hi:
now.i have a development board(nrfgo motherboard).there is a debug port on the board.i think it can be debugged on the keil.if it can.what driver or others i need.thank...
This is what I got after upgrading my nRF51 dongle firmware.
It always times out.
I didn't somehow got one of my J-Link Lite upgraded, but couldn't repeat the process...
Hi all,
Good day.
Could you please recommend an Android or IOS APP which can connect 8 or more BLE peripherals at the same time.
Thanks & Regards
Jenson
I know that suggested debugger for nRF51xxx is J-Link or openOCD with CMSIS-DAP, but I would like to use BDI3000 debugger, which does support SWD interface and Cortex-M0 processors...
Hello. I am literally looking at the set_hrm_cccd function in Python used to write data. This is for the S130 heart rate collector example. I understand the sd.ble_gattc_write...
Totally new to Python but managed to get things like pyserial setup and I've been able run the ble sniffer. However that is as far as my Python knowledge extends, so I need...
Hello everyone, I'm severely struggling to perform a simple task. I must be missing a very simple answer and, I hope with your help that I resolve the issue.
I am trying...
I want to send a data of length 1024 bytes over the ble UART , but the maximum length of data is 20 bytes at a time. Is it possible to increase the data length per instance...
Hello!
I try to use "ble_default_bootloader_app.hex" with my app to allow OTA option for my device. (nrf51822 and SDK 7.2.0) With NRFToolbox I can connect to the device ...
Hi all,
How can it be that sd_ble_gatts_sys_attr_set function returns BLE_ERROR_GATTS_SYS_ATTR_MISSING?
With the first and second connect it returns success but the...
I saw that each CCCD or sys_attr should be persisted per connection, does it mean it should be saved on flash to be restored during next connection for same device ?
and...
If iOS of BLE master sends 4 packets of the same write characteristics with MD bit in the same connection event, how does SoftDevice of BLE slave work?
The ble_event_handler...
Is there a summary of potential pitfalls, i.e. issues which are asked repeatedly by users in these forums regarding HW/Schematic/PCB design for NRF BLE chipsets. Making mistakes...
I just published my port of a new FreeRTOS operating system version for the nRF51x22 and the nRF51 SDK 8.x.x to github.com/.../freertos_nrf51 , the README is copied below...
I am trying to implement some write to flash, and started by integrating the relevant functions from the example code I found in this thread .
I added a dummy write function...
Hello,
I'm building an aplication with multiple nRF51822 beacon modules. I'm using dual mode S130 softdevice. Sometimes, when beacon recieves a lot of messages, and forwards...
I'm trying to erase the page 32 of a nRF24LU1+ via SPI (using a Bus Pirate).
What I did so far:
Display the first 16 bytes of content of page 32: 0x03 0x40 0x00 0x10...
I have a switch connected on the nRF51DK Board. The switch is connected on PIN25 and PIN 28. I try to read the state of the switch.
My setup:
-nRF51DK
-SDK8.1
...
Hi
I am making some low-power wireless sensors powered by coin cells, which will sleep for long intervals between readings/transmits. I am using the micro ESB libraries...