I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
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...
I have an application with hard real-time requirements (i.e. down to the clock cycle). My topology and desired timeline can be seen below. Concerning the timeline, I believe...
Hello,
I have a question regarding app interrupt handling.
When an Application Timer Interrupt is being handled, can it preempted by a higher prioritized interrupt of...
Hi,
I have used this antenna for my nRF51 layout, but it seems that the device is using very high currents! like in order of 200mA, I just wanted to know if this is because...
I am using below code to send data over nus. If the data size is 150 bytes, it is OK. However, if the data size is 200 bytes, the nRF51822 will reset. Please tell me how to...
Hello, I got problem in enabling whitelist on starting advertising.
My working enviroment is PCA10028 V1.1.0 2015'18, SoftDevice S130 2.0.1, SDK 12.2.0
MCP works on Android...
Hello,
We encounter the problem after upgraded the PPK software. There are different results when using PPK v1.0.0 and v1.1.0.
Using PPK v1.0.0
Using...
Hi,
There are similar questions posted, but none of them have able to help me out.
I am trying to add multiple base UUIDs in order to create 128-bit UUIDs for my characteristics...
how to create custom service in order to send dummy message, not from the console, I
have to make one char arr[]="hello" this is a fixed string, then where i have add this...
Hi all,
I am developing for the nrf52xx boards. Let's say I want to migrate the example ble_app_uart from SDK v12.2 SoftDevice s132 3.0.0 to SDKv13.0 SoftDevice s132 v4...
Using SDK13
I have a Central program and I included the peer manager code from ble_app_hrs_c but I am having issues after connecting to another dev kit with Peripheral...
Hi,
I'm using nRF51822 with SD130 (SDK 12.1).
I had a firmware based on mbed that had RSSI update, and it was getting quite a few updates per second.
I've now gotten...
SensirionHumiditySensorsSHT3x.pdf
I'm using a Sensirion sensor (see attached datasheet). I'm running SDK 12.2 and SD132. I've set up the TWI to be a master, and I'm using...
Hello !
I'm looking to combine the softdevice into my .hex file generated by Keil.
Currently, when I compile my project, Keil gives me a .hex. To implement this hex file...
Hello, I received my thingy52 and wanted just temperature ...
I see that thingy is not using ESS - environmental sensing service so I tried to create my own.
(I tried to...
(Building with nRF5 12.2.0 / armgcc)
I want to do bursts of pulses using PWM for the pulses and a TIMER to enable the bursts.
I need this to be non-blocking so I can also...
