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...
In tihs video , and others this guy has done, the transmission speed of the nRF24L01 2.4G module only achieves a speed of, at best, about 300 packets per second (where a packet...
We are using nrf51822ab, s130, pca10028. After dumping the soft device the free space left is 20kB, my code size is 48kB. I am able to dump the code into device but its not...
I am following ble_peripheral example of nrf51822 SDK 8.0. I have found ble_gatts_char_md_t , ble_gatts_attr_md_t and ble_gatts_attr_t confusing. I want to know the difference...
Hi,
I'm currently using an application that needs a very speed detection of GPIO and need to use NMI on GPIOTE.
I tryed to find how can I connect my NMI to GPIOTE but...
nrf_drv_usbd_init() calls nrf_drv_clock_hfclk_request(NULL)
however nrf_drv_usbd_uninit() calls nrf_drv_clock_lfclk_release();
Is this correct?? If so why?
Hi, I have the opportunity to bid for some research funding for my project, and I'm thinking of speccing a workstation for processing video in realtime, and sensor data in...
I am trying to add the heart_rate_meas function to the ble_app_uart project.
Is this plan possible?
However, it does not go well.
Why are you concerned with this method...
Hey Guys,
im working on some sort of application transport layer for ble and have some questions to better plan what i need and what is kind of redundant.
Is it correct...
Hello everyone,
I am using nrf52832 with SDK version 11.0 for an IoT application. I am communicating with Atmel ATWINC 1500 module through SPI in order to connect to Wifi...
I'm using nrf52 with SDK version 12.0.0. I'm trying to use the FDS for my application. I used one of the existing fds example from link fds_example .
With this example...
Hello,
I am a bit lost, after concluding the application part of my project I try to approach the ble part.
I read the "Getting started with bluetooth low energy " and...
Press down PWRON1 give rise to Q2 and Q3 conduction, the 51822mcu power on and IO send a hight level to PWRON,to keep VCC_nRF.
At this time press a lot of button will not...
Is there an unsecure version of the bootloader? I'm looking for something that will take anything as an upgrade.
I figure if I'm stuck in the bootloader anything is better...
