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...
I changed the bootloader size by changing the flash start address (in the .icf file, from 0xf8000, to 0xf7000). I just want to check what other files/settings needs to be...
I need to use pin 8 and pin 20 as outputs on the nRF52 DK, to be transferred to a custom board built with the nRF52810. I'm using SDK v15.x.x.
I need to drive PWM output...
Im trying to detect power off. The signal power off looks like:
The time to get 0V equal 15seconds. GPIO EVENT and COMP do not see changes in the voltage level, they are...
Hi folks!
I'm working with a couple of nrf52832 on custom boards. I'm trying to implement a procedure for firmware updates. I've already played with the examples from the...
I have found many questions regarding passing bonding information from the application to the bootloader (e.g. https://devzone.nordicsemi.com/f/nordic-q-a/34497/dfu-with-bonds...
Hello,
I am using nRF52832, SDK_15.3.0, S132 SoftDevice and Segger for flashing the image.
I am using "twi_scanner" example code on Development kit. I connected HDC2010...
Errata for nRF52832 Rev 2 version 1.2, errata item 20, RTC: Register values are invalid, has a recommended workaround that i'd like to ensure i've implemented correctly -...
Hello,
I have a project that does what the title states, create a Mesh Network using the Nordic USB Dongles then provision a smartphone using GATT to access the Mesh network...
Hi All,
I have used eeprom(AT24c512) and spi(Winbond 25q16) in my Product.Usually all work working fine But sometimes my memory Behaves like volatile ;sometimes My Memory...
Building ‘secure_dfu_secure_dfu_ble_s132_pca10040_debug’ from solution ‘secure_dfu_secure_dfu_ble_s132_pca10040_debug’ in configuration ‘nrf52832_xxaa_s132’
Linking secure_dfu_secure_dfu_ble_s132_pca10040_debug...
Hello,
I'm trying to update the SoftDeivce used on our product from s140 v6.0.0 to 6.1.1, but am running into issues. Per the release notes it sounds like no updates / recompilation...
we use 52810 connect with iphone6, then read the RSSI value, it will disconnect with the iphone6.
reconnect the iphone6 and read the RSSI value, it disconnect again.
we...
After doing some reading, I realized that the light CTL server model does not contain the generic OnPowerUp set message. It is contained within the light CTL setup server...
After import a project in to SEGGER and included paths of header files
While compiling i got the error like below
sorry, unimplemented: non-trivial designated initializers...
Hi, I am using a system where I am using nrf52832 nordic chip. I generate a custom ble service using this ' https://github.com/bjornspockeli/custom_ble_service_example ' github...
