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...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Folks,
I'd like to use the single UART peripheral in the nRF51822 in interleaved fashion to support two serial "ports", e.g., sets of GPIO pins dedicated to separate serial...
Folks,
In the latest SDK (6.1) for the nRF51822 I see two versions of SPI master code in the Source folder and examples: with and without "5W" appended to the filename...
Hello,
Been posting a few threads lately on my attempt to get the ble_app_hids_keyboard example to work on PCA10003.
I've gotten the files to compile using Eclipse on...
Hello,
i am measuring the current on my nrf51822 board. While sending messages over I2C i have a current about 4.4 mA.
This should be correct? The CPU, 1v2, hfclk and...
Hello,
i use the nRF51 SDK_v6.1.0.0 with s210_nrf51422_3.0.0_softdevice.hex and EM:Blocks as IDE.
i have included the SD210 into the project wizard and created the s210...
Hello,
i am currently trying to integrate a timer properly to my project.
I want to set a pin to high for a duration of 1msec.
I configured the timer like shown below...
Hello,
i am currently working at a project which includes radio transmission based on th hal_nrf library.
I am using parts of an example code, which worked fine for me...
Hello,
my application is using the event scheduler while the softdevice is not. Is it save to call softdevice functions (like sd_ble_gap_scan_stop(), dm_device_delete_all...
Hi,
We deloped some concept(it looks not very good - sorry) for unique device which can be a slave and master.
to use this demo need following
Download to PCA10004...
Hi,
we developing bluetooth solution with S130 soft device
From now there only one example appear and i start it sucessfully but got some problem below
I see that device...
I have extend bootloader to about 18kB (0x3B800), and add uart module in it.
When I receive host command, I'll write a flag to flash via pstorage module, and use NVIC_SystemReset...
The NRF51822 series manual describes that an external LC filter is required to operate the buck converter. The reference design shows 1.001 uF of total capacitance to ground...
i try to test Low Energy Applications Using nRF51822 with application note ( nAN-36 )
in chapter 4 : led button example, build and install success~!, but, not running application...
when I use app_uart.c code with FIFO, uart is ok, but I always encountered a out of memory ( always return NULL from malloc )
How to monitor / determine memory / RAM usage...
Hi,everyone
I have trouble in debugging the "device_firmware_updates" example. Here is my development environment:
Keil-MDK :v5.1.0.0 and v5.11.0.0(an other PC).
SDK: 4...
