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...
I am trying to do a ramping PWM. I want to update PWM every 25ms by increasing the duty cycle by 10%. I tried to setup a timer, by calling app_start_timer() on repeat mod...
Can you clarify how FLASH_SIZE, defined within the linker_section_placement_macros setting in the Segger Embedded Studio project file is used? Specifically: should it reflect...
In the light switch example, I try to change the network-key and then get some new unprovisioned servers provisioned.
The servers seem to get provisioned, but the client...
Hi,
I am working on NRF52840 preview DK using SDK version 15.3
I have compiled and loaded the Secure DFU bootloader onto the device, and also successfully got the BLE_BUTTONLESS_DFU...
I am using the mesh SDK version 2.2 (I think - I renamed the folder when I started, but I can't find a reference to the version number in the library! I am sure it is 2-point...
Hi,
How to calculate the free Ram and Flash after I loaded bootloader + SD + App on a running nRF52840?
I want to know ways to measure during critical RAM load too.
...
Hi, what is the correct way to erase all the connection params of a zigbee router device (not coordinator), and restart to search for a network automatically in production...
Hello,
I am using SDK 15.2.0 ,nrf52840. In my application we are using bluetooth and USB. The application works good. The device advertise and can get into the application...
Hello,
I have SDK v15 and there is not much information in infocenter also about these two functions related to my doubt.
( NRF_PWR_MGMT_SHUTDOWN_GOTO_SYSOFF & nrf_pwr_mgmt_run...
Hello, I'm starting evaluation of the Mesh Light Switch Demo both on DK PCA10056 and on Dongles PCA10059. I 'm using SEGGER IDE and made sure to properly set target in Preprocessor...
Hi , i tried to modify the template example from the sdk 15.3 but im getting an compilation error from " nrf_log_backend_rtt.c"
SEGGER_RTT_Conf.h: No such file or directory...
Trying to up load mqtt_simple sample, however getting bus fault on terminal. have browsed after the same issue here, but don't work after doing git pull ect...
here's...
How to correctly reinitialize the BLE stack when using FreeRTOS?
I can not find in the libraries where the task for the work of the stack under FreeRTOS is created.
Stopping...
We have a connection between our nRF52832 (server) and a tablet (client). We're trying to transmit some data at a rather high throughput. The connection parameters are as...
