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...
Hi,
I'm trying using AES ECB encryption of peripheral drivers on development board with nRF52832 and PCA10040.
I inserted the following code before main loop of ble_app_uart...
i have a particular automotive tuning application where i have to deal with ignition and fuel injection timing (old stuff in the new e-mobility time)
here are some loose...
I'm a beginner to programming nRF devices in C, trying to graduate from Arduino (i.e. kindergarten).
I've installed Segger Embedded Studio and can compile and run SDK examples...
Hi, I have implemented a firmware that allows to bonding and connecting whit android and iOs; I have added the HID service and characteristics, if I press a button I can send...
I have 3 nordic boards each having different serial no so i need to develop a a structure with the information of the serial no and some revision number etc
and i need to...
hi everyone,i have a problem when i want to esase one block of flash memery,if i do it before ble_stack_init,it can work,but if i do it after ble_stack_init,my program will...
Hi,
We have made a custom PCB using the NRF52832 chip. While it was working fine for a couple of days, it suddenly stopped working and went to a hard fault. We are not...
hi:
i have a problem when i want to write data to flash.by the way,my program is running with no-system.
i found the program is always restared when i enabled erasing,
...
I was testing ble_app_uart with my nRF51 DK and gcc compiler on Mac OX. Everything went fine. But after blinking for about 1 minute, the light that was supposed to be blinking...
Hi,
I found my debug session keeps reset due to this error (code jump into app_error_fault_handler) when I stepped through my code. This happens at random places. I'm not...
I'm trying to get the nRF52 on the PCA10040 dev board communicating through UART without the use of the programmer built into the dev board. So I'm connecting the UART pins...
Using the ble_app_uart example, if I pass more than get a maximum of 60 characters for each call to ble_nus_string_send I get a return code of NRF_SUCCESS, but the nRF UART...
Hello, we use an MDBT40 Module from Raytek with an nrf51822 chip.
We take this module for building a ble remote control.
The remote control is central and the receiver is...
