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...
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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...
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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...
Hello.
It is developed using nrf52832 (S132 v7.0.1, SDK v17.0.0) as a peripheral device.
I am implementing the advertisement processing, but the advertisement stops when...
Hello,
I compiled pc-ble-driver from github and it when i debug heart_rate_collector in adv_report_parse function i only get 1, 10, 255 field_type and never BLE_GAP_AD_TYPE_COMPLETE_LOCAL_NAME...
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I am trying to erase and flash a nRF52840 chip on a custom board. I use a J-Link EDUwith the Cortex M adapter to plug onto the board. I checked the hardware conf several...
I am using libuartes example. I only use send_UART (char*sdata, int len) in main before while (true) or in void uart_event_handler(void *context, nrf_libuarte_async_evt_t...
I'd like to use Power Profiler to measure really low currents (watches) ~0.4 microAmps.
However, Power Profiler II measures 1.5microAmps even when disconnected with or without...
Hello,
Have anyone knowledge on how to force to include, using nRFSDK, the AdvA field in the Ext Hdr of a BT 5 long range advertisement primary packet frame ?
We are testing...
Hi,
I wanted to time stamp data which is sent via Bluetooth connection. Is there any pre defined functions to do that. Also please suggest any modifictions to be done...
Hi, I have a nRF52840 based Custom development board and a GSM module(AT command based) with UART and USB support. Because of lack of UARTs in nRF52840, I want to use USB...
Hi, I'm working on nRF9160 modem firmware update.
While working on nRF9160 modem, I found that it uses nrf_modem library which is precompiled library whose only API can...
Hello, I want to sampling voltage of 16 data sources, 8 of them are with amplifier, 8 of them directly connect to ADC pins, but I found that both nRF52810, nRF52832 and nRF52840...
I need to synchronise a time stamp on ant ANT slave with the master. Timesync would be ok but the message has to be acknowledged which ant timesync messages cannot do.
I...
Hi all,
I am trying to get my peripheral device to set an MTU size when connecting to the nRF Connect Android application that is not a value of 23. I have the following...
I've asked before about these two peripherals, the way they are presented is a little confusing.
I understand that UARTE has DMA possibilities, UART doesn't. Also that in...
