Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
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 have a program running with SD 7.2 and SPI on my nrF51822 talking to a SPI slave device. I use GPIOTE triggered on an edge to set a chip select line and read bytes from...
I have a LED dimming project that uses nRF51822 and nrf_pwm_noglitch. If I turn to 100% duty cycle, then it will be stuck at 100% unless I turn it to 0%.
So in other words...
The board is simply an nrf51822 with a crystal and required caps and resistors, without any LEDs. When I try to flash any firmware, I get an OK that the firmware has been...
Hello guys,
I am working on the project where I am making a network4 nrf24l01 transceivers, such that one can broadcast the text message from one transceiver at the base...
Hi, I'm trying to write a long byte array with the nrf master control panel on android. I'm unsure if the app is able to, but in any case I'm not getting the event: BLE_EVT_USER_MEM_REQUEST...
Hi,
I have my custom nRF51822 board, and i used to flash the firmware through nRF51 DK kit.
As there are two ports through which we can load external boards i was using...
Hi,
I'm trying to build a prototype using the Adafruit nRF8001 Breakout and an mbed ARM CPU.
After Reset, I get a Device Started Event, telling me the chip is in Setup...
Hi,
In SD100v8, there is capability of checking the application version, to make sure no downgrade (or any other criteria required). The reference is in Link to SDK
...
There is a blog post for advertising but none for connection interval.
I am wondering how big is the difference for this example:
Measurement on peripheral every 4 seconds...
Hi...
Can anybody help me to run ble_peripheral example (ble_app_hrs for S130). I have build and load the code successfully but cant see the advertisement. But while debugging...
Hi,
Got stuck on an issue that has come and gone and then working fine, and are now back again.
I use a nrf51 module with the led-button-service example (sdk 5.2). It...
So, we are pretty far along in development (I have inherited the project) with an nrf51822, SDK 4.4.2 and SoftDevice "6.0.0-alpha". We are nearing release, and I was told...
I have set the POFCON to enable the power failure comparator and set the voltage level to2.5 volts. How do I know when the battery voltage is below the 2.5 volt level? How...
I want to try a UART communication without RTS & CTS
my board is PCA10001, and I use the SDK 6.1 example: uart_example.
I use Serial Port Utility to communicate with the...
