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...
Hi there!
I have been working with serializer and have the below issue:
I am using sd_ble_gatts_hvx() to transfer 20 bytes in burst until I get an error (TX buffer full...
Hi all,
first I have to admit that I'm a total rookie in "electricity". I know BLE software-side but just started to learn the hardware stuff.
I just received my PPK and...
by writing servals data into flash ,the data is always is 0,
void fstorage_test(void)
{
ret_code_t ret = fs_init();
if (ret != NRF_SUCCESS)
{
bsp_indication_set...
HI,
I am using nrf52832 with softdevice 132. Using SPIS1 to get the sensor datas from nrf to AARDVARK for calibration. Whenever I send the data's from aardvark(using AArdvark...
Whenever I try to flash the device in keil, I get a no Jlink device found. I get a similar message when trying to connect to the device via Segger. nrfGo Studio just does...
hello:
i want to use pwm in SDK9.0, in my project ,i need to send a cmd to nrf51822-QFAA,and then it control the motor on ,and with this cmd ,i should contrl pwm to let...
Can I control the music player by simulate a hid device
now our customer ask for a new function--use bracelet control the music player>> last next vol+- ...
but the app...
Hi,
I am trying to develop the ble_app_template project into a custom ble application.
Where is says
/* YOUR_JOB: Declare all services structure you application is...
Hi Dear Engineers!
I use nRF52840 SPI (slave) to communicate with Master (HOST) CPU.
if I stop any ADV / SCAN RF functions all works Great!
But if I start ADV (or...
Hi,
I am having some trouble in setting up the RedBearLab BLE board w/ nRF51822 that i recently bought for a project I am currently doing . I am using windows OS, with eclipse...
Folks,
Attempting to use a sample app from the 13.0.0 SDK for a pointing (mouse) device I'm prototyping, located at ...\nRF5_SDK_13.0.0_04a0bfd\examples\ble_peripheral...
I use the sdk 13.0.0,software device s332，I hope the rtc can work when cpu sleep,and the lowest working current need less than 10uA，what should i do？or Is there a reference...
