To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
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,
We are currently in development of an IoT solution using the nRF9160. We are doing a set of EMC tests to ensure electromagnetic compatibility of the device. The test...
Hello,
I am trying to transfer a signal sampled on AN0 (P0.02) at 16kHz via Bluetooth using an ATT MTU of 247 and a 2MBPS PHY speed. The basis project used is examples ...
Hi, I am interested in using the NRF91 in our new products. So far I have modified the Asset_tracker example to send my custom data instead of sending the "sensor data". The...
Hi.
I have a question related to the Zigbee SDK's "On / Off Switch" example.
Studying the example, I cannot understand how to activate the "light_switch_send_on_off" function...
I'm trying to find out if the nRF52840 has the features needed for a new product. We need to be able to do the following from a Windows 7 or 10 program: scan for nearby BLE...
Hello,
I'm working on a project that makes use of both Bluetooth Service UUIDs like BAS and customer Service UUIDs. In the Bluetooth CCSv7 at Part A, Section 1.1, I found...
Hi,
our application is nearly finnished now, but I noticed, that after adding the secure_ble bootloader, the program enters the bootloader at poweron, then enters my application...
Hi, I got the schematic of thingy:92.
Now I have a question about netnabel: IF_SWD.
IF_SWD is connected to three nRF52840 GPIOs.
if the CTRL is high in IF_SWD, IF_SWD...
Hello,
I'm trying to use the USB MSC to show up as a file system, transfer the file into RAM, and send the file via BLE to an Android phone. This is with SDK 15.3 and S140...
Working with Fanstel BT840 module we have discovered that ADC channel VDD reads as zero or produces small mV level result. nRF52840 chip revision on these modules is QIAA...
Hello everyone,
i want to send a 16 Byte datapaket from a peripheral nRF52840 DK to my iPhone. (S140 SoftDevice) Im looking for an example who sends datapakets from peripheral...
Hello everyone,
I have a device with a custom service including 3 characteristics and another device with 4 characteristics (same 3 chars as the first device + 1 new). ...
