 - SWCLK, SWDIO and GND.
...
Hello to all
I'm working in an application that needs to be completely power optimized. In this program the device works as a scanner that if it finds an specific device...
Hi, I am wondering about the pre-made PCB's available on ebay, with a nRF24L01+. At a cost of $1, and with various forum stories over the Internet referencing issues such...
I am using NRF51422 S130. I have a master SPI configuration set up, and not using Nordic spi drivers provided in the examples. I think my configuration is correct.
1- I...
Hi,
We started out developing an application using the SoftDevice 1.0.0-3 (from SDK 0.9.2). We now need to upgrade to SoftDevice 4.0.2 (included in SDK 13.0.0).
We already...
Hello, I have some ideas to do for IoT and bluetooth. Already did some tests with MQTT raspberry pi and ESPs SoCs. Then I started to dive into bluetooth world and I found...
Hello,
I'm working with SDK 11 on nRF52832.
I want to get the IRK from a connection event. I need to identify the connected device.
My following code :
static...
I'm developing a multi-peripheral application on the nRF52832 that started from the SDK v13.0.0 experimental_ble_app_multiperipheral_pca10040_s132 example application (running...
I have two nRF52840-pdk's and two laptops. I was thinking to send test strings using the following Basic setup:
laptop1 - usb1 - pdk1 ....(coded PHY transmission)....pdk2...
I was able to write the code and put it to work on AN5 pin , and I found out that whenever I approach to the DK board he see it as a touch.
I connected to the pin a 10cm...
Hello all,
I am trying to make use of some Adafruit libraries for some sensors in my nrF52pca10040, the libraries are these two Adafruit_BME280.cpp , Adafruit_BME280.h...
Hello
In a schematic I saw the "SWO" connection appear on the Programming/Debug connector beside SWDIO and SWDCLK.
What's it for?
Of course it means "Single Wire...
I want to increase ble_app_uart_pca10040 app sample rate.
I have my own board with microcontroller and use nrf52832 as uart to ble.
I made pack length to 20bytes, I have...
