I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
I need a 30 second hardware based interrupt for a Nordic BLE nrf52832 chip running S132 Softdevice. I would like to use RTC2. This will be used to run a short BLE ad scan...
Hi, for a project at my university I need to analyze BLE signales. In this context I need to demodulate a BLE signal AND extract the I/Q samples from the same signal. Does...
Hi, I have my nrf51 Dk (PCA10028) on which I want to connect a buzzer or speaker to one of the gpio pins which are not in use. I am confused on the following points:
1....
I'd like to know if it’s still true that the DFU bootloader (i.e with BLE transport) is strongly coupled to the SoftDevice version. In other words, if we do a SoftDevice over...
From page 520 of nRF52840 Product Specification 1.0 4413_417 v1.0 / 2018-03-16
If the watchdog is configured to generate an interrupt on the TIMEOUT event, the watchdog...
I am trying to flash all three images together. I have the firmware updating working, but if you flash them together, the bootloader doesn't know that the application is programmed...
Hi,
We are preparing the first "production" run and we are looking on alternatives for production programming and testing, so far our factory used nRFgo for the pre-series...
I need to have more than 30 servers (and 1 client) in a mesh, so I increased the SERVER_NODE_COUNT value. But this results in a static assert in config_server.c:
How to...
Hi,
I know that this issue is well documented in the forum, but I have read everything and tried all of the suggested fixes, but nothing worked.
I am trying to Enter systemOFF...
Hi,
I have tried to find out how to aks the current time and set it, without success.
time(NULL) returns invalid data. What methods I should use to get the current time...
I want to simply put signal (sine wave) from signal generator into analog input and use saadc. I have program which uses ain4 and ain5 pins. So I was just wondering how I...
Basically I have modified the ble_app_uart example to connect multiple centrals(android devices),
now i want to transfer the string to all android devices which are connected...
Hello,
Would like to know the performance(i.e, latency when network size increases with respect to payload) of Thread, Zigbee, BT mesh wireless protocols. Is there any documentation...
I have some questions that I hope some of you fine engineers can shed some light on. First, some story time is probably in order. Skyrocket Toys developed a line of IR tag...
