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...
Our device is implemented as BLE peripheral device and based on nRF52832
For saving space in Flash memory we try to downgrade SD version from S132 v 5.0 to S112 v 6.1.0...
Hi,
I am doing one more project in that project I want to do following things:
1) my one BLE giga device module(nrf51822) will act as a master(central) & other AT command...
Hi to all,
i had a problem in measuring coin cell battery level with nrf51822. i am developing a device with nrf51822 that this device will use from a coin cell battery...
I have a product using the nrf24L01+ going through the new CE testing for EN300440 v2.1.1. The lab is asking me how to setup for "receiver blocking" test according to 4.3...
Hi, I'm using nRF52840PDK and SDK 14.2.0. I started from the SAADC example and tried to use NRF_LOG_INFO to print some strings through the UART. I have this:
And...
Hi,
I am following the directions here using Keil:
http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v14.1.0%2Fnrf52810_user_guide.html
...
Hello,
I'm using mesh 2.0.1 to test message sending between 2 nRF52840 DK boards.
I'm using a task from FreeRTOS kernel to send messages from the node to the provisionner...
I was hoping someone could clarify what support the nRF52840 has for USB power source detection. Our design uses a 150mAh LiPo battery, with a dedicated PMIC. We have the...
I have a hardware with NRF52832 module and successfully used the example twi-scanner to locate my I2C peripheral. I copied these parts over:
My own code produces this...
I am extending the Glucose sensor app in nRF Toolbox (Develop thread). I had logic error which I have corrected, but while debugging I encountered a strange effect that could...
Hi, I have been developing on the nRF52832. I am now in the process of moving to the nRF52810.
I am using the SDK v15.
I have commented out the DEVELOP_IN_NRF52832 define...
The last warning log i had was
E 14:06:57.204 Error 129 (0x81): GATT INTERNAL ERROR D 14:06:57.229 [Server callback] Connection state changed with status: 0 and new state...
Hi Sir
How to config channel and AINx to specific gpio for SAADC ?
For example, if I want read adc voltage from NRF_GPIO_PIN_MAP(0,5), how to set the channel and AIN ...
Hi ,
SDK : nRF5_SDK_15.0.0_a53641a
Chip : nFR52810 【1】Is nRF52810 only use pca10040e （nRF52832 = pca10040 , nRF52840 = pca10056） ? And can't use wrong （nRF52810 use pca10040...
Hello, Nordic
I have to immigrate from SDK14.2 to SDK15. I know that many things have changed in the process.
I'm referring to the Immigration guide but, There is UART...
