Hi guys,
In the iot sdk in mqtt.h there are typdefs for "mqtt_topic_t " and "mqtt_subscription_list_t".
I'm trying to set several topics (5) and subscribe to them.
...
Hi,
I am using nrf5832 that is running a coap server example.
I have modified it a little so it reads sensor data via i2c and returns the data using the coap callback.
...
Hi,
I would like to receive some suggestion about finding a CHEAP smartwatch / wristband already available that has these minimal features: BLE (with SDK / GATT profiles...
Compiled with Keil4 software compilation and C of the mixed program, the error is:Branch offset 0x00000228 out of range of 16-bit Thumb branch, but offset encodable in 32...
Hi,
I am currently working on a prototype with Silicon Labs Thunderboard sense. I am looking for a replacement product that has NRF BLE module. All I need is a BLE module...
I would like to hide BLE advertising from normal BLE devices.
And only be able to see such advertising with dedicated scanner.
I was thinking of changing access address...
Im making a project were i have two robots each one with a device connected with a mobile phone. But at same time i want that, when they are near each other they exchange...
Hi,
I've the need to write a characteristic value of 65 bytes, from my central device (iPhone/iPad) to a nRF51822 peripheral device, so I was looking at this document for...
Hi, sorry if this is a dumb question. I've just ordered some development kits and maybe that will answer the question, but i'm being a bit impatient!
I want to put an nrf51422...
My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi all,
In my project ,I use the SPI to communication between nRF51822 and STM32,but I don't know
how does the heart_rate data transmit to BLE stack.
I am confused...
We have a custom nrf15822-AA board flashed with the S110 (6.0.0) and our application. It has a 32khz crystal. It is connect to our (Mac) development systems with a SEGGER...
I use 51422 with ANT function. When I set a command like "sd_ant_channel_unassign", how can I get response from on_ant_evt callback?
I need to do something after ANT unassign...
I have a nRF8002, I use nRFgo Studio to program the board, and Master Control Panel on Windows to check it board values.
I would like to be able to recognize when the nRF8002...
As the network speed is so low that I often cann't access www.nordicsemi.com, especially on weekends.
Could you tell me the reason?
Note:
At the time when I can...
I am successfully communicating through nrf 8001 chip and i using this module. Now i want to write services and characteristic to this module through iPhone after getting...
Hello：
1.
I used connect Master Control Panel and ble_app_cscs services see the following received some data not understand do not understand, here's UUID I did not see...
Hi all,
I have various questions regarding the softdevices, memory management and power consumption of the nrf51822 chips.
The project we are working on will need to...
I am working on nRF24LE1 boards. I am trying to talk between two boards. I have loaded "enhanced_shockburst_ptx_nrf24le1" and "enhanced_shockburst_prx_nrf24le1" on two different...
I saw an ANCS examples in sdk5.1.0(softdevice=6.0.0), and then I put this example to port to sdk4.4.2 (softdevice=5.2.1) and the example worked perfectly. But when I put the...
Hello,
I have set up my project to use the DFU bootloader to upgrade the application. When my application is running it can be sent a command from the central device to...
Hi
Can I read the content of RF register for LE1 by using the SPI of extern MCU?No matter the code of LE1 is encrypted or not.
When set the LE1 to 0dBm,the TX power...
