If anyone will ever have this error:
When using c++ and singleton the use of operator new is not possible.
I found the solution in this post: forum.arduino.cc/index.php...
Hi I am using Jlink board, when connected to my pc, I can't select nRF5x programming.
Version I am using is 1.20.0.2. I tried the uninstalling everything and installing....
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...
We are developing an app that communicates with a custom LCD display via IIC (TWI in Nordic terms) so it needs to send a lot of data on the IIC bus. We have developed an interrupt...
Hi all, help me please.
I am using two NRF24L01 (green color)
1 NRF24L01 is connected with Arduino mega 2560
another one is connected with arduino ADK
I was trying to...
I'm using an nRF8001 with a local GATT service and characteristic with Indications.
This corresponds to figure 29 in the Product Specification.
When the peer sends a Confirmation...
I was able to add Manufacturer Specific Data to the advertising packet on the nRF51822 without any problems, but I don't see any straight-forward way to do this on the nRF8001...
Hi,I am using nrf51822,I want to know more about address0 address1,prefix and adderss match,where
can I find more detailed document exept <<nRF51_Reference_manual v1.1>>
I am just starting with NRF51822 (can't even program the BLE example as IAR support is inadequate but that's another story) and trying to figure out power requirements for...
Just wondering,
What if I configure the Tx power level or some other attribute. What do I have to do to save the value to be used when the unit restarts?
Hello all,
I would like to ask you something,
I've done all my development with NRF24L01+ but now I have some NRF24L01 modules.
I know that NRF24L01+ is fully compatible...
Hi
I am created one more timer in ble_app_hrs
like in timer_init()
err_code = app_timer_create(&m_current_timer_id,
APP_TIMER_MODE_REPEATED,
current_timel_meas_timeout_handler...
I'm a little lost on the GPIO mappings from the code to the outside world. I'm playing with the UART example on the nRF6310 board. In the sample code, IO 16 is RX and IO 17...
Hi,
I am using ble_app_hrs application as a reference code.
in our case i have gpio interrupt for every 25 ms.
what should i keep BUTTON_DETECTION_DELAY for 25ms...
Does the lcd clobber the tmr0 and/or ANT ???
We just went through several days of working w/ ns on running ANT w/ RTC with a resolution of using sd_ calls.
Is the LCD...
Hi,
i am using nrf51822 custom board.
For our application i am using ble_app_hrs source code.
in that i have gpio interrupt for every 500ms, to get data from accelerometer...
For example, if I have a GPIO pin configured with low sense, and it goes low just before I call sd_power_system_off(), will the device return to System ON mode immediately...
