I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
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'm a beginner developer.
I start my work with nrf51822, download examples e.t.c
Now I try to download my code in real PCB with external 16MHz crystal.
Code worked...
-----------------------------EDIT--------------------------------------
I've changed topic name, because not buffer overwrite is the problem.
I need some mechanism for...
I am working on a project for college in which I need to build my own PCB. The code works fine on the Dev Kit but on the PCB, the bluetooth is not showing. I have tried looking...
Hello,
I am using nRF UART v2.0 android app and I have added my custom logic above it. I am using this phone as the central device and nrf52 with sdk 12 as the peripheral...
hi
i am using two dongles.one would be sending sensor data from gpio to other through ble.i need a example code for those two.could you please tell me which example i can...
Due to limited budget, I have to use STLINK/V2 to flash code into nRF51822. I have been through steps of how to setup OpenOCD/STLINK/V2/nRF51822 in Ubuntu. After mass erase...
Hi. I'm using nRF52832, SDK13, S132v4.0.2.
I'm making peripheral device using nRF52832.
And I can see it gets BLE_GATTS_EVT_WRITE event as below when central sends WRITE...
I'm having a difficult time getting my project to link to the nrf_serial module
._build\nrf52832_xxaa.axf: Error: L6218E: Undefined symbol nrf_serial_read (referred...
Hi
From my understanding of the softdevice API, the maximum packet length is set using sd_ble_opt_set(BLE_GAP_OPT_EXT_LEN, &opt) , but the actual change to the packet length...
Hello,
I would like to build a sensor array that communicate with one master in a star topology.
I have played with the Gazelle protocol example ( gzll_ack_payload examples...
Hi,
I am working on a project where I have 4 advertising beacons which will have to trigger some functions in the central side when it gets the advertising data.
Now I...
Hi Nordic,
During DFU tests i had weird issue. If i compileed bootloader using your makefile everything works fine, instead of compiling with Eclipse IDE.
With Eclipse i...
code_template.c
, modified from developer.nordicsemi.com/.../bds_plugin_1.2.2_nRF5_SDK_11.0.0.zip
code_template.c, changed line #45 to
<%= field.FormatType() %>_t ...
Hi ，I am now using nrf24lu1p and 51822 for communication, the use of Gazell for paired debugging, and now want to use the upper authorities to close the NRF24LU1P Gazell pairing...
