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,
I'm currently building a BLE multi-sensors device, with mbed online IDE. I succeed in implementing BLE API, and releasing a first .hex firmware with multiple services...
Hello,
I added an extra opcode to the DFU Control Point characteristic so that I can jump to the main application by writing to it. The problem is that whenever I do that...
Hi there,
quite a beginner here and tring to figure some stuff out about the nordic programming style.
when sniffing around the given examples in the newest SDK(SES...
HI,
I got 2 nRF52840 dev kits and I'm interested in testing the long range layer (LE coded PHY ) between the 2 modules, also scan for the second module RSSI value.
I...
Hello,
This is my first time working on BLE and Nordic, so this might sound strange.
I am trying to update data on the fly when the central requests char data.
I have...
Hello,
I am designing a 2 layer board with NRF52832 IC. I am following all design considerations and reference design mentioned in IC's datasheet provided by Nordic. I have...
Hello,
I am designing a PCB with NRf52832 IC. I have a query regarding the width of the feed line. In reference design files, the width of the feed line is 30mil. I have...
Hello,
I want to receive the More data ( >20 bytes ) in nrf51822 Board from the nRF ToolBox UART module.
is this possible?
What will be changed to be done in peripheral...
Hi,
I have designed a custom PCB using NRF52832 IC.I have followed Sparkfun NRF52832 breakout board for placement of NRF52832 IC core part(including antenna) which is similar...
Hi,
I am using nRF52832 with NUS and buttonless DFU running well next to each other (SDK13). Instead of the standard way to jump to the bootloader (writing a 0x01 to the...
We have a device running SDK 11, without a crystal. It was using:
#define NRF_CLOCK_LFCLKSRC {.source = NRF_CLOCK_LF_SRC_RC, \
.rc_ctiv = 16,
.rc_temp_ctiv = 2}
...
Background:
In a previous posting I had asked if anyone knew of BLE connection parameter guidelines for Windows 10.
The general response was, yeah ios has BLE connection...
Hi all,
I have a use case where I have about 40 buttons that can be pressed anytime. I need know when these buttons are pressed on multiple receivers devices. So every...
