In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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...
It is to my understanding that you DO have to worry about that when using keil download function or other means to program either the softdevice or your program to the nrf514xx...
hi,
I have created shared channel. currently I only have one master and one slave working.
Master is sending data to slave and it s working perfectly.
But I can not...
