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...
Hi,
I have nRF51822 board which works great with my app when running on iOS 7
The application listens for iBeacon transmission and displays them.
When i installed my...
Hi, I made a custom PCB.
I use a Revision 2 MCU.
The antenna is printed. I didn't used the chip antenna.
Sorry for not showing both the full schematic and the...
Dear all,
I'm trying to connect the NRF51-DK (PCA10028) with a LSM330DLC accelerometer over TWI (I2C). I'm using the ble_app_uart example, included the twi_master.h file...
I need to implement a function to store some parameters such as uart baud rate and use these parameter for device initialization, The parameter could be modified when the...
Hello,
I`ve got a working S120 peripheral BLE device with custom services and characteristics.
I am able to connect and bond with iOS and Android. But I cannot connect...
Hello:
Im rewritting a program from ST32F105RC to NRF51822.
In a part of the program of ST32, it checks if the interruption from pins 5-9 (EXTI9_5_IRQn) is enabled, and...
Hi,
I worked with temp sensor example and sofdevice s110 and something stuck on some function.
Anyway, I made readout from registers but softdevice blocks register access...
My nRF51 will occasionally lose connection to the computer, and I have to disconnect and then reconnect it before it will work. How can I reset the device dynamically, without...
I'm trying to compile a project I have for nrf51 on nrf52. I am running into errors with macros not being set.
For example:
error: #20: identifier "ADC_CONFIG_RES_10bit...
Hi,
I'm working on a sensor application that sends out fairly large quantities of data via BLE notifications. I understand how bluetooth works and have read and followed...
Hi,
I'm currently testing ble_app_uart on nRF51822 custom board. I connected it to nrf51 DK P19 and was able to program the hex file successfully.
But it doesn't run...
Hi, In your documentation you specify the maximum CPU temperature 85 DegC.
What problems could one expect after this point?
How much safety margain du you have on this number...
I'be been reading over and over the datasheet but cannot see how to dissable Enhanced ShockBurst features for my application which only requires basic one way radio.
I...
Hello,
I'm trying to program that module, but i can't do it correctly.
I'm using a program that works fine in nrf51 DK, but when I program this in ptr5518 my smartphone...
