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,all~
I got a question about pwm's timer. Here is my working environment: SDK 10.0, SD8.0, IC VERSION: qfabc0.
I use timer1 as clock of pwm. APP_PWM_INSTANCE(PWM1...
Hi Everyone!!!
I am interested in nrf52832. I was going through its product specification v1.2 available over here: link text
At page no: 1, in the section: Key Features...
I have a nrf51 Dongle handy and I'm wondering if it can be used as an ANT+ to USB gateway for running simulANT+ on my PC?
If this is possible, where can I find the dongle...
Hello, I have device with nrf51822-qfab and I need to run ble_app_template (use softdevice s110). What version of SoftDevice I must to use with SDK v6.1? About problem: It...
Hello, I find these structs:
ble_gatts_attr_md_t
ble_gatts_char_md_t
show up quite often in example projects. My qeustions are:
What are these? And when will I be...
I am using esb dpl in nrf5 sdk v11. I want to put a special packet in ack payload. but I think nrf_esb.c code can not do. the reason is that when on_radio_disabled_rx() is...
Hi,
I am developing a printed circuit board for myself using a NRF52 and I am unsure how to actually burn a bootloader program to the NRF52. Additionally, once the bootloader...
Hi All,
my device wakeup from system off casued from reset RWOFF, I read the register RESETSRC and byte E is 1.
maybe there is something about the configuration of gpio...
Hello,
I was reading about that 6LowPAN is being used in the IoT SDK.
I have a few questions about this.
Can the 6LoWPAN node communicate with another 6LoWPAN node...
Hi,
I am working nRF51822 communication. I am using nRF peripherals examples in SDK 11.0 series.
I would like to know the sleep mode examples in communication like after...
Hello,
I bought few nRF24L01+ modules and I integrated them in some custom PCBs that I designed.
I haven't been able to transmit information:
The TX FIFO is full...
I'm working on a very simple Gazell build - basically the gzll_ack_payload example with some of it pulled out, since I'm working on a board with no LEDs or buttons to run...
Hi,
I am trying to develop a PCB for the NRF52 that will use bluetooth capability. However, I was wondering if there were smaller antenna's that could be used rather than...
If I have Bluetooth earbuds, one set to master and the other a slave on my ears.
Is the communication between the ears, through the head, or around the head (Hair scalp...
Hi all
I have two questions/problems regarding the emulated System OFF mode with the NRF52832 and the SoftDevice S132 V2.0.1:
According to this thread , an infinite...
