We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
When softdevice S110 is used then bonding is not occuring (via nrf connect app to nrf51).but both devices get bonded when s130 is used?In Nrf connect app key matching failed...
Hi,
I have a working project where I use PWM driver with LEDs on the development board. I make use of the d52_starterkit.h where I have the following definitions:
#define...
Hi,
On a system reset, we want a mechanism to stay in bootloader for a short period before jumping in application. This way, if something is wrong in application that prevent...
Hi,
I am using ESB library for nRF52 microcontroller. At receiver i want to measure RSSI value of a packet. I got RRSI from nrf_esb_payload_t structure.
I am printing...
Hi,I have ibeacon (nRF51822) radioland-china.en.alibaba.com/.../long_range_300m_ibeacon_programable_nrf52822_beacons_bluetooth_4_0_tag_chip.html . I want to update the firmware...
Hi,
In my project i would like to save 100 bytes of information in RAM before going to System-off sleep mode.I have tested the example project given in sdk11 works okay.Have...
I am trying to read the battery level on a custom NRF52 board and I am getting a value that is around half of real voltage.
The same code works fine on NRF52 DK ( I was expecting...
I am looking at this example: github.com/.../main.c
In ble_evt_dispatch (line 315), this function forwards an BLE event to all of the modules. By looking at ble_evt_t,...
I am trying to build a BLE central application on the mbed compiler (target BLE Nano).
I have chosen the ble_app_uart_c example from the nRF5 SDK as a starting point. My...
Hi Support Team,
one error come out when use nrf connect, just as attached picture shows,
please help to check what cause this error,
no error come out on phone.
...
In reference to this issue in the Android DFU library...
github.com/.../33
... can someone from Nordic please explain how DFU OTA using the secure format on a device...
Hi,
I working on nRF52 series development boards communication. I am using ESB library for data transfer. I am able to transfer the data between two microcontrollers. Now...
My device is connected with GSM module, when GSM module communication fail, I need to save the error message to flash. In application level, pstorage_store or pstorage_update...
